Everything That Went Wrong in the Fukushima Nuclear Disaster

Everything That Went Wrong in the Fukushima Nuclear Disaster


Everything That Went Wrong in the Fukushima Nuclear Disaster

Find out how Fukushima became the most radioactive place on the planet in today’s epic new video that breaks down what caused the nuclear disaster that is still emitting contaminated radioactive waste to this day.

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Content

0.12 -> March 11, 2011, 2:46 p.m.
3.48 -> The surface of the Earth shifts as the  Pacific Plate slides under the North  
7.5 -> American Plate at a subduction zone 81 miles  or approximately 130 kilometers east of Sendai,  
13.68 -> Japan. This region of the planet is part of the  Ring of Fire, a hotbed for geologic activity such  
19.68 -> as earthquakes and volcanoes. This particular  earthquake will lead to a tsunami with waves  
25.2 -> as high as 130 feet or 40 meters and one  of the worst nuclear disasters in history.
31.26 -> The massive wave travels at speeds of up to  500 miles or 800 kilometers per hour towards  
37.14 -> Japan. Within 30 minutes, the initial wave  slams into the coast. 1,242 miles or around  
43.32 -> 2,000 kilometers of the Japanese shoreline  is obliterated in a matter of minutes. The  
48.9 -> magnitude of the earthquake is initially  measured at 8.9 on the Richter scale but  
53.52 -> will later be revised to a 9.0. It’s the 5th  largest earthquake to occur since scientists  
59.16 -> started recording the magnitude of the  natural phenomena over a century ago.
63.24 -> March 11, 2011, 3:27 p.m.
66.6 -> The tsunami wave has penetrated miles  across the Japanese islands. The Fukushima  
71.52 -> Daiichi Nuclear Power Plant is flooded  by seawater. Entire towns and villages  
75.9 -> are wiped out as the onslaught of water  begins rushing back into the ocean. The  
80.34 -> proximity of the earthquake’s epicenter  to the eastern coast of Japan means that  
84.24 -> there was very little time for residents  to seek shelter or brace for the impact.
88.62 -> The tsunami and the resulting flooding causes  serious damage to the nuclear power plant owned  
93.78 -> by the Tokyo Electric Power Company. The 6  nuclear reactors at the facility have been  
98.7 -> generating energy since 1979. At the time the  tsunami hit, 3 of the nuclear reactors were  
104.34 -> already shut down for routine inspection.  However, the reactors that still remain  
108.54 -> operational are under immediate threat of  melting down due to the devastation caused  
113.46 -> by the tsunami. The reactors are designed to shut  down automatically in the event of an earthquake,  
118.02 -> while backup diesel generators continuously pump  water into the system to keep the fuel rods cool.
123.9 -> Unfortunately, these diesel generators are  severely damaged by the power of the tsunami and  
129.36 -> the ensuing flood. The generators fail. Without  fresh water being pumped into the reactors,  
134.22 -> they begin to heat up. It’s only a matter  of time before Fukushima goes critical,  
138.48 -> only adding more chaos to the mayhem  caused by the tsunami. The engineers  
142.86 -> at the facility know they need to get the  generators back online fast. Otherwise,  
147.36 -> the power plant and the surrounding  area could be doused with radiation.
151.14 -> March 11, 8:15 p.m.
153.48 -> The Japanese government is reeling. Search and  rescue efforts are launched all along the eastern  
158.34 -> coast of the islands. Thousands of people are  dead; thousands more are missing. The extent of  
163.56 -> the damage caused by the tsunami is not yet clear,  and the death toll is only going to rise. But as  
168.96 -> the government scrambles to save its citizens,  they are faced with a new problem. Officials  
173.16 -> have recently been informed of the problems  arising at the Fukushima Daiichi power plant.  
177.06 -> They release a statement declaring a separate  state of emergency in the Fukushima Prefecture.  
181.92 -> This will be the first warning to the general  public that a second deadly crisis is now arising.
187.5 -> 45 minutes after the announcement, an evacuation  order is issued for anyone living within 2 miles  
193.02 -> or approximately 3 kilometers of the power plant.  As the people around Fukushima try to recover from  
198.72 -> the devastation of the tsunami, authorities are  now telling them that all of their pain and loss  
203.22 -> may be compounded by a nuclear meltdown. Many  begin packing their most prized possessions and  
208.62 -> make plans to leave the area. However, thousands  of people don’t have this option. They will need  
213.78 -> to be placed in emergency shelters or decide to  ride out the nuclear storm in their own houses.
218.22 -> March 12th, 2:06 a.m.
220.56 -> Warning lights go off in the control room at the  Fukushima power plant. Radiation levels in reactor  
226.02 -> number 1 are rising. It’s clear that the lack  of fresh water being pumped through the system  
230.4 -> is becoming a serious problem. Engineers have  also identified a small radiation leak in one  
235.32 -> of the reactors caused by the tsunami. The power  plant is severely understaffed due to everything  
239.88 -> that is going on. It’s not clear what  the extent of the damage is yet or if  
243.84 -> the workers on hand will be able to contain  any further leaks and prevent a meltdown.
248.22 -> March 12th, 6:46 a.m.
250.74 -> The pressure in reactors 1 and 2 begins to  rise. The fuel rods are becoming so hot that  
256.26 -> the water in the coolant tanks is beginning to  boil. Steam fills the chamber as more and more  
261.18 -> water evaporates from the intense heat. The  Tokyo Electric Power Company confirms that  
265.92 -> radioactive substances are leaking from the  power plant. A reading conducted by Japan’s  
270.6 -> Nuclear and Industrial Safety Agency discovers  that radiation near the facility’s main gate is  
275.82 -> more than 8 times normal levels. They detect high  amounts of cesium 137 and iodine 131 in the area.
282.48 -> Officials at TEPCO order workers to begin pumping  seawater into reactor number 1 to keep it from  
288.24 -> going critical. The salt in the water begins to  corrode the piping and pumps in the reactor. This  
293.76 -> could have disastrous consequences down the  road. At the same time the saltwater is being  
298.44 -> injected into reactor 1, reactor number 2’s  water levels begin to drop. Japan's Nuclear  
303.96 -> and Industrial Agency which is keeping a close eye  on the situation, concludes that the radioactive  
308.94 -> cesium escaping from the nuclear power plant is  likely being caused by the melting of fuel rods.
314.22 -> March 12th, 6:22 p.m.
316.62 -> A buildup of hydrogen has been growing in  reactor number 3. As the temperatures rise,  
321.84 -> huge amounts of water are evaporating from the  cooling tanks. Suddenly, the excess hydrogen in  
326.88 -> the chamber ignites, and the roof is blown  off the top of the containment structure,  
331.08 -> injuring 2 plant workers and 2 subcontractors  who were trying to get the reactors under  
335.7 -> control. The explosion itself does not damage  the reactors, which is extremely good news for  
341.04 -> anyone still in the area or working at the  plant. The containment structure, however,  
345.3 -> is not so lucky as the blast causes a  partial collapse. If the engineers and  
350.04 -> workers at Fukushima Daichii don’t work  fast, a catastrophic failure is imminent.
354.78 -> Two hours after the explosion, residents within  12 miles or 20 kilometers of the power plant  
360 -> are ordered to evacuate. Around  200,000 residents flee for their  
364.44 -> lives. As authorities try to persuade everyone  to seek refuge outside of the evacuation zone,  
369.24 -> they also proclaim that no radioactive  gasses have escaped from the reactors yet.  
373.74 -> This seems to be true as radiation levels  around the power plant have begun to fall.
378.78 -> Workers continue to flood the containment  structure around the overheating reactors  
382.92 -> with salt water to keep temperatures  down. A large shipment of iodine tablets  
387.36 -> is transported to Fukushima and the  surrounding area to be distributed  
390.72 -> to residents who lived the closest to the  nuclear power plant. This is done to help  
394.8 -> prevent radiation poisoning in the early  stages of the Fukushima Daiichi disaster.
399.06 -> March 13th, 3:20 a.m.
401.58 -> A group of 90 people who have been evacuated from  their homes near the power plant are put through  
406.92 -> a series of tests. The goal is to see if anyone  has been exposed to high levels of radiation and  
412.32 -> get a better idea of how bad the situation is. 3  people in the group test positive for radiation  
417.36 -> exposure. There is clearly a radiation leak  at the Fukushima nuclear power plant. Chief  
422.4 -> Cabinet Secretary, Yukio Endo, warns TEPCO and  the agencies involved in the containment process  
427.98 -> that there is a very real possibility that  reactor number 3 may incur another explosion.
433.44 -> March 14th, 11:00 a.m.
435.72 -> Workers run for their lives. Hydrogen levels in  reactor number 3 are increasing. The pressure  
441.36 -> is growing, and it’s only a matter of seconds  before there is another blast. The hydrogen  
445.92 -> combusts. The cooling system at reactor number  2 suffers a massive amount of damage. 11 people,  
451.38 -> including employees, subcontractors,  and 4 civilian defense workers,  
455.58 -> are injured during the explosion. They are  carried out of the wreckage, decontaminated,  
459.84 -> and loaded into emergency vehicles that  bring them to a nearby medical facility.
463.92 -> One of the walls of the containment structure  collapses. Now the structure is missing a side  
468.72 -> and its roof. However, officials still maintain  that the reactors themselves are contained,  
473.46 -> which should help reduce the  amount of radiation escaping  
476.34 -> from the power plant. To increase the  effectiveness of the cooling process,  
479.94 -> emergency crews mix boron with ocean water.  Boron is highly effective at absorbing neutrons,  
485.88 -> which as a result, slows the nuclear  chain reactions happening in the core.
490.02 -> Even though authorities still claim that  the radiation is contained at Fukushima,  
494.28 -> they recommend anyone who did not leave during  the first evacuation should remain indoors until  
499.74 -> further notice. As a result of the explosion  and the cooling pumps being left unattended,  
504.42 -> approximately 8.9 feet or 2.7 meters  of the control rods in reactor number  
509.7 -> 2 are above water. Radioactive steam  begins to build up in the structure.
514.08 -> March 15, 6:00 a.m.
516.24 -> There is a detonation in reactor number 2. The  intense heat from the exposed fuel rods caused  
522 -> the hydrogen in the containment structure to  detonate. This damages the suppression pool,  
526.26 -> which leads to more control rods being exposed.  As a result of the third explosion in four days  
531.54 -> at the Fukushima Daiichi Power Plant, the  U.S. Navy decides to reposition its ships  
536.22 -> and planes in the area. They have already begun  to detect low levels of airborne radioactivity,  
541.44 -> and it seems like the situation is only  going to get worse. 3 sailors aboard  
545.88 -> the U.S.S. Ronald Regan test positive for  low levels of radiation in their systems.
550.56 -> Later that morning, Secretary Yukio Edano  announces that a nuclear meltdown could  
555.42 -> happen in the three damaged reactors at  the power plant. It is confirmed that the  
559.5 -> amount of radiation around the facility  has reached levels that can “impact human  
563.28 -> health.” Authorities recommend that anyone  who lives within 18.6 miles or 30 kilometers  
568.92 -> of the power plant should remain indoors at  all times to minimize the risk of exposure.
573.72 -> A general evacuation order is given  at the power plant for all workers.  
577.5 -> Around 800 people leave the area and seek  shelter away from the facility in case the  
582.6 -> worst case scenario occurs. 50 skilled workers  remain behind to conduct emergency operations  
587.82 -> in an attempt to keep the reactors from  melting down. They will likely receive  
592.08 -> high doses of radiation by staying, but  they bravely accept this responsibility  
596.52 -> in hopes of mitigating a disaster that could  end up being on the same scale as Chornobyl.
601.8 -> March 15th, 8:54 a.m.
604.08 -> A fire breaks out in reactor number 4. This  particular reactor had already been shut down  
609.36 -> before the earthquake occurred. However,  it’s believed that the fuel storage pool  
613.08 -> in the structure has caught fire and  is releasing radioactive steam into the  
617.22 -> atmosphere. Prime Minister Naoto Kan explains  the situation to the Japanese people and  
622.2 -> urges them to remain calm. He notes that  there is a very high risk of radioactive  
626.46 -> materials leaking out of the Fukushima  Daiichi power plant at this time. The  
630.66 -> government enacts a no-fly zone within  30 kilometers of the nuclear plant.
634.26 -> 2 hours later, the fire in reactor number  4 is put out. The International Atomic  
639.48 -> Energy Agency has been collecting data  around the power plant and reveals that  
643.44 -> radiation levels are 167 times the average  annual dose that is acceptable for someone  
648.96 -> to receive. Further investigation determines  that the exposure rate near the facility is  
654.18 -> up to 400 millisieverts per hour when a person's  exposure should only be around 2.4 millisieverts  
661.08 -> per year. It’s concluded that the situation at  Fukushima is becoming dire. The explosion in  
666.18 -> reactor number 2 may have compromised the  integrity of the main containment vessel.  
670.2 -> Something must be done to suppress the high  levels of radiation escaping the reactor.
674.88 -> That night TEPCO plans to use helicopters to drop  water into the compromised containment structure  
680.58 -> to aid in the cooling process. March 16th, 7:00 a.m.
684.54 -> Another fire breaks out in the building that  houses reactor number 4. It’s determined that  
689.04 -> around 70% of the fuel rods in Unit 1 and  33% of the fuel rods in Unit 2 have been  
694.92 -> damaged. It is also suspected that the  core of reactor 3 is compromised. Cool  
699.54 -> seawater is continuously injected into  the reactors to try and keep them stable.
704.04 -> March 17th, 4:35 a.m. The U.S. Nuclear Regulatory Commission releases  
709.98 -> a statement highly recommending any U.S. citizens  that are located within 50 miles or 80 kilometers  
715.68 -> of the Fukushima Daichi Power Plant evacuate  the area due to the risk of radiation exposure.  
720.72 -> The head of the NRC informs Congress that the  spent fuel rod pool no longer has water in it,  
726.06 -> meaning that huge amounts of radiation are being  released from the facility every second. Japanese  
731.16 -> Defense Minister Toshimi Kitazawa initiates a plan  to combat the crisis from both the air and the  
736.56 -> ground. The top priority is to cool reactor number  3 as soon as possible. Anyone who is involved in  
742.32 -> this mission will be put at great risk. However,  time is running out, and something must be done.
747.66 -> March 17th, 9:48 a.m.
750.42 -> Helicopters arrive above the damaged power plant.  They dump gallons and gallons of seawater from the  
756.18 -> Pacific Ocean onto reactors number 3 and 4 to cool  the structures. After hours of carrying out the  
761.82 -> operation, there seems to be no measurable impact  on lowering radiation levels. The measurements in  
767.34 -> the area still put the radiation at around 170  millisieverts per hour. The aerial bombardment  
772.5 -> of water is ceased to reduce the risk of  exposure to the pilots and other emergency  
776.7 -> personnel. At this point, it’s announced that at  least 2 people are missing at the power plant,  
781.44 -> and another has shown signs of radiation poising  from prolonged exposure. As more information  
786.84 -> comes out, the number of radiation-related  illnesses increases to approximately 20 people.
792.12 -> Around 7:30 p.m., the Japanese Defense Ministry  brings in five water cannon trucks to continue to  
798.54 -> douse the reactors with cool water to keep them  from overheating. However, like the helicopter  
803.52 -> operation, the water cannons have a minimal effect  and are withdrawn only 40 minutes later. For days,  
809.46 -> the Tokyo Electric Power Company has been denying  claims that any of the spent fuel pools are dry,  
814.62 -> even though many believe this is the reason  radiation levels are so elevated. Instead,  
819.54 -> TEPCO claims that there is  still water in every tank,  
822.06 -> but the amount in each is unknown.  Australia urges its citizens residing  
826.68 -> within 50 miles or 80 kilometers of the  Fukushima Daiichi plant to evacuate.
831.18 -> March 18th.
832.62 -> Japan's Nuclear and Industrial Safety  Agency raises the crisis threat level  
837 -> from level 4 to level 5. This puts it  at the same severity as the Three Mile  
842.16 -> Island accident in 1979. The International  Nuclear Events Scale determines that a level  
847.8 -> 5 incident will result in the release of  large quantities of radioactive material  
852.24 -> resulting in several deaths. March 19th, 9:00 a.m.
856.26 -> While the world focuses on the events  unfolding at the Fukushima plant,  
859.86 -> the nation of Japan is still reeling from the  devastation of the tsunami. Search and rescue  
864.84 -> operations are carried out across the country as  thousands of people are still missing. Their homes  
869.64 -> have been swept away by the tsunami, and entire  towns have been leveled. The most tragic part is  
875.16 -> that the bodies of many loved ones will never  be found as they have been carried out to sea  
879.72 -> as the waters from the gigantic wave receded back  into the ocean. By this point, 7,348 people have  
886.8 -> been confirmed dead. At least 10,947 people are  missing, and 2,611 people are being treated for  
894.66 -> severe injuries all caused by the tsunami  that hit the Japanese coast 8 days prior.
899.76 -> That afternoon engineers and workers push  themselves to the brink of exhaustion to  
904.14 -> restore power to the cooling systems at the  nuclear power plant. They hoped that within  
908.16 -> the next two days, power will be back online. New  diesel generators are brought in and hooked up to  
913.56 -> the water pumps of units 5 and 6. Progress  is slow, but as power comes back online,  
918.84 -> the reactors begin to cool. Unfortunately, milk  and water tested around Fukushima are found to  
924.66 -> contain high levels of radioactive iodine.  Tap water in Tokyo, which is located 140  
930.18 -> miles or 225 kilometers away, has also tested  positive for elevated levels of radiation.
936.24 -> March 20th, 9:00 a.m.
938.52 -> Temperatures in reactors 5 and 6 reach safe  levels. Engineers are now able to enact a cold  
943.98 -> shutdown as temperatures are below 100 degrees  Celsius or 212 degrees Fahrenheit. Electrical  
949.92 -> cables are connected to the cooling systems of the  remaining reactors in preparation for restoring  
954.6 -> power. Everything seems to be going according  to plan. The workers are on track to get all 6  
960.06 -> reactors under control as long as nothing else  goes wrong in the next several hours. However,  
965.04 -> at around 1:00 p.m., the pressure inside  reactor number 3 begins to increase again.  
969.24 -> Workers panic as they were so close to  getting the power plant under control.  
973.2 -> They scramble to reduce the pressure by any  means necessary to avoid another explosion.
978.6 -> An hour later, Japan's National Police Agency  releases the latest numbers for the tsunami  
983.64 -> victims. 8,199 people are confirmed  dead; 12,722 are now reported missing.
990.96 -> March 21st.
992.22 -> Black smoke begins to rise from the containment  structure of reactor number 3. There is clearly  
997.56 -> something very wrong. Fearing the worst, workers  are evacuated in case the reactor goes critical,  
1002.9 -> and there is an explosion. Power has now been  restored to reactors 1, 2, 5, and 6. Reactors  
1009.02 -> 3 and 4 are the only ones that pose a serious  threat at this point in time. But if the workers  
1013.88 -> can’t return to the power plant soon, systems  could begin to fail, and they will be right back  
1018.8 -> to square one. Emergency teams are on standby,  waiting for the all-clear to resume their work.
1023.72 -> March 22nd.
1025.1 -> Workers are allowed to return to the power  plant and resume their tasks. Seawater is  
1029.66 -> still being pumped into units 2, 3, and 4.  The salt is continuously corroding the system,  
1034.22 -> but if the water isn’t injected into the reactors,  
1037.1 -> there will be a meltdown. Readings are taken  south of the Fukushima Daichi Power Plan,  
1041.36 -> and it’s found that the water there contains 126.7  times the legal limits of radioactive iodine. It  
1048.14 -> ‘s also discovered that Cesium 134 exceeds the  maximum limit by 24.8 times, and Cesium 137,  
1055.34 -> which has a half-life of approximately 30 years,  is at levels 16.5 times higher than acceptable.
1061.52 -> The following day, radiation is found in 11 types  of vegetables from the area around Fukushima,  
1067.04 -> and any shipments out of the region are halted.  However, workers at the power plant have made  
1071.84 -> progress. All reactors now have electrical power  running to them, meaning that any undamaged  
1077.18 -> systems can be brought back online. Tokyo’s  tap water is found to contain 210 becquerels  
1083.06 -> per liter of iodine 131. This is over twice the  recommended limit for infants and young children.
1089.06 -> March 24th.
1090.56 -> Even with power restored, the water levels in Unit  4’s spent fuel pool are incredibly low. To remedy  
1096.62 -> this situation, 135 metric tons of seawater are  flushed into the system. As this is being done,  
1102.86 -> the temperature in reactor 1 increases to 752  degrees Fahrenheit or 400 degrees Celsius. The  
1110.18 -> system was designed to only be able to handle  temperatures below 576 degrees Fahrenheit or  
1115.58 -> 302 degrees Celsius. A plume of smoke  rises out of reactors 1, 2, 3, and 4.
1121.4 -> In order to install much-needed electrical cables  to Unit 3’s reactor pumps, 2 men wade through a  
1127.16 -> pool of irradiated water. Although there are  inevitable risks involved, their suits are  
1132.26 -> designed to handle intense heat and radiation.  Tragically, the irradiated water seeps into their  
1137.54 -> protective gear and delivers 180 millisieverts of  radiation directly to their bodies. These men are  
1143.78 -> heroes who put preventing a nuclear meltdown ahead  of their own lives and completed their mission.  
1149.3 -> The cables are successfully connected, and the  pumps are powered up. Unfortunately, now they  
1154.52 -> are paying the price. Both men are sent to the  hospital to be treated for radiation poisoning.
1159.02 -> March 25th.
1160.34 -> The pumps at reactor 1 are initiated.  Freshwater, instead of salt water,  
1164.72 -> begins flooding into the cooling pool. This will  reduce the amount of corrosion done to the system,  
1169.22 -> but the seawater has already taken its  tool. The temperature in the core begins  
1173.48 -> to fall and eventually settles around  400 degrees Fahrenheit or 204.5 degrees  
1178.34 -> Celsius. This is within normal operational  parameters. Evacuation efforts continue  
1183.2 -> in the areas around the power plant.  Some families still refuse to leave.
1187.16 -> An airplane lifts off from a runway in Tokyo and  lands in China. Passengers disembark; however,  
1192.92 -> two Japanese citizens are found to have  high levels of radiation in their bodies.  
1196.64 -> They are sent to a nearby hospital  to begin decontamination treatments.
1200.48 -> March 26th.
1201.86 -> The water pump in reactor 2 is activated.  Freshwater begins to flow into the system.  
1206.96 -> Tests are once again run on the ocean water to the  south of the power plant. It’s found to contain  
1212.18 -> 1,250 times the legal limit of radioactive iodine  131. The previous day the seawater contained 103.9  
1219.98 -> times the limit, meaning radioactive waste is  leaking out of the power plant and into the sea.
1225.32 -> Two days later, a damaged turbine is found  to be spewing contaminated water out of the  
1229.88 -> facility. This has raised radiation levels  to around 1,000 millisieverts per hour,  
1234.44 -> which is enough to give someone a fatal  dose of radiation within 4 to 5 hours.  
1238.76 -> Workers are warned to stay away from the  leak until it can be fixed. On March 31st,  
1243.74 -> Japan's Nuclear and Industrial Safety Agency  tests the seawater near the power plant and  
1248.6 -> finds it contains 4,385 times more radiation  than the maximum safety levels. The amount  
1255.26 -> of radiation being spread into the ocean and  surrounding areas is increasing exponentially.
1260.24 -> April 1st.
1261.5 -> The Tokyo Electric Power Company brings  in an "anti-scattering" agent that is  
1265.76 -> sprayed into the plant's common spent  fuel pool area. This is done to reduce  
1269.78 -> the amount of radioactive particles carried  across the landscape by the wind and rain.
1273.92 -> April 2nd.
1275.18 -> The main leak is found. A 20-centimeter crack  near a water intake pipe in unit 2 is leaking  
1282.5 -> irradiated water at 1,000 millisieverts per  hour into the surrounding environment. The  
1287.48 -> crack must be filled in order to stop the  contamination. However, initial attempts  
1291.56 -> to get the leak under control fail. Every  minute that the leak is allowed to continue,  
1295.52 -> more and more radiation makes its  way into the environment. Samples  
1299.3 -> of seawater now contain 7.5 million times  the legal limit of radioactive particles.
1305.12 -> The water and landscape around Fukushima  Daichii Power Plant are irradiated to the  
1309.92 -> point that it’s no longer safe for residents to  return. Japan's chief cabinet secretary informs  
1315.14 -> the population that the people who have been  evacuated from the area will not be able to  
1319.4 -> come back to their homes for the foreseeable  future. Two days later, on April 4th,  
1323.9 -> TEPCO dumps 11,500 tons of water with "low levels"  of contamination into the ocean. The company says  
1331.46 -> this must be done to free up storage room for  highly contaminated water at the facility. This  
1336.92 -> only worsens one of the biggest human-caused  environmental disasters in recorded history.
1341.84 -> April 6th.
1343.28 -> The 20-centimeter crack in Unit 2 is  finally fixed. It has been leaking for days,  
1348.26 -> releasing untold amounts of radioactive  liquid into the environment. 6,000 cubic  
1353.36 -> meters of nitrogen gas are pumped into reactor  1 to counteract a hydrogen buildup and reduce  
1358.76 -> flammability in hopes of avoiding another  explosion. It's announced that it will take  
1363.26 -> at least 10 years to decommission all of the  reactors at Fukushima. Until this is done,  
1367.82 -> there is still a chance that something could  go wrong and lead to a full-blown meltdown.
1372.5 -> April 2011.
1374.42 -> On April 11th, exactly one month after  the 9.0 earthquake that generated the  
1379.34 -> tsunami which damaged the Fukushima Daichi  Power Plant, another earthquake shakes the  
1384.68 -> region. This one is slightly smaller  at 7.0 on the Richter Scale. However,  
1389.24 -> it’s still enough to cause Fukushima to  once again lose power and cause water to  
1393.68 -> stop flowing into reactors 1, 2, and 3 for at  least 50 minutes. Luckily, the generators are  
1399.5 -> repaired and turned back on, restoring the  water flow before significant harm is done.
1403.88 -> As a result of all the new data collected from  the surrounding area, the Fukushima disaster  
1408.68 -> is raised to level 7 on International Atomic  Energy Agency's severity scale. This is the  
1414.56 -> highest possible rating. The only other  nuclear disaster to reach this level was  
1418.88 -> Chornobyl. Although it’s important to note that  the amount of radioactive particles released at  
1423.26 -> Fukushima is only about 10% of the amount spewed  from nuclear reactor number 4 at Chornobyl.
1429.26 -> For the remainder of April, workers continue to  pump cool water into the spent fuel pools to keep  
1434.84 -> temperatures stable. They also construct  a steel-plated fence around the facility  
1438.68 -> to prevent radioactive leakage from reaching the  ocean. Remote-controlled robots are brought into  
1444.08 -> the power plant to gather data on the radiation  levels inside the reactors. It’s found that high  
1448.82 -> levels of radiation are still escaping the  damaged fuel rods. TEPCO announces that all  
1453.26 -> reactors will achieve a cold shutdown by January  2012, 10 months after the nuclear disaster.
1459.38 -> In order to protect the public’s health,  the Japanese government bans the shipment  
1463.4 -> of fish caught along the waters of Fukushima  after they find 14,400 becquerels per kilogram  
1469.88 -> of radioactive cesium. This is almost  30 times higher than the legal limit,  
1474.56 -> which is 500 becquerels per kilogram. The  Japanese government orders the Tokyo Electric  
1479.48 -> Power Company to pay $12,052 per household to  50,000 households in the Fukushima region as  
1486.98 -> reparations for forcing them out of their homes  and contaminating the landscape with radioactive  
1491.66 -> particles. This amounts to 602.6 million  dollars, money that TEPCO does not have.
1497.78 -> May 2011.
1499.28 -> The cooling system in reactor  1 still needs to be repaired,  
1502.58 -> but the radiation levels in the chamber  are still too high for humans to withstand,  
1506.6 -> even with protective gear. Vents are installed  in Unit 1 to allow workers to conduct repairs.  
1511.94 -> New guidelines are released by the government  stating that the acceptable level of annual  
1516.5 -> radiation exposure in Fukushima Prefecture's  elementary schools has been increased to 20  
1521.6 -> millisieverts. The International Commission  on Radiological Protection limits radiation  
1526.22 -> exposure to around 2 millisieverts per year for  the general public meaning that the radiation  
1531.44 -> levels acceptable at elementary schools  in Fukushima are 10 times the recommended  
1536.06 -> level. This results in outrage from the Japanese  and international community. The government is  
1540.8 -> putting the lives of school children at risk, and  people will not stand idly by while it happens.
1545.78 -> On May 11th, anyone who was evacuated from the  12.4-mile or 20-kilometer no-entry zone around  
1551.72 -> the Fukushima Dachii Power Plant is allowed  back into their homes for 2 hours to gather  
1556.64 -> personal belongings and important documents.  They are not allowed to grab anything that  
1561.02 -> may contain high amounts of radiation, such as  food and liquids. It ‘s a heartbreaking sight,  
1565.7 -> as many of these people will never be  able to return to their former homes.
1569.18 -> As May progresses, it’s discovered that  reactor 1 has undergone at least a partial  
1573.92 -> meltdown. The water levels in the reactor are  dangerously low due to a leak near the core.  
1579.02 -> Around 50 metric tons of contaminated water has  escaped from the storage facility at the power  
1584.06 -> plant resulting in the surrounding  area becoming even more irradiated.
1588.2 -> June 18th, 2011.
1590.06 -> Safe temperatures at all spent fuel pools have  finally been achieved. Temperatures in reactors 1,  
1596 -> 2, and 3 continue to decline. 300 brave men and  women from Japan's Skilled Veterans' Corps offer  
1602.06 -> to sacrifice their lives to help contain and clean  up the radiation released by the Fukushima Daiichi  
1607.04 -> Power Plant. They are all elderly citizens that  feel it is their duty to do whatever they can to  
1611.6 -> help their country. At the end of the month,  a report is released that states radioactive  
1615.86 -> substances have been found in the urine of at  least 10 children from the Fukushima Prefecture.
1621.14 -> July 2011.
1622.46 -> Two-thirds of all Japanese people want to end  the use of nuclear power within their country.  
1627.08 -> The Fukushima plant disaster has tainted the use  of nuclear energy as a power source. Even though  
1632.48 -> future disasters can be avoided by implementing  stricter regulations and multiple fail-safes,  
1637.58 -> the nuclear power industry has lost  the trust of the Japanese public.
1641 -> The government implements a program to conduct  lifelong checks on the thyroids of all Fukushima  
1646.28 -> residents who were under the age of 18 at the time  of the nuclear crisis. This includes conducting  
1651.32 -> ultrasounds on 360,000 children in the next few  years. At the end of July, the city of Soma in  
1657.92 -> Fukushima Prefecture begins constructing a  solar power plant to supplement the energy  
1662.66 -> lost from the nuclear plant and to pave the way  for alternative sources of energy in the future.
1667.64 -> August 17, 2011.
1669.74 -> The Independent releases a bomb that will  decimate the already tarnished reputation  
1674.72 -> of the Tokyo Electric Power Company. It  is found that TEPCO conducted a cover-up  
1679.28 -> about cracks in the circulation pipes at Fukushima  Daichi in 2002, 9 years before the tsunami. These  
1687.2 -> findings mean that the systems in place at  the power plant were already compromised,  
1691.52 -> and if they had been fixed properly, it could  have prevented some of the radioactive materials  
1696.08 -> from leaking out of the facility in 2011.  This gross negligence on TEPCO’s part is  
1701.36 -> one of the reasons that the area surrounding  the power plant is so heavily contaminated.
1705.44 -> TEPCO releases its own statement  to try and draw attention away from  
1709.28 -> its horrendous coverup and informs the  public that the amount of radioactive  
1712.82 -> substances leaking from the power plant  is now 200 million becquerels per hour,  
1717.38 -> or around one ten-millionth of the radioactivity  that was being released in early March. However,  
1722.96 -> the damage has already been done, and although  it’s good that the contamination levels are  
1727.04 -> going down, they never needed to be so high  in the first place. To add insult to injury,  
1731.78 -> TEPCO also announces that the cleanup and  stabilization of the reactors at the power  
1735.8 -> plant are taking longer than expected and will  take an additional several months to complete.
1740.96 -> October 2011.
1742.7 -> The installation of a new roof on the Unit 1  reactor building is completed. The amount of  
1747.44 -> radiation being emitted from the power plant  has been reduced to 100 million becquerels  
1752.12 -> of radiation per hour, which brings the  levels down to 1 eight-millionth of what  
1756.38 -> it was right after the tsunami. A report  is published that states around 70% of the  
1760.94 -> people evacuated from Fukushima still  have not been able to obtain new jobs.
1765.2 -> November 2011.
1766.82 -> Japanese officials inform the country and  the world that it will take over 30 years  
1771.14 -> to decommission the damaged reactors at the  Fukushima Daiichi nuclear power plant. This  
1775.4 -> means that no one will be able to return  to their homes in the evacuation zone for  
1779.78 -> at least that long. However, in order to  prove that clean-up efforts are working,  
1783.86 -> a Japanese parliamentary secretary scoops up a  glass of water from a puddle near the Fukushima  
1789.38 -> power plant and drinks it. A collective  cringe from people across the country  
1793.16 -> arises as radioactive particles likely aren’t  the only harmful things in the puddle water.
1798.2 -> Rice shipments from the Fukushima Prefecture are  banned as samples contain up to 630 becquerels  
1804.38 -> per kilogram, which is around 5 times  more than the government safety limit  
1808.46 -> of 130 becquerels per kilogram. This is  followed by the first decontamination  
1813.08 -> efforts by the government within the  no-entry zone around the power plant.
1816.56 -> December 7, 2011.
1818.6 -> A new leak arises. 150 liters  of radioactive waste spills into  
1823.82 -> the Pacific Ocean before it can be  contained. It’s estimated that this  
1827.24 -> incident results in 26 billion becquerels  of radioactive material entering the sea.
1832.52 -> On December 16th, Japanese Prime Minister  Yoshihiko Noda announces to the Japanese  
1837.2 -> people and the world that all reactors at  the Fukushima Daiichi Power Plant are in  
1841.58 -> cold shutdown. They are kept at around 158  degrees Fahrenheit or 70 degrees Celsius.  
1846.62 -> Radiation levels are now below 1 millisievert  per year around the power plant. The immediate  
1852.44 -> danger of a complete meltdown has been avoided.  However, experts warn that cleaning up all of the  
1857.3 -> radioactive material in the surrounding  area will be a long and dangerous process.
1861.56 -> On December 29, 2011, the last emergency  evacuation shelter in Fukushima closes.  
1867.44 -> 448,000 evacuees move to temporary housing,  hotels, and apartments across the country.
1873.74 -> February 2012.
1875.42 -> The mayor of Kawauchi, a village  just outside of the evacuation zone,  
1879.62 -> says that all local authorities will be  returning to the town in April. Schools,  
1884.06 -> clinics, and public services will resume in  Kawauchi at that time. Former residents are  
1888.62 -> encouraged to also return in order to  work towards the future. This will be  
1892.34 -> the first township to declare its intentions to  return since the disaster almost a year prior.
1897.62 -> A few days later, a report is released stating  that earthworms at Kawauchi have been found to  
1902.78 -> contain cesium levels as high as 20,000  becquerels per kilogram. This worries  
1907.46 -> scientists and medical professionals as there  is a concern that radioactive materials will  
1912.2 -> bio-accumulate up the food chain. This  means that as animals, including humans,  
1916.58 -> eat plants and other animals in the ecosystem,  more and more radiation will accumulate in their  
1921.5 -> bodies. Eventually, the radiation levels could  become so high that it could pose a health risk.
1926.12 -> The Japanese government bails out TEPCO  for $8.5 billion so that it can cover its  
1931.4 -> compensation payments. A study finds  that around 42.2 percent of Fukushima  
1935.96 -> Prefecture residents have been exposed  to over 1 millisievert of radiation,  
1939.98 -> meaning the power plant disaster has increased  their exposure to above-normal levels. However,  
1945.26 -> the same study finds that 94.6 percent  of residents were exposed to less than  
1950.18 -> five millisieverts, which bodes  well for their future health.
1953.36 -> March 2012.
1954.98 -> It’s been 1 year after the Fukushima Daichi  Power Plant disaster that resulted from  
1959.42 -> the negligence of the Tokyo Electric Power  Corporation and the tsunami that decimated  
1963.92 -> the Japanese coast. As of this moment in time,  there have been zero deaths as a direct result  
1968.84 -> of the radiation from the power plant. 78,000  people are not allowed to return to their  
1973.58 -> homes that are located within 20 kilometers of  the power plant. There are only 2 operational  
1978.32 -> reactors currently producing energy in Japan  out of 54 that were built since the 1960s.
1984.08 -> As a result of what happened at  the Fukushima Daiichi Power Plan,  
1987.2 -> nuclear safety requirements are becoming more  strict. No one wants another nuclear disaster,  
1992.3 -> and by implementing clear protocols, stringent  quality checks, and multiple fail-safes,  
1997.34 -> nuclear power has become safer than its ever  been. It’s estimated it will take at least 30  
2002.38 -> years to decommission the Fukushima plant  and decontaminate the surrounding areas.
2006.94 -> Now watch “Chernobyl Nuclear Explosion  Disaster Explained (Hour by Hour).” Or  
2012.58 -> check out “What If North Korea Launched  a Nuclear Bomb (Minute by Minute).”

Source: https://www.youtube.com/watch?v=YstpxrVMnQM