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  2. Effects of the Chernobyl disaster - Wikipedia

    en.wikipedia.org/wiki/Effects_of_the_Chernobyl...

    Effects of the Chernobyl disaster. The 1986 Chernobyl disaster triggered the release of radioactive contamination into the atmosphere in the form of both particulate and gaseous radioisotopes. As of 2024, it was the world's largest known release of radioactivity into the environment.

  3. Chernobyl disaster - Wikipedia

    en.wikipedia.org/wiki/Chernobyl_disaster

    The International Project on the Health Effects of the Chernobyl Accident was created and received US$20 million, mainly from Japan, in the hope of discovering the main cause of health problems due to iodine-131 radiation. These funds were divided among Ukraine, Belarus, and Russia for investigation of health effects.

  4. Deaths due to the Chernobyl disaster - Wikipedia

    en.wikipedia.org/wiki/Deaths_due_to_the...

    Initially, the Soviet Union 's toll of deaths directly caused by the Chernobyl disaster included only the two Chernobyl Nuclear Power Plant workers killed in the immediate aftermath of the explosion of the plant's reactor. However, by late 1986, Soviet officials updated the official count to 30, reflecting the deaths of 28 additional plant ...

  5. Investigations into the Chernobyl disaster - Wikipedia

    en.wikipedia.org/wiki/Investigations_into_the...

    The Chernobyl disaster was a catastrophic nuclear disaster that occurred in the early hours of 26 April 1986, at the Chernobyl Nuclear Power Plant in Soviet Ukraine.The accident occurred when Reactor Number 4 exploded and destroyed most of the reactor building, spreading debris and radioactive material across the surrounding area, and over the following days and weeks, most of mainland Europe ...

  6. Comparison of Chernobyl and other radioactivity releases

    en.wikipedia.org/wiki/Comparison_of_Chernobyl...

    Far fewer people died as an immediate result of the Chernobyl event than the immediate deaths from radiation at Hiroshima.Chernobyl is eventually predicted to result in up to 4,000 total deaths from cancer, sometime in the future, according to the WHO and create around 41,000 excess cancer according to the International Journal of Cancer, with, depending on treatment, not all cancers resulting ...

  7. Chernobyl liquidators - Wikipedia

    en.wikipedia.org/wiki/Chernobyl_liquidators

    Chernobyl liquidators were the civil and military personnel who were called upon to deal with the consequences of the 1986 Chernobyl nuclear disaster in the Soviet Union on the site of the event. The liquidators are widely credited with limiting both the immediate and long-term damage from the disaster. Surviving liquidators are qualified for ...

  8. International Nuclear Event Scale - Wikipedia

    en.wikipedia.org/wiki/International_Nuclear...

    The International Nuclear and Radiological Event Scale (INES) was introduced in 1990 [1] by the International Atomic Energy Agency (IAEA) in order to enable prompt communication of safety significant information in case of nuclear accidents. The scale is intended to be logarithmic, similar to the moment magnitude scale that is used to describe ...

  9. List of nuclear power accidents by country - Wikipedia

    en.wikipedia.org/wiki/List_of_nuclear_power...

    The world's worst nuclear accident has been the 1986 Chernobyl disaster in the Soviet Union, one of two accidents that has been rated as a level 7 (the highest) event on the International Nuclear Event Scale. [9] Note that the Chernobyl disaster may have scored an 8 or 9, if the scale continued.