26 April. On this date in 1986 An explosion at the Chernobyl Nuclear Power Plant spread a radioactive cloud over large parts of the Soviet Union, now the territories of Belarus, Ukraine and the Russian Federation causing imense human and long term environmental damage
The UN resolution and
associated United Nations documents provide information and background on events.
The UNDP also has a specialist website It contains a depository of UN official documents on Chernobyl nuclear accident
other useful websites considering the long term impact include:
it includes statements from witnesses and scientific organisations on the impact - from the 30th anniversary in 2016 . This includes the shocking 20 year evaluation report
Chernobyl’s Legacy: Health, Environmental and Socio-Economic Impactsand Recommendations to the Governments of Belarus, the Russian Federation and Ukraine
Also available is a searchable bibliography of texts from the International nuclear system catalogue.and some online videos of effects.