Chernobyl disaster other undamaged reactors at the power station, with No. 3 continuing to produce electricity up into 2000. The accident motivated safety upgrades on all remaining Soviet-designed reactors in the RBMK (Chernobyl No. 4) family, of which eleven continued to power electric grids . The disaster began during a systems test on 26 April 1986 at reactor 4 of the Chernobyl plant near Pripyat and in proximity to the administrative border with Belarus and the Dnieper River. There was a sudden and unexpected power surge. When operators attempted an emergency shutdown, a much larger spike in power output occurred. This second
Effects of the Chernobyl disaster species. Studies suggest the 19-mile (30 km) "exclusion zone" surrounding the Chernobyl disaster has become a wildlife sanctuary. Animals have reclaimed the land including species such as the Przewalski’s horse, Eurasian lynx, wild boar, grey wolf, elk, red deer, moose, brown bear, turtle, voles, mice, shrews, European badger, Eurasian beaver, raccoon dog, red fox, roe deer, European bison, black stork, golden eagle, white-tailed eagle and eagle owl whose populations are all thriving. When the disaster first occurred, the health and reproductive ability of many animals and plants were negatively affected for the first six months. However, 30 years later, animals