Chernobyl disaster Chernobyl disaster The Chernobyl disaster, also referred to as the Chernobyl accident, was a catastrophic nuclear accident. It occurred on 25–26 April 1986 in the No. 4 light water graphite moderated reactor at the Chernobyl Nuclear Power Plant near the now-abandoned town of Pripyat, in northern Ukrainian Soviet Socialist Republic, Soviet Union, approximately north of Kiev. The event occurred during a late-night safety test which simulated a station blackout power-failure, in the course of which safety systems were intentionally turned off. A combination of inherent reactor design flaws and the reactor operators arranging the core in a manner contrary to
Death rates in the 20th century In the middle of 20th century America, the leading cause of death was heart disease with an impressive 355.5 deaths per 100,000 followed by cancer at 139.8 deaths per 100,000. Although death rates dropped significantly in the latter part of the 20th century, the leading killers are still constant. The United States saw 192.9 people per 100,000 die from heart disease in 2010 followed by cancer with 185.9 people per 100,000. The world population in the 20th century experienced a large amount of death due to two major world wars. World War II was responsible for the most war related