The Bhopal Disaster was a gas leak incident that occurred on the night of 2-3 December 1984 at the Union Carbide India Limited (UCIL) pesticide plant in Bhopal, Madhya Pradesh, India. It is considered one of the world's worst industrial disasters.

The Chernobyl Disaster was a nuclear accident that occurred on 26 April 1986 at the Chernobyl Nuclear Power Plant in Ukraine. It is considered the worst nuclear disaster in history.

The Exxon Valdez Oil Spill was an oil spill that occurred on March 24, 1989, when the Exxon Valdez, an oil tanker bound for Long Beach, California, struck Bligh Reef in Prince William Sound, Alaska. It is considered one of the worst oil spills in history.

The Love Canal Disaster was an environmental disaster that occurred in Love Canal, New York, in the 1950s and 1960s. It was caused by the dumping of toxic chemicals in the area by Hooker Chemical Company.

The Fukushima Daiichi Nuclear Disaster was a nuclear accident that occurred on 11 March 2011 at the Fukushima Daiichi Nuclear Power Plant in Japan. It was the worst nuclear disaster since the Chernobyl Disaster in 1986.

The Banqiao Dam Collapse was a dam failure that occurred on 8 August 1975 in Banqiao, China. It is considered one of the worst dam failures in history.

The Mount St. Helens Eruption was a volcanic eruption that occurred on 18 May 1980 at Mount St. Helens in Washington, United States. It was the deadliest and most economically destructive volcanic eruption in the history of the United States.

The Seveso Disaster was an industrial accident that occurred on 10 July 1976 at a chemical plant in Seveso, Italy. It was caused by the release of toxic chemicals, including dioxin, into the environment.

The Prestige Oil Spill was an oil spill that occurred on 13 November 2002 when the oil tanker Prestige sank off the coast of Spain. It is considered one of the worst oil spills in history.

The Minamata Disaster was an environmental disaster that occurred in Minamata, Japan, in the 1950s and 1960s. It was caused by the release of toxic chemicals, including mercury, into the environment by a chemical plant.

The Vajont Dam Collapse was a dam failure that occurred on 9 October 1963 in Vajont, Italy. It is considered one of the worst dam failures in history.

The Flixborough Disaster was an industrial accident that occurred on 1 June 1974 at a chemical plant in Flixborough, United Kingdom. It was caused by the release of toxic chemicals, including cyclohexane, into the environment.

The AZF Disaster was an industrial accident that occurred on 21 September 2001 at a chemical plant in Toulouse, France. It was caused by the release of toxic chemicals, including ammonium nitrate, into the environment.

The Jilin Chemical Plant Explosion was an industrial accident that occurred on 13 November 2005 at a chemical plant in Jilin, China. It was caused by the release of toxic chemicals, including benzene, into the environment.

The Elk River Chemical Spill was an industrial accident that occurred on 9 January 2014 at a chemical plant in West Virginia, United States. It was caused by the release of toxic chemicals, including 4-methylcyclohexanemethanol, into the environment.