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Due to wrong management of resources by farmers , mixed with a natural phenomenon of prolonged drought.
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On July 10, 1976 there was a toxic cloud of Seveso. In Italy,
skin disease- chloracne, -
Powerful tsunamI that struck the coasts of the departments of Nariño and Cauca, especially the area between Guapí and San Juan de la Costa.
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There was a chemical leak from a pesticide plant in India, causing the release of a toxic gas
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The natural disaster of Amero is the second most deadly volcanic eruption of the twentieth century, leaving behind more than 20,000 dead.
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On April 26, an increase in power in reactor 4 at the Chernobyl nuclear power plant (Ukraine) overheated the nuclear reactor, causing a hydrogen explosion and ejecting radioactive toxic materials.
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On March 24, 1989, the Exxon Valdez ran aground on a ship along the Prince William Sound in Alaska, with 41 million gallons of crude
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Around 700 oil wells were set on fire by the retreating Iraqi army and the fires were not completely extinguished until November 6, 1991, eight months after the end of the war.
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An explosion on the drilling rig Deepwater Horizon, British Petroleum, killed 11 workers and broke the Macondo well, which caused the worst oil spill offshore in history.
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The earthquake and tsunami in Japan caused severe damage to the Central Fukushima, which implies technological failures that ultimately caused the total loss of control of the plant and its reactors, causing one of the largest nuclear disasters
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Heavy rains caused the overflows of the Mocoa, Mulato and Sancoyaco rivers, generating landslides and mudflows in several sectors of the municipal capital that caused the destruction of houses, bridges and dragged vehicles in its path
