Tag Archives: Gas

this day in the yesteryear: Toxic Gas Erupts from Lake Nyos (1986)


Toxic Gas Erupts from Lake Nyos (1986)

Lake Nyos is a deep lake located in the crater of an inactive volcano in Cameroon. A pocket of magma beneath the lake leaks carbon dioxide (CO2) into the water. In 1986, possibly as the result of a landslide, Lake Nyos suddenly emitted about 1.6 million tons of CO2. Denser than air, the CO2 cloud “hugged” the ground and descended down nearby valleys, suffocating approximately 1,700 people within 16 miles (25 km) of the lake. What methods are being used to prevent future disasters here? More… Discuss

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ARTICLE: JOSEPH PRIESTLEY


Joseph Priestley

Priestley was an English theologian and scientist. He prepared for the Presbyterian ministry but gradually rejected orthodox Calvinism for Unitarianism. His History of the Corruptions of Christianity, published in 1782, was officially burned in 1785, and he immigrated to the US in 1794, befriending the nation’s founders. As a scientist, his manipulation of gases enabled him to discover new ones, including “dephlogisticated air,” a breakthrough whose magnitude escaped him. What gas was it? More… Discuss

 

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