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Scientific: 2 ideas worth knowing

2 ideas from Scientific, each explained in a minute and credited to the original work. Free on Savvy.

• A lake in Cameroon released a gas cloud that killed over 1,700 people in one night

  Lake Nyos sits over a pocket of magma that saturates its deep water with carbon dioxide. In August 1986, a disturbance triggered a sudden overturn that released a cloud of CO2 esti…

  — Scientific and geological record, Lake Nyos

• A liquid lake the size of Lake Ontario sits sealed under 4km of Antarctic ice

  Lake Vostok, buried beneath roughly 4 km of ice near Russia's Vostok Station, is the largest of more than 400 known subglacial lakes in Antarctica, kept liquid by geothermal heat a…

  — Scientific and geological record, Lake Vostok

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