Giant sinkholes found forming on the seafloor in northern Canada
Isabella O'Malley, M.Env.Sc
Reporter
Isabella O'Malley, M.Env.Sc

Giant sinkholes found forming on the seafloor in northern Canada

Enormous sinkholes have been documented on land, but scientists say that permafrost has been observed thawing at the bottom of the sea for the first time on record.

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