Alligators frozen in ice by US cold snap

Alligators frozen in ice by US cold snap

Alligators in Florida were filmed frozen stiff and encased in ice in North Carolina.To survive the winter they go through a process call brumation whereby they slow their metabolism and stay still whilst trapped in the ice with only their nostrils above the water. Jan 9, 2018
North American freshwater rivers, streams becoming saltier

North American freshwater rivers, streams becoming saltier

Across North America, streams and rivers are becoming saltier, thanks to road deicers, fertilizers and other salty compounds that humans indirectly release into waterways. At the same time, freshwater supplies are becoming more alkaline. Salty, alkaline freshwater can create big problems for drinking water supplies, like the Flint water crisis in 2014. Jan 9, 2018