August 13, 2020 By Alejandra Borunda National Geographic
Last month, less sea ice covered the Arctic Ocean than in any other July since scientists began keeping track of it with satellites in 1979, marking another step toward a devastating and planet-reshaping inevitability: an ice-free summer for the Arctic Ocean.
Global Warming Is Driving Polar Bears Toward Extinction, Researchers Say
July 20, 2020 By Henry Fountain The New York Times
By century’s end, polar bears worldwide could become nearly extinct as a result of shrinking sea ice in the Arctic if climate change continues unabated, scientists said.