Watch: Threatened pools in Mexican desert hold clues to early life | Science

The microbes from the crystal blue pools of Cuatro Ciénegas, a butterfly-shaped basin among the mountains of northern Mexico, are tied to marine life that originated hundreds of millions of years ago. But during the time researchers have been investigating the area, canals and illegal wells draining groundwater have dried some of these springs.

Watch to learn what has kept scientists coming back to this area, and how their research has helped protect these pools.

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Critics blast U.S. study finding huge Alaskan mine poses little environmental risk | Science

Fri Jul 24 , 2020
MICHAEL MELFORD/Nat Geo Image Collection By Warren CornwallJul. 24, 2020 , 5:10 PM A massive mine proposed for the heart of a vast Alaskan wilderness won’t hurt ecosystems there, including the world’s largest run of sockeye salmon, the U.S. Army Corps of Engineers (USACE) announced today. But opponents of the […]