water

Earth Notes: The Verde River Exchange

Mar 22, 2017
Friends of the Verde River Greenway

Every year on March 22 the United Nations celebrates World Water Day. And one way to mark the occasion locally is with a new program aimed at keeping water in the Verde River.


Whit Richardson

Grand Canyon National Park officials say the park’s drinking water is a little cloudy - just like it is this time every year due to tiny particles of dissolved rock and minerals from snowmelt and spring rains.

EPA

The U.S. Environmental Protection Agency has awarded a grant to Diné College to study abandoned uranium mines. It’ll allow students on the Navajo Nation to develop cleanup strategies at 50 of the most dangerous sites. Arizona Public Radio’s Ryan Heinsius reports.


Melissa Sevigny

The Navajo Nation is arid and vast—nearly thirty thousand square miles. Hydrologists struggle to collect much-needed measurements of rainfall there. But now they have help from NASA satellites.


robertfinkelstein.wordpress.com

Two scientists say global warming is shrinking the most important waterway in the American Southwest and could reduce its flow by more than a third by the end of the century.

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