50 years after the Clean Water Act brought the Cuyahoga River back to life, an NPCA staffer looks back on the progress made — and what still needs to be done — to ensure clean water in national parks.

Clean water faces threats on so many fronts. A destructive Supreme Court ruling on the Clean Water Act makes action more urgent than ever. Clean water faces threats on so many fronts. A destructive ...

Clean water soon could join a list of issues – smog, the minimum wage, gun control – as an area where California law goes further than similar laws in the rest of the country. But here’s the rub: The ...

Griffith University provides funding as a member of The Conversation AU. A new pact between Australia and the United States highlights the pivotal role our nation’s mineral wealth will play in the ...