President Trump promised massive deregulation — and although he’s lost some cases in court, his successes still threaten people’s health and the climate.

Scientist Ellen Wohl explains why the administration’s decision to rewrite a key component of the Clean Water Act is scientifically unsound and dangerous.

The new book The Water Paradox says poor management is preventing us from solving our water woes — and better pricing can help.

Many ecologically important insects spend most of their lives in streams, but new research shines a light on how humans put them at risk.

For manatees and other hard-to-spot species, the answer may lie in the minute particles of DNA they leave behind as they move through their environments.

What border communities really need are solutions to address economic, health and climate problems — and the mesquite tree can help.

A new book asks, “Can we feed the world without destroying it?” The answers might surprise you.

The removal of the Edwards Dam on Maine’s Kennebec River helped river conservationists reimagine what’s possible.

The gigantic Ozark hellbender salamander is in trouble in the wild, but one zoo — and a hard-working team — is helping to boost its populations.

2018 was the second-deadliest year on record for the threatened species — and humans are responsible.