Just like climate deniers, they’re out to obfuscate and debase the scientists and conservationists trying to save the world — and maybe get rid of a few pesky species in the process.

The extinction crisis threatens life all over the planet, but scientists are cautious about declaring a species extinct too quickly.

Ranchers pay just $1.35 a month to graze cattle on public lands and national forests. You couldn’t feed a cat or dog for 10 times that amount.

Major reforms are needed to the federal program that assesses flood risk, but Congress just punted — for the 11th time — on an opportunity to fix it.

A movement to protect quiet places is gaining steam on Washington’s Olympic Peninsula, but it has to contend with the Navy’s growing fleet of “Growler” jets.

A new UN report finds that at least 1 million species are at risk of extinction. Will this finally be enough to motivate worldwide action?

There’s much to learn from local efforts — and good reasons why they’ll need to be part of the process, experts say. But can states do it on their own?

When big cats cross from one country into another, they can fall victim to wildlife traffickers, drug cartels, highways and more emerging threats.

The most commonly found piece of trash on beaches isn’t plastic bags or straws. It’s even smaller and contains dozens of dangerous chemicals.

An indigenous resistance is leading the fight to protect Central America's rivers from an onslaught of dams that threaten the region's rich biodiversity.