Habitat Loss

A new film from Patagonia explores the threats to wild salmon and asks questions about how we value wild animals.

Most dam removals take years, often decades, of political, ecological and financial wrangling. A new book, Same River Twice, looks at three dam removals and what made them possible.

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.

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

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.

The worldwide demand for limestone for use in cement production threatens these rock-climbing species and other amazing wildlife.

Railways can be deadly for animals ranging from elephants to grizzlies and frogs, but we’re just beginning to understand the causes and solutions.

It appears to have been wiped out by pollution, development and illegal mining by “sand mafias.” Will other plants soon follow?

Ecologist Jodi Hilty explains what conservationists have learned about linking critical habitat areas together.