Students successfully mobilized to pressure Georgetown University to divest from fossil fuels. What comes next?

Habitat destruction is the biggest threat facing ruffed lemurs. But it's a problem we can fix.

The United Nations has taken a good first step, but here’s what needs to be done next to make sure climate refugees get the protections they deserve.

How do we make the most of the thousands of wildlife images generated by camera traps every day? A new service aims to provide insight and help conservation efforts.

A new book explains why policymakers nearly 100 years ago chose to ignore the best science on the Colorado River’s flow — and the dangers if we repeat their mistake.

The oil industry has long fought, and will continue to fight, against energy transformation. Here’s how we can fight back.

Revoking California’s ability to set stricter air-pollution standards also misses three important benefits to California and the nation.

A dire report about our climate and oceans underscores the great need for action. A global oceans treaty could help save the future.

The decline of a rare cactus in a national park epitomizes the Trump administration’s failure to protect endangered species along the border.

People displaced by drought, sea-level rise, wildfires and other environmental threats are not currently considered “refugees,” like people fleeing violence or oppression. That needs to change.