A decline in insect biomass and diversity has experts concerned and calling for more research to understand why.

When tigers are reintroduced into an area where they once lived, people need to learn to live with them all over again.

In her new book Poached, journalist Rachel Love Nuwer travels into the heart of darkness that threatens elephants and many other species with extinction.

Two dams removed from Washington’s Elwha River were branded as salmon-restoration projects, but their watershed and scientific impacts are just as significant.

A hatchery program puts freshwater mussel benefits on center stage.

Populations of the green sea turtle, or honu, increased as the Hawaiian language made a comeback. Saving other languages from extinction could help protect biodiversity.

When roads are built in grizzly habitat, bears come into conflict with humans more often. A new report explains what’s necessary to keep the bears from dying.

A coalition of public and private entities hopes to revive both fish and water supplies in a hotter, drier climate.

The move comes the same day as a new study that shows overwhelming support for the environmental legislation.

All-female ranger teams are an innovative and potentially more effective way to defend wildlife, says the founder of the International Anti-Poaching Foundation.