Congress is moving to cut back the Endangered Species Act and give more power to states. But a recent study shows that state laws are weaker and states have few resources to protect species at risk.
Giraffe populations have declined by more than a third over the past 30 years. Two wildlife law experts explain the protections that would come with including them on a US list of endangered species.
Congress is considering proposals to amend the Endangered Species Act. In this roundup we offer views on what's lost when species disappear and the complexities of bringing them back from the brink.
Trump wants to scale back national monuments on federal lands in the name of boosting the economy. But this would undo decades of investments to manage our cultural and ecological resources.
Critics say the Endangered Species Act does not work because only about 1 percent of protected species have officially "recovered." Two biologists explain why recovery is so hard to define.
If US Rep. Ryan Zinke of Montana is confirmed as interior secretary, he will face difficult choices about balancing extractive activities like energy production with conservation on public lands.
The grizzly bear of Yellowstone is expected to be delisted from the Endangered Species Act. But a survey of grizzly bear researchers finds flaws in how wildlife experts evaluate scientific data.
The Endangered Species Act may stave off extinction for the Delta smelt in California, but will it help this threatened fish – or any other at-risk species – recover and thrive again?