President Trump’s invocation of a national emergency to build his border wall is worrying and “illegal,” according to scholars.

Elected officials and nonprofits groups are wondering why federal workers are being called back from furlough for nonemergency work that aids industry and hunters.

Two western states have launched new challenges to the Roadless Area Conservation Rule, which helps protect some of the country’s most important public lands.

Experts fear oil and gas development could permanently damage millions of acres of ecologically and culturally important public lands.

For 50 years the Land and Water Conservation Fund has helped support thousands of projects across the country, but its funding may be gone by the end of the month.

As Sec. Zinke prepares to open Grand Staircase-Escalante to mining, experts and business owners say tourism income far outweighs the potential from fossil-fuel extraction.

With increased attendance and crumbling infrastructure, national parks need money. But President Trump wants to cut even more of their funding.

It took a decade of hard work, but one of the world’s most important wildlife corridors is now emerging from the fragmented forests of coastal Brazil.

The 196 nations that agreed to the Aichi Biodiversity Targets have just two years to meet auspicious conservation goals. How are we doing?

The National Butterfly Center just filed suit to block Trump’s border wall from being built on its property in Texas.