Greenwire

Researchers are using tools for measuring earthquakes to track elephant activity, an innovation that could help the fight against poaching. The massive mammals create different seismic marks with different activities such as walking, running, snorting and grunting.

Illinois wants to negotiate the plan to keep Asian carp out of Lake Michigan with federal officials and other Great Lakes states.

NOAA forecasters predicted yesterday that the Colorado River will carry less than half its average amount of water into Lake Powell this summer. The forecast is the fifth lowest in 54 years.

The Forest Service and the Bureau of Land Management yesterday announced plans to round up as many as 200 starving horses in Nevada's Spring Mountains.

A majority of Montana voters support removing a dam that threatens the endangered pallid sturgeon, according to a new poll from environmental groups.

The Bureau of Land Management has appointed an Idaho native as acting director of the high-profile Nevada state office, which regularly contends with growing wild horse herds, fragile greater sage grouse habitat and lingering tensions with ranchers following the Cliven Bundy standoff four years ago.

The Interior Department confirmed today it will increase law enforcement efforts along the Mexican border by deploying additional Park Police and Fish and Wildlife Service agents.

The House Natural Resources Committee this morning narrowly passed legislation to restore federal recognition of a tribe in California, while unanimously supporting eight other bills.

Democratic lawmakers have now taken aim at trophy hunting, with the introduction of a bill to ban the importation of trophies from protected wildlife into the United States.

A conservative water and endangered species attorney who once referred to Supreme Court Justice Anthony Kennedy as a "judicial prostitute" has withdrawn from consideration for a seat in the U.S. Court of Federal Claims.

Not only must EPA hold a public hearing on a controversial proposal to overhaul its handling of scientific research, but it must also run the plan past two key advisory committees, an advocacy group made up mainly of former agency employees argues in newly filed comments.

EPA Administrator Scott Pruitt has declared a "war on lead," and is also leading an assault on so-called "secret science."

New York Attorney General Eric Schneiderman's abrupt resignation is unlikely to affect his state's legal war against the Trump administration's regulatory rollbacks.

It was the summer of 1967, and Sen. George Murphy was on a mission.

EPA Administrator Scott Pruitt met today with the families of three men who were killed by a paint-stripping chemical that the Obama administration sought to ban from commercial use.

EPA Administrator Scott Pruitt's personal security chief last year requested the agency boss fly first class after some uncomfortable encounters during his travel.