Greenwire

Wildlife officials want a federal judge to lift his 2015 order blocking a proposed irrigation dam and fish passage on the Yellowstone River in Montana.

A deal between Montana Gov. Steve Bullock (D) and Yellowstone National Park officials will allow a planned mass bison slaughter to proceed.

About 30 baleen whales live year-round in an underwater canyon off the Florida Panhandle, in an area of the Gulf of Mexico that is currently off-limits to oil and gas activity but could be reopened in 2022.

Alabama Gov. Robert Bentley (R) has named six finalists to fill the Senate seat held by President Trump's attorney general nominee, Jeff Sessions (R).

The CEO of ride-hailing giant Uber Technologies Inc. has quit President Trump's economic advisory council following Trump's refugee ban.

Former Sen. David Vitter retired from Congress this year after nearly two decades on Capitol Hill, but he won't be going far.

President Trump has made chopping down government regulations a big priority.

A top U.S. EPA union official has come under scrutiny from a Republican political opposition research firm.

Several potentially significant changes occurred to a portion of the U.S. EPA's website on climate change since the Trump administration took over, according to a team of researchers who have organized to address potential threats to federal data.

Billionaire climate change activist Tom Steyer has a new mission: looking for the best route to thwart President Trump's agenda, including on issues beyond the environment.

The Federal Energy Regulatory Commission took the rare step today of granting staff more authority to address complex energy matters after Norman Bay, the agency's former chairman, leaves his post later today.

The Trump administration is stirring up jitters in the technology community that one of the Department of Energy's main research programs could be on the chopping block.

The House today voted to scrap a Bureau of Land Management rule that seeks to curb greenhouse gas emissions from oil and gas flaring, venting and leakage on public and tribal lands.

Avalanches in Afghanistan caused by widespread heavy snowfall have killed at least 119 people, officials said today.

Sections of a cliff collapsed above a massive lava flow at Hawaii's Kilauea Volcano on Thursday, slowing the "firehose" stream of lava.

Two Southern states failed to follow U.S. EPA guidelines for processing air quality monitoring data, a lapse that could affect attainment designations for the new federal ozone standards, according to a report released today by the agency's inspector general.

Los Angeles air regulators are set to vote next month on a plan to address the region's chronically poor air quality, after postponing a decision last week.