Greenwire

With federal employee morale in the gutter, agency chiefs today called for pro-government marketing to boost staffers' sagging spirits and burnish their public image.

Shares of electric car company Tesla Motors Inc. dropped in after-hours trading yesterday after the company reported a nearly $50 million first-quarter loss. The company also said it will hold off on selling its Model X sport utility vehicle until next year.

U.S. EPA has agreed to screen an athletic complex in Missouri for radiation after testing organized by residents turned up elevated levels of uranium.

Efforts to curb greenhouse gas emissions could put more than $1 trillion in oil industry investments at risk, a study shows.

The offshore oil and gas industry yesterday warned that the Obama administration's plan to allow seismic surveys in the Atlantic Ocean is riddled with unrealistic and scientifically unsupported mitigation measures that would deter future exploration.

Polar bears evolved much more recently than previously believed, rapidly adapting to a changing climate by learning to tolerate a fatty diet, according to a new study.

The co-chair of the first U.N. Intergovernmental Panel on Climate Change will spearhead a new campuswide environment initiative at the Massachusetts Institute of Technology, the university announced today.

A conservation group yesterday filed an intent to sue the Fish and Wildlife Service to force a decision on whether to give Endangered Species Act protections to four species of salamander and one frog in the Northwest. It says the amphibians face threats from invasive species and pesticides.

An environmental group is challenging the federal government's approval of an oil and natural gas drilling project in northeast Utah's Ashley National Forest, claiming that the project would ruin inventoried roadless areas in the forest, worsen air quality in the region and drive the imperiled greater sage grouse closer to extinction.

Farley Mowat, a Canadian literary icon and environmentalist known for books revolving around nature and humans' interactions with the wild, died Tuesday at age 92.

Alaska has banned king salmon fishing in the Yukon River this summer.

Maryland's oyster population has more than doubled since 2010, officials said yesterday.

The woodland caribou, which roams the snowy, northern Idaho mountains and is one of the rarest mammals in the United States, will retain federal Endangered Species Act protections under a proposal announced last night by the Fish and Wildlife Service.

The Army Corps of Engineers has found widely diverging opinions on how the federal government should deal with invasive species such as Asian carp in the Great Lakes and Mississippi River basins, the agency said in a new report.

The Obama administration, seeking to tap into vast renewable energy resources on tribal lands, has approved the second large-scale solar power plant project on American Indian lands in Nevada.

Democratic senators representing the four states with creeks and streams draining into the Delaware River want the watershed to have its own federal program, as the Chesapeake Bay and the Long Island Sound have.

House Energy and Commerce Committee Democrats urged Republican committee leaders today to hold a hearing on the new National Climate Assessment.

It's past time for the Senate Energy and Natural Resources Committee to hear from top Department of Energy officials about their budget request for next year, Republicans said today in a letter to Chairwoman Mary Landrieu (D-La.).

Republicans on the House Natural Resources Committee today sent to the House floor two bills expanding the Navy's control over public lands near two of its installations.

Senate Republican Leader Mitch McConnell has quietly made six fundraising trips to New York City so far this year, even as he criticized his opponent in Kentucky's Senate race for fundraising outside of the state.

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