Greenwire

NASCAR is aiming to make auto racing greener and spur interest in renewable energy among the next generation of engineers and scientists.

A former Bonneville Power Administration chief who was known for making tough choices has died.

The Energy Department today conditionally approved the sixth proposal to export domestic natural gas from a terminal in Louisiana, another step in the Obama administration's move toward a global gas market.

The Sierra Club threatened to sue U.S. EPA yesterday over what the group called the agency's failure to enforce Clean Air Act sulfur pollution provisions.

The North Carolina Department of Environment and Natural Resources is pulling the plug on a proposed settlement with Duke Energy Corp. over coal ash pollution concerns.

U.S. EPA yesterday asked federal appellate judges to reconsider their ruling that threw out the agency's approval of heavy-duty truck engines that did not meet its air standards.

U.S. EPA this week defended its program for tackling greenhouse gases from a Supreme Court challenge, arguing that the agency's actions to address global warming are rooted in its historical interpretation of the Clean Air Act.

Animal trainers and wranglers may soon become extinct as special effects, outsourcing and animal rights groups lead to the phaseout of the specialized trade, which supplied Hollywood with exotic screen animals for decades.

Even at 80, famed British primatologist Jane Goodall continues to push for animal rights.

While the federal government has spent billions of dollars to save more than 1,500 species considered endangered or threatened, it has had mixed success.

While much of the Northern Rockies has seen frigid temperatures during the past week, forest managers doubt the arctic blast is enough to kill the growing population of mountain pine beetles causing problems for trees.

Officials at Yellowstone National Park said they plan to slaughter 300 to 600 bison.

Critics say a multibillion-dollar federal plan to block Asian carp from infiltrating the Great Lakes has little to do with stopping the invasive species.

Two Los Angeles-area sushi chefs pleaded guilty to misdemeanor charges after a sting operation caught them serving off-menu whale meat to customers.

Top Senate Democrats and Republicans today pointed to the recent polar vortex as a warning about grid reliability as baseload nuclear and coal plants shutter and the country becomes increasingly reliant on gas.

Environmental groups have reluctantly agreed to a new deadline for a controversial cooling water intake rule for power plants and factories, with the regulation now due by April 17.

If the League of Conservation Voters included notes in the margins of its annual legislative scorecard on Congress, it might say this: One area for improvement is bipartisanship.

House Republican leaders this morning announced they would not seek any concessions in exchange for raising the debt limit, setting a vote for tonight on a "clean" bill to forestall the possibility of a government default for at least a year.

President Obama's pick to lead the Federal Energy Regulatory Commission, Norman Bay, offers the administration what many FERC watchers say it needed after the failed nomination last year of former Colorado utility regulator Ron Binz.

The company behind Keystone XL ultimately could tweak its pipeline proposal in order to sidestep the requirement for a presidential border-crossing permit, according to communications with landowners residing along its proposed route.

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