Greenwire

New York City health officials have accused a carriage horse driver of altering a hoof brand in order to pass off a horse with a breathing problem as another, younger horse and evade the rules of an industry that has divided the city.

More than 30 people are dead and tens of thousands are without power today after tornadoes and severe storms hit a wide swath of the country.

The Air Force faces potential fines of $10,000 a day if it doesn't install a system in time to clean up an old aircraft fuel spill at Kirtland Air Force Base, New Mexico regulators said last week.

Apples once again rank No. 1 in an annual list of fruits and vegetables containing pesticide residues.

Google's self-driving cars can now handle the complexities of city streets, the company announced yesterday.

President Obama got a sneak peek at electric bus prototypes in the Philippines today before wrapping up his tour of Asia.

All aboard, including pets?

In 1970, then-President Nixon summoned government and car industry researchers to pursue the shared goal of producing "an unconventionally powered, virtually pollution-free automobile" -- by 1975.

The American Federation of Government Employees (AFGE) is asking the Obama administration to not collect back taxes for new federal workers' retirement funds.

Former U.S. EPA official Lisa Garcia thinks the Obama administration has made headway on environmental justice -- but there's a lot left to be done.

Declining biofuel mandates in the United States are likely to produce Brazil's lowest levels of ethanol exports in more than a decade, according to analysts. U.S. EPA has proposed cutting the amount of ethanol blended with motor fuel.

A renewable energy developer has won approval to build a power tower that would be the tallest structure in North America.

The federal Office of Surface Mining is taking issue with a 2003 Alaska law meant to discourage what its promoters call "frivolous lawsuits" by environmental groups.

The owner of the Deepwater Horizon rig is fighting the federal government over records linked to the 2010 oil spill.

A federal appeals court yesterday resurrected a lawsuit from oil companies seeking payment from the federal government for cleaning up a World War II-era sludge site in Southern California.

U.S. EPA has settled a lawsuit filed by seven states and environmental groups on wood-heater emissions with an agreement that the agency will release overdue regulations next year that would make some of those products 80 percent more efficient.

Battle lines have been drawn in the closely watched lawsuit challenging U.S. EPA's landmark plan to clean up the Chesapeake Bay, with yesterday being the deadline for groups to formally weigh in on the case.

The Forest Service yesterday gave its OK to a controversial proposal by a Montana businessman to mine gravel near a scenic North Dakota ranch once used by President Theodore Roosevelt.

U.S. Capitol Police confirmed yesterday that they are investigating threats made to Sen. Harry Reid (D-Nev.), who was recently embroiled in the controversy over Nevada rancher Cliven Bundy, the center of a fight over grazing rights.

Deep in the savannas of Africa, researchers worked on a collaborative study that found large mammals such as elephants, lions and even hyenas have an important role in stopping the spread of deadly pathogens to humans by limiting the spread of rodents.

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