Greenwire

California will spend $2.9 million to study the health effects of recycled tires in artificial turf fields, all while giving out millions of dollars in subsidies to schools and cities to install playgrounds and fields with the substance under scrutiny.

Mamie Parker, former assistant director of fisheries and habitat conservation for the Fish and Wildlife Service, got to do the work she always wanted to do, but pioneering as the first African-American ever to lead a regional office for the agency was a lonely task, she said.

U.S. EPA has removed its mobile radiation lab from Las Vegas, sparking criticism from scientists and anti-nuclear activists.

Some activists are worried the proposed Trans-Pecos Pipeline could change the character of South Texas' Big Bend region, one of the most isolated parts of Texas.

Stakeholders appear to be no closer to a compromise on a proposed energy efficiency rule for residential gas furnaces, based on comments submitted to the Energy Department last week.

Climate change is not only taking a toll on the Earth, but also on the people who study and fight it.

The Northeast's Regional Greenhouse Gas Initiative (RGGI) has been a boon to its member states' economies and may serve as a model for how other states could approach U.S. EPA's Clean Power Plan, according to a new report.

Faced with the most severe drought in its history, Puerto Rico has begun water rationing, sending residents into a frenzy to collect water while the taps are on.

Water has never flowed abundantly on the Navajo Nation's ancestral lands, but the drought now gripping the American Southwest has left one town reliant on the dedication of one woman and her big yellow truck of liquid gold.

California Gov. Jerry Brown (D) signed a bill yesterday aimed at encouraging homeowners to let their lawns go dry.

Minnesota bears could soon be on candid camera following a court ruling that a wildlife researcher could place cameras in bear dens without a permit.

A federal court ruled today against a coalition of ethanol producers that challenged U.S. EPA's rules for curbing sulfur in gasoline.

A federal appeals court is denying U.S. EPA's request to help the agency avoid turning over a broad swath of documents in litigation with Murray Energy Corp. The agency calls some of Murray's demands politically motivated.

Scientists are hoping that further research into a thriving ecosystem 50 miles south of Cuba would reveal better conservation strategies to help other areas of the globe.

People for the Ethical Treatment of Animals says a SeaWorld Entertainment Inc. employee infiltrated its organization under a fake name and gathered information for several years on the animal welfare group's activities.

More than 780,000 recreational visits were made to Yellowstone National Park last month, a 12 percent increase over the previous June visitation record set in 2010.

Whole Foods, Wegmans, Hy-Vee and Safeway do the most to protect the ocean and seafood industry workers, according to a new report from Greenpeace that ranks 25 supermarkets.

A longtime aide to Georgia Democratic Rep. Hank Johnson is now lobbying for a parks advocacy group.

Arizona state Sen. Kelli Ward today launched a Republican primary challenge against Sen. John McCain, asserting the five-term senator "has too often disappointed conservatives."

The Department of Transportation will limit road-building reimbursements to states starting next month if Congress doesn't soon approve another funding boost, Secretary Anthony Foxx warned this morning.

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