Court says no deadline for EPA on global warming

The U.S. Environmental Protection Agency has dramatically lowered its estimate of how much of a potent heat-trapping gas leaks during natural gas production, in a shift with major implications for a debate that has divided ...

(AP)—President Barack Obama's choice to lead the Energy Department advocates an all-of-the-above approach to energy and favors natural gas as a "bridge fuel" to reduce emissions that contribute to global ...

(AP) -- The Environmental Protection Agency took a major step Monday toward regulating greenhouses gases, concluding that climate changing pollution threatens the public health and the environment.

(AP) -- Proposed regulations would require power plants, factories and refineries to reduce greenhouse gases by installing the best available technology and improving energy efficiency whenever a facility ...

(AP) -- The Environmental Protection Agency concluded Friday that greenhouse gases linked to climate change "endanger public health and welfare," setting the stage for regulating them under federal clean air laws.

Activists are stepping up pressure on US President Barack Obama to issue concrete plans to battle climate change, with a major rally planned in Washington following his annual address to Congress.

(Phys.org) —What to do with Marcellus shale wastewater is one of the biggest concerns in Pennsylvania, and few published studies have evaluated such wastewater effects on regional waters, according to a review co-authored ...

Shipwrecks lying deep off America's coasts are more often historical artifacts than present-day threats from leaking old oil tanks, a new federal report says.

In the United States, rivers and their floodplains are well-documented and monitored. Ecuador's largest river, however, remains largely mysterious. Research led by Michigan State University is helping the ...

Hong Kong on Monday launched a ten-year plan to reduce waste by 40 percent per person as part of efforts to catch up with other leading Asian cities and avert a looming environmental crisis.

Fierce competition for water could trigger conflict unless nations cooperate to share the diminishing resource, leaders from Asia-Pacific nations warned on Monday.

Researchers from the University of Exeter are working with Coca-Cola Enterprises (CCE) on a ground-breaking study with 20 households in Great Britain and France to observe at-home recycling behaviors.