"The chairman of the Nuclear Regulatory Commission, whose four fellow commissioners complained about him to the White House, saying that he had been withholding information from them and wielding too much power, drew a spirited defense on Wednesday from a predecessor at the agency."

"Meant to create jobs and cut reliance on foreign oil, Obama's green-technology program was infused with politics at every level, The Washington Post found in an analysis of thousands of memos, company records and internal ­e-mails. Political considerations were raised repeatedly by company investors, Energy Department bureaucrats and White House officials."

"When it comes to coal mining in the United States, environmentalists have a simple goal: End it. For the Obama administration, it's a little more complicated. Since taking office nearly three years ago, the administration has restricted coal-mining waste from being dumped into streams and imposed new pollution controls on coal-fired power plants. But on the fundamental question of whether the government should halt federal leasing, the administration's answer has been: not yet."

"On this day 38 years ago Richard Nixon signed into law the Endangered Species Act (ESA), a landmark moment in human development when we formally recognized that animals and plants—imperiled as "a consequence of economic growth and development untempered by adequate concern and conservation"—deserved to survive... and need our protection in order to survive.

The ESA has been embattled since its birth. But so is every advance in human thinking that expands the rights and humane treatment of nonhuman others."

As GOP primary candidates compete with claims over who can destroy more US government agencies, a small problem arises: they could not do what they promise.

"ALBANY, N.Y. — While health and environmental groups are praising the Environmental Protection Agency for reining in mercury emissions from power plants, a New York group says discarded thermostats remain a major source of mercury contamination in the state."

"State insurance regulators are feeling pressure to address climate change before a federal counterpart established last year moves in on their territory."

"After burning coal to light up Cincinnati for six decades, the Walter C. Beckjord Generating Station will go dark soon—a fate that will be shared by dozens of aging coal-fired power plants across the U.S. in coming years."

Congress' drive to cut spending could increase the threat to US citizens' from bioterrorism as well as more common epidemics, a new study says.