The Obama administration cut corners before concluding that climate-change pollution can endanger human health, a key finding underpinning costly new regulations, an internal government watchdog said Wednesday.

President Obama ordered the Environmental Protection Agency Friday to shelve proposed regulations for new air-quality standards, citing the potential impact on the weak economy.
Almost 100 "individuals" have filed a "Statement of Candidacy" with the Federal Election Commission as 2012 presidential hopefuls.
The Environmental Protection Agency is setting the first federal drinking water standard for a toxic rocket fuel ingredient linked to thyroid problems in pregnant women and young children, the Obama administration announced on Wednesday.

Stymied in Congress, the Obama administration is moving unilaterally to clamp down on power plant and oil refinery greenhouse emissions, announcing plans for developing new standards over the next year.

The Obama administration on Wednesday sued BP PLC and eight other firms for their roles in the Gulf oil disaster, saying they violated federal environmental laws in a bid to recoup billions of dollars in cleanup costs and damages after the worst oil spill in the nation's history.
Government agents hired to drive nuclear weapons and components in trucks sometimes got drunk on the job, including an incident last year in which two agents were detained by police at a local bar during a convoy mission, according to a report Monday by the Energy Department's watchdog.
Hundreds of coal miners rallied on Capitol Hill Wednesday against the Obama administration's attempts to rein in mountaintop-removal mining, accusing the Environmental Protection Agency of trying to wipe out the coal industry.

The Obama administration is proposing a new rule to tighten restrictions on pollution from coal-burning power plants in the eastern half of the country, a move environmental groups claim is a key step to cutting emissions that cause smog.