"The U.S. Environmental Protection Agency will directly enforce new greenhouse-gas rules in parts of Arizona after the state refused to submit its own program for controlling the pollutants."

"It may be heresy to conservatives, but a trip down memory lane shows nearly all of the top-tier Republican presidential contenders want to save the planet from global warming."

"Environmentalists claim the U.S. Environmental Protection Agency has overestimated by more than 20 times the value of recycling coal burning wastes."

"Jan. 2 isn’t just your ordinary Sunday. It’s the day the Obama administration will officially start regulating greenhouse gas emissions, and critics have issued dire predictions of economic destruction."

"The lawsuits being filed against the Environmental Protection Agency are piling up, and more are likely to come following the agency’s decision to set nutrient pollution limits for Florida’s waters."

"The average Canadian is in denial about the impact of air pollution on human health, assuming that it is either a long-term threat or a risk factor for vulnerable parts of the population, says a newly-released federal report."

"In the face of withering media coverage in LA Weekly and elsewhere, the Schwarzenegger Administration has pulled an about-face on the gutting of new chemical regulations by the state's Department of Toxic Substances Control."

"Arizona Sen. John McCain (R) this week blocked a package of public lands bills pushed by Democratic leadership after the removal of his own proposal to promote a land exchange in Arizona to allow a new copper mine."

"The Environmental Protection Agency said Thursday that it will seize authority from Texas to regulate major emitters of greenhouse gases because Gov. Rick Perry and state regulators refused to implement the rules."

After initially being blocked by naysaying Republicans, Congress cleared a $4.2-billion aid package for workers and survivors sickened by the fallout from the 9/11 collapse of the World Trade Center.