"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."

"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."

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

"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."

"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."

"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."

"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."

"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."

"HOUSTON — The feud between Texas and the Environmental Protection Agency reached a new level this week, with federal officials saying that they will take over the granting of permits for new power plants and refineries in the state because Texas refuses to regulate its emissions of greenhouse gases."

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.

"As 2010 comes to a close, U.S. environmentalists are engaged in their most profound bout of soul-searching in more than a decade."

"New data shows that EPA enforcement of existing regulations under the Obama administration has fallen by several key measures. In Texas, the amount of pollution that companies agreed to reduce – as a result of enforcement cases – fell 74 percent in 2009-10 from 2007-08. Nationwide, it fell 57 percent."

"Reacting to a French pledge to represent the 'common interest' in considering biotech foods, a former US ambassador recommended publishing a 'retaliation list' of European locations where genetically modified organisms (GMOs) were being grown in hopes that activists would destroy them and 'cause some pain' for officials, a leaked diplomatic cable shows."

"A diplomatic cable published by WikiLeaks reveals that hackers launched a sophisticated attack against United States climate negotiators about the same time the Climategate hacking of scientists happened last year."