"The Environmental Protection Agency declined on Friday to relax its requirement on the use of corn ethanol in gasoline, rejecting a request from several states related to a steep decline in the nation’s corn production."

"Hundreds of people who say they worry oil that would be carried the Keystone XL pipeline will accelerate climate change marched around the White House on Sunday, hoping to revive a movement credited with slowing down the permit process for the crude oil project."

"Across the nation, tens of billions of tax dollars have been spent on subsidizing coastal reconstruction in the aftermath of storms, usually with little consideration of whether it actually makes sense to keep rebuilding in disaster-prone areas."

"New NAACP analysis pinpoints the disproportionate impact from coal-fired power plants on minorities and the poor."

"The California Coastal Commission cites potentially deadly harm to threatened and endangered marine animals in denying PG&E a permit to conduct the tests near the Diablo Canyon nuclear power plant."

"The entire House GOP leadership team has registered its opposition to climate legislation that raises revenue, underscoring the long odds that taxing carbon emissions has in negotiations on the fiscal cliff."

"A collapse in upcoming global climate negotiations in Doha could lead to a 'wild west' approach to reducing carbon emissions, an Australian environmental think tank says."

"Barack Obama claimed climate change as a personal mission of his second term on Wednesday, offering for the first time to take charge of the effort to find a bipartisan solution to the existential crisis."

"Climate change is suddenly a hot topic again. The issue is resurfacing in talks about a once radical idea: a possible carbon tax."

"The presidential and congressional elections of last week brought good news for those who value sensible land conservation policies. But there was more good news on the state and local levels as well."