"Republicans quickly pledged Saturday to use Obama’s climate plan as a political weapon against Senate Democrats who may be vulnerable in 2014"

Obama to lay out ‘national plan’ on climate change - The Hill's E2-Wire

Sen. Joe Manchin (D-W.Va.), whose state is a major coal producer, has strongly criticized EPA climate regulations.

He said in a short interview Thursday that regulating power plants is shortsighted, especially in the absence of such requirements in emerging nations including China, which is the world’s largest greenhouse gas emitter.

“Why do you want to penalize and beat the living the daylights out of America and American taxpayers, and American ratepayers? It is just wrong, it is shortsighted and wrong, and I will fight it until the end,” he said.
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...Republicans quickly pledged Saturday to use Obama’s climate plan as a political weapon against Senate Democrats who may be vulnerable in 2014.

Brad Dayspring of the National Republican Senatorial Committee said that the group would hold these lawmakers “fully accountable” for what he called the damaging effects of Obama’s plan.