Climate Desk: The Environmental Protection Agency on Thursday released the final version of new federal rules intended to curb emissions of a powerful greenhouse gas. Methane, which is the main component of natural gas, had previously been unregulated. There`s a mounting pile of evidence suggesting that as the United States relies increasingly on gas to produce electricity, methane emissions are much higher than most people expected them to be.
That`s a problem for the fight against climate change. Methane…