Clinton or Sanders would likely build on the new limits to regulate existing plants.
Oil-and-gas producers have a financial incentive to make sure methane isn't leaking from wells and pipelines. Yet methane has become a well-documented problem--and once it joins the atmosphere, scientists will tell you, it becomes a potent greenhouse gas, responsible for a quarter of the Earth's ext...
23:02 Trump’s Meeting With Al Gore Gives Environmental Activists Hope9
16:32 Obama reflects on terror fight ahead of Trump presidency9
12:06 Republicans have a double standard when it comes to Trump’s threats of ‘retribution’11
09:09 Will Beijing cut Trump some slack after that phone call with Taiwan?13