harder to meet the benchmarks of the agreement. >> we're going to bring the coal industry back. >> reporter: climate change is an issue where trump has been all over the map. in 2012 saying in a tweet, global warming is a concept created by and for the chinese in order to make u.s. manufacturing non-competitive. more recently after the election in an interview with the "new york times," he admitted there's some connectivity between humans and climate change. also telling, trump's choice of scott pruitt to head the epa, a long-time skeptic of climate change who sued the epa repeatedly when he was oklahoma attorney general and continues to cast doubt on the role of carbon dioxide. >> i would not agree that it's a primary contributor to the global warming we see. >> reporter: the white house touting today's moves as a campaign promise kept with the goal of job-creation that they claim the mining industry is embracing.