During the 2016 campaign President Trump stated that clean water would be a top priority of his administration, telling ScienceDebate.org “it may be the most important issue we face as a nation for the next generation.” Now is the time to make good on that commitment.

The good news out of Paris is that the world is finally getting serious about reducing greenhouse gas emissions. Here are a few reasons to cheer and one quibble.

President Obama’s recently announced Clean Power Plan – potentially a major turning point in the fight to contain greenhouse gas emissions and stop the slide toward an ever-warming Earth – is oddly both a courageous step in the right direction and codification of a process already underway.

You might wonder what the Cold War has to do with climate change, but as I listened last month to historian James Graham Wilson talk about the “triumph of improvisation” that ended the nearly 50-year stare-down between the United States and the U.S.S.R., I was struck by the parallels. The idea of individual leaders escaping the momentum of conventional approaches and adapting on the fly to solve a major global issue deeply resonated with me. It’s exactly what international climate change negotiations desperately need.