Thirteen major clean energy breakthroughs of 2013
Think Progress’ Kiley Kroh and Jeff Spross write: “While the news about climate change seems to get worse every day, the rapidly improving technology, declining costs, and increasing accessibility of clean energy is the true bright spot in the march toward a zero-carbon future. 2013 had more clean energy milestones than we could fit on one page, but here are thirteen of the key breakthroughs that happened this year.”