Not to push quantum mechanics on anyone, but therein holds the solution, not only giving the planet energy it needs, but also cleaning up the planet also. (realclimate.org)
The goal wasn't to clean up the planet at once, but to challenge himself and see what change came of it. (inc.com)
These muck munchers could clean up the planet while also producing things that people need — from important chemicals and clean water to electricity. (sciencenewsforstudents.org)