People Used to Laugh at These Three Clean Technologies Mar 11, 2021 Photo: this bottle of vodka derived from carbon dioxide, distilled and sold by Air Company, is one example of emerging clean technologies that could scale up over the next few years. Not too long ago, household solar panels were the provenance of scruffy off-gridders. Wind turbines were similarly laughed out of the mainstream. Now wind and solar power are playing a crucial role in global decarbonization. With that in mind, here are three additional clean technologies that will help prevent catastrophic climate change. New membranes for green hydrogen and fuel cells