Startups Aim to Turn Plant Waste Into Concentrated Carbon—and Bury It

This story was originally published by Wired and is reproduced here as part of the Climate Desk collaboration. In a roundabout way, coal is solar-powered. Millions of years ago, swamp plants soaked up the sun’s energy, eating carbon dioxide in the process. They died, accumulated, and transformed over geologic time into energy-dense rock. This solar-powered fuel, of course, is […]