Could crushed rocks absorb enough carbon to curb global warming?
Before sunrise in a quiet village in Gran Canaria, an island off the coast of northwest Africa, a team of scientists shuffles along the port’s wooden boardwalk toward a row of nine containers floating in the ocean. “Hurry up, it’s going to get light soon,” says one bleary-eyed researcher to another, as they submerge a hefty, cube-shaped device for…








