Carbon Capture Comes Back Down to Earth

Six months ago, the prospects for the nascent carbon removal market seemed as vast as the sky.Bill Gates and other investors were lining up to fund start-ups that promised to suck carbon dioxide out of the atmosphere, helping to curb global warming. Big-name companies like Google, Airbus and Amazon moved in to buy carbon removal credits. And McKinsey projected the market could be worth as much as $1.2 trillion by…