Yep. We will need significant investment in not just emissions reduction but active negative emissions, on the order of significant percentages of global GDP, f

Yep. We will need significant investment in not just emissions reduction but active negative emissions, on the order of significant percentages of global GDP, for a long time. Think "all of the direct economic benefit of fossil fuels from all of human history but in reverse, plus inefficiency losses, in 1/4 the timespan"