And no, climate change, even if we do nothing, won’t cause the economy to collapse by 2100: https://www.factcheck.org/2019/03/how-much-will-the-green-ne...
> “While it is true that we estimated damages as high as 10% of GDP annually at the end of the century for warming of 15°F above pre-industrial levels, the odds of a temperature change that would drive damages of this magnitude are slim,” he wrote. “In fact, they are less than 1-in-100 by our original calculation.”
It’s worth spending a lot of money to avoid a 10% GDP loss. But it’s not worth spending the kind of money you’d be willing to spend if you thought the economy was going to collapse completely otherwise.