Don't be sarcastic.[0] Beyond that, it's a bit hyberbolic to assert hundreds of millions of any sort of migrants. (Climate change seems to be this generation's nuclear winter.)
> (Climate change seems to be this generation's nuclear winter.)
We are on the brink of major collapse of several ecosystems. It’s diminishing and disingenuous to compare that to fears of nuclear winter from a prior generation.
0. https://news.ycombinator.com/newsguidelines.html