You can't "revert to something lush and diverse in a few millennia" when species go extinct, you need something more along a geological timescale to undo that d

You can't "revert to something lush and diverse in a few millennia" when species go extinct, you need something more along a geological timescale to undo that damage. Previous extinction events have taken dozens of millions of years to reach a similar level of biodiversity: https://en.wikipedia.org/wiki/File:Phanerozoic_biodiversity_blank_01.png https://en.wikipedia.org/wiki/File:Phanerozoic_biodiversity_...