Yes I agree on the likely outcome that the world will be "less developed". But this always makes me think that we should choose this outcome rather than wait for it. That way we'll have more control and we may limit some damage.
If we have to go "back", whatever that means, I'd rather do it voluntarily as the urge to always go "forward", whatever that means, seems to be an underlying cause of our problems.
That there is no solution to climate change under capitalism