Will mankind ever redeem themselves. Or is it now time to give up our tenure of Planet Earth.
I would suggest that mankind is instinctively selfish and we will never have the collective will to change our reckless management of the Earth's natural environment.
For the sake of Planet Earth, wouldn't it be better if we were gone sooner rather than later?
Which would be best?
Nuclear self destruction.  0.00%
Massive asteroid strike.  0.00%
Untreatable viral infection.  0.00%