This is just old fashioned nihilism. The Earth could be vaporized tomorrow and "nature" wouldn't "care", but I think we can all agree that it would be bad by a

This is just old fashioned nihilism. The Earth could be vaporized tomorrow and "nature" wouldn't "care", but I think we can all agree that it would be bad by any standard meaningful to us. 'Human bias' is the only way we have of judging anything as good or bad.