As long as world overpopulation remains the size of a problem that it is, then to the same degree so also will be global warming, resource depletion, environmental degradation, species annihilation, etcetera. They are merely the 'tail of the dog'. Chasing after them is like a flea ridden dog chasing its own tail in pursuit of relief. The problem is the fleas, not the irritations that they cause.
Relief will come not from proactive
human solutions; but instead from reactive human wars, diseases,
starvation and economic disruptions. Even incremental degrees of global
warming will slow down as overpopulation provides its own fearful