Then the short answer is : - Die. In large numbers. Preferably people from the developped world. - The planet may maybe be able to afford half a billion devel

Then the short answer is : - Die. In large numbers. Preferably people from the developped world. - The planet may maybe be able to afford half a billion developped world people. There is a link to a Bill Gates blog post in the thread, look at it : agriculture (feeding people) is 25% of the CO2 budget, manufacturing+housing is 27%. Basically reducing these means reducing the population. That's the reason why having one less child is the biggest contribution you can do, short of dying. Any volunteer ?