We [US] are the biggest per person, by a substantial amount, greenhouse emitters, and we give the most foreign aid, not per person but in absolute. This is another issue where hopefully we will take a long-term approach which, even though we sometimes have a hard time doing that, it's easier for us, as a rich country with this kind of scientific depth, than it is for the poor countries who will suffer the problems.
Now a writer can make himself a nice career while he is alive by espousing a political cause, working for it, making a profession of believing in it, and if it wins he will be very well placed. All politics is a matter of working hard without reward, or with a living wage for a time, in the hope of booty later. A man can be a Fascist or a Communist and if his outfit gets in he can get to be an ambassador or have a million copies of his books printed by the Government or any of the other rewards the boys dream about.