Think on a 50-year scale, which is a much more natural time-scale for global warming. The US is right now spending about 200 million dollars annually on research into renewable energy. ↗
My point of view is, I'm just a person, and there are times when I look at other people and think, 'My God, they spend so much time thinking about things that seem so absurd.' But I'm sure people must think the same thing about me. ↗