There are philosophical issues involved in that about choosing the right discount rate, the value, the future, and things like that which drive it. But its start with the premise that global warming is real and if you're a denier of that fact, then you're not going to find climate change mitigation
“People at .08 are too impaired to drive. Studies show that at .08, the ability to perform critical driving functions is decreased by as much as 60 percent.”
“In the K.H.L., you're even more patient at your position because the rink is so big, you cannot play that way.”