I was covered in scars from the beatings, and she used to say it was a hockey. . . She'd apologize. She was on pain. I understand that now, but you don't when you are three and four and you're being beaten to death with a hoover.
The aspects of global warming that matter most to people - how rapidly will the seas rise? Are hurricanes already getting stronger? How strong will they get as a result of warming? Those are still immersed in complexity. So in those realms that catch people's attention most, or that get used as symbols by environmental campaigners, those facets really do come with significant back-and-forthing.