That said, the level of proof is mostly conjecture, contrast and comparison. There are a lot of other mitigating factors at play when we're talking about a solar system. It's not significantly different than what was pushed as the heart-health cholesterol hypothesis as fact for half a century, and was in fact wrong, dramatically wrong.

The level of alarmism doesn't help. According to 2001, Florida should be underwater right now. And that is as we, as a global population haven't dramatically changed much of anything. I'll believe the alarmism, when treaty proposals don't draft out massive exclusions for India, China and African nations.