3 ms·

Yes and: non-human carbon emitters are now in a positive feedback loop. Thawing tundra, burning forests, ocean acidification, etc. We need to restore 350ppm as

• labster 5y ago
  To be fair, it’s not all positive feedbacks. Ocean acidification is definitely a negative feedback. So too is desertification, which turns dark forest into high albedo grassland and deserts. Clouds are… complicated. Of the positive feedbacks that terrify me, it’s the undersea methane clathrates.