It's going to get a lot worse before it gets better -- if it ever does get better. And so it is probably time to ask the obvious question: Where will it all end? He had been talking about the "feedbacks" (melting permafrost, warming oceans, huge releases of methane and carbon dioxide). Fewer people know that there is no trace of an asteroid strike associated with the other four "great dyings", 444 million, 360 million, 251 million and 200 million years ago. One common factor was that the planet was unusually hot at the time, but the real clue was that the deep oceans were anoxic.

Source: Bangkok Post July 31, 2018 21:33 UTC