“So get this: the world’s coral reefs disappear at 1.5C. We are past 1.5C now and heading for 2C “

(8) Roger Hallam on X: “So get this: the world’s coral reefs disappear at 1.5C. We are past 1.5C now and heading for 2C THEY ARE DONE. The point is not “OMG all those lovely colourful things we see on David Attenborough are going to go” No The point is 25% of the world’s fish will disappear as well.… https://t.co/zarU1LQX8n” / X

Corals appeared in the oceans 540 million years ago with much higher levels of CO2 and much higher temperatures.