Get email notification for articles from Ruth Schuster Follow Apr. 25, 2021 6:00 PM Ironically, the Red Sea corals touted as the most likely to survive global warming turn out to have a problem with climate change, and it isn’t the heat. Up to a point, of course. It’s the cold. Climate change is characterized by weather extremes, we are discovering by the day. “Global warming” also involves relatively extreme cold snaps. The corals in the northern Red Sea can survive extraordinarily hot water temperatures as much as 7 degrees (!) Celsius (12.6 degrees Fahrenheit) above their average range, Prof. Maoz Fine of Bar-Ilan University, Ramat Gan, tells Haaretz – temperatures at which other corals would roast.