New Scientist: The world's corals are in dire straits, so it will take an ambitious plan to save them. But will cooling the climate locally by making clouds brighter, the latest proposal on the table, help?
Corals face a perfect storm of threats including acidifying oceans, invasive predators and tropical storms. Warming waters also puts them under stress, making them expel photosynthetic microbes that provide most of their energy as well as their vibrant colours, leaving them a bleached white. Without symbiotic...