A middle aged youth sits calmly at a hospital. Except for the mound of rope that binds his hands, there is nothing unusual about the patients awaiting a date with the doctor here.

The frosty midday weather hanging over highlands keeps farmers indoors waiting for the noon mist to clear. It should be sunlit this September, yet the sky is veiled by a thick blanket of fog. Peter Mwihia, lean and wrinkled, says his entire coffee crop has lost all its berries, whose harvest would have fetched him income to buy …

Cloud seeding, the science of stray particles forming rain, may have an unlikely foe in its territory – marine pollution. The research says that marine pollution reduces the ability of aerosols to seed clouds by about a third, indicating that ocean biology will be key in finding answers to the growing threat of climate change. …