That chocolate you’re eating? There’s a good chance it came, in part, from Africa. The continent produces more than 70 percent of the world’s cocoa supply, mostly from small-scale, shade-grown farms in west and central Africa. Most cocoa trees need some shade to prosper. So on these plantations farmers leave, or plant, some non-cocoa trees. […]
Climate change will likely affect species differently depending on many factors. Organisms are adapted to the habitats in which they live; how these organisms are adapted to variation in their environment may determine how sensitive they are to climate change.
Margery Nicolson doesn’t walk so well anymore. She has spent a lifetime traveling and trekking; decades of backpacking, rock-climbing, and the slow march of time have all taken their toll. She’s had two hip replacements, plus there’s the battered knee (after an accident in China) and the wonky ankle (from a fracture in Alaska). Despite […]