How long can humans survive?
Tom Chivers writes: In the deep ocean, occasionally, a whale carcass falls to the bottom of the sea. Most of the time, in the state of nature, creatures have just about enough to survive. But the first creatures to find the whale have more food than they could ever eat. These scavengers live lives of extraordinary plenty — some of the smaller, faster-breeding species might do so for several generations. There is enough to go around a thousand times over….