Climate Networks: How El Niño Snaps Invisible Threads
A hammock woven from thousands of cords is stretched between continents. Each cord is a link between two points on the planet: when it warms in one place, it cools in another, day after day. As long as the hammock holds, it keeps the climate in its familiar rhythm. But every few years El Niño arrives, a warm current off the coast of Peru, and the cords begin to snap.