LA Times: Microscopic plants that grow on the thin surface of the ocean can influence cloud formation miles above.
The discovery, published this week in the journal Nature, gives scientists a better understanding of how clouds are made in some parts of the world. It also could improve their forecasts of how global warming will affect cloud cover.
Clouds are made mostly of water, but not entirely. Each water droplet or ice crystal that makes up a cloud forms around a tiny airborne particle no more than...