Solar energy can, of course, be gathered on Earth, but only about half of the sun's radiation ever makes it to the Earth's surface--the rest is either absorbed by the atmosphere or reflected back by clouds.

FORBES: Galactic Gold Mine?

It was a still afternoon, and billowy white clouds were reflected in the water.

NEWYORKER: Unconventional Crude

He could detect shallower water by colour, and see the light of invisible lagoons reflected in the undersides of clouds.

ECONOMIST: Mau Piailug