Theories Behind the Colorful Display of Leaves

[Junglekeeper]

Why do leaves turn color in the fall?

Scientists understand why golden tones emerge after green disappears. But they're still figuring out red.

[Millet]

JK, thanks for your interesting article, much appreciated. Everything a tree does is always for its own benefit, and the route that a tree takes in order to achieve that result,t is always the route which requires the least amount of expended energy.- Millet (1,168-)