What Makes Good Leaf Color?

Dr Howard Newfield is a professor of physiological plant ecology, plant water relations ecosystem ecology and air pollution effects on plants at the biology department, Appstate and Boone, North Carolina. He says he wants to preserve the environment so that when his children go out leaf looking, they see the same thing that I did. "I was a little surprised again, like that the impact of kind of way, you know, the sort of subtle effects of what subtle but important effects of weather"