Why do some trees and bushes stay green all year long?

@zugedanit (1958)
Philippines
February 10, 2007 11:11am CST
Why do some trees and bushes stay green all year long?
1 response
• United States
10 Feb 07
Search on the words deciduous and evergreen to get your answer. It has a lot to do with , temperature and precipitation variations during seasonal changes.