RealClearScience - Fallhttp://www.realclearscience.com/topic/topic.php?id=25922FallTopic Why Do Leaves Change Color? http://news.discovery.com/earth/why-do-leaves-change-color-fall-autumn-110922.html Larry O'Hanlon, Discovery News 100243240 Entries Sat, 24 Sep 2011 00:00:00 -0400 103105