Why leaves really fall

Very interesting article, who knew? :)

http://www.npr.org/templates/story/story.php?storyId=114288700

 

Great find, I learned something new today.
Thank you for sharing.

 

interesting!!ty for sharing

 

Another biological reason that trees drop their leaves in addition to the veins freezing is that snow and ice build up in winter would cause damage to the branches....yet another evolutionary reason for 'going naked'.

Erik
Pro Cut Tree Service Lynnwood