Fun Facts About Trees
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Quick Facts About Trees

Did you know that trees are the longest living organisms on earth? How do trees help purify the air that we breath? Where is the world's tallest tree located? This section provides a summary of some of the most interesting facts about trees.


Categories

General
Tree Biology
Trees and the Environment
Record-setting Trees
Trees and Science

Developed by the International Society of Arboriculture (ISA), a non-profit organization supporting tree care research around the world and is dedicated to the care and preservation of shade and ornamental trees. For further information, contact:
ISA, P.O. Box 3129, Champaign, IL 61826-3129, USA.
E-mail inquires: isa@isa-arbor.com

© 2007 International Society of Arboriculture.
News

Warning: Check Tree-care Credentials
Several autumn fatalities linked to dangerous tree care practices are prompting a coalition of arborists and urban foresters to urge contractors (and others) to hire only certified tree-care professionals. MORE >>

Best Trees For The Street
Scientist John Hammond of the Agricultural Research Service (ARS), the U.S. Department of Agriculture’s chief scientific research agency, has announced the findings of a four-year project to determine the best trees to use in urban spaces. MORE >>

Bradford Pears Not Kind to Cities
This tree species has weak branch connections and limbs are prone to falling down. MORE >>

Selling Houses By the Yard
Worried home owners hope landscaping adds value- from the Wall Street Journal MORE >>

2007 Tree of the Year
Baldcypress named tree of the year by Society of Municipal Arborists (SMA) MORE >>

17-year Cicadas Threaten Midwest
The 17-year cicada (Magicicada septendecim) wreaked havoc across the Midwest in 1990. Now landscaping experts worry about that generation’s offspring descending like a plague this spring. MORE >>

NADF Hardiness Zone Map
Find out the right tree to plant where you live MORE >>



Resources

Trees Are Good Coloring Book

Only $1.00 each. To order coloring books Click Here

Trees Are Good Cards

$18.50 per 20 cards. To order Click Here

© International Society of Arboriculture 2008
P.O. Box 3129, Champaign, IL 61826
Email comments & questions to isa@isa-arbor.com