Illinois Department of Natural Resources web site.
The Illinois Arborist Association is a non-profit organization that educates members in proper tree care.
Official website of the International Society of Aboriculture.
The Trees Are Good web site was created by the International Society of Aboriculture to provide the general public with quality arboriculture, or tree care, related information.
This Illinois Dept of Agriculture web page Exotic Pests of Concern provides us with up to date information on exotic pests that are, will or could become critical environmental issues within Illinois. The Emerald Ash Borer is the newest member of this group and fast becoming the state's most serious concern.
Don't Move Firewood is a continual dialogue on non-native forest insects and diseases.
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We cannot be responsible for the content or availability of these other sites.