Links and Resources

International Society of Arboriculture (ISA)
www.isa-arbor.com

Pacific Northwest ISA chapter
www.pnwisa.org/

American Society of Consulting Arborists
www.asca-consultants.org/

Trees Are Good (valuable information on planting and maintaining trees)
www.treesaregood.org/

SelecTree (information on selecting the “right tree for the right place”)
http://selectree.calpoly.edu/

Center for Urban Forest Research has the latest research pertaining to urban forestry.
www.fs.fed.us/psw/programs/cufr/

Oregon State University Extension Center contains more gardening and tree care information
extension.oregonstate.edu/index.php

University of Washington, College of Forest Resources. Nature in cities, policy, planning and urban forestry and human benefits
www.naturewithin.info/consumer.html

University of Illinois at Urbana-Champaign; Landscape and human health laboratory
www.lhhl.uiuc.edu/

Native Plant Society of Oregon
www.npsoregon.org/

Federal Government Invasive Species Program
http://www.invasivespecies.gov/