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Welcome to the Pacific Northwest Chapter of the International Society of Arboriculture. The PNW-ISA is a professional affiliation of arborists and urban foresters in the Pacific Northwest. The ISA has more than
20,000 members worldwide.
Professionals. If you're a tree care professional or PNW-ISA member, check out the pages under our Professionals heading to learn about upcoming industry events, buy professional publications, view current job openings and much more.Want to become a Certified Arborist? Check out the Certification Page for the ins and outs of this program. And, if you haven't joined PNW-ISA yet, the Membership Page lists all the benefits of membership.
Public and media. We have lots of information for home gardeners and anyone interested in trees. Want to hire a professional arborist? Our lists of Consulting Arborists and Commercial Arborists are excellent resources to locate arborists in British Columbia, Idaho, Oregon and Washington.
We'll also help you learn how to take care of your trees. Our Tree Care Page answers common myths about trees, including topping, pruning and how to save trees.
The Pacific Northwest Chapter of the International Society of Arboriculture is your professional tree care resource. So put our membership to work for you. And thanks for visiting.
CURRENT HOT TOPICS
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We now have over 400 PNW-ISA Certified Tree Risk Assessors. The LIST of successful graduates is updated after each course/exam. For more information on Tree Risk Assessment Course & Exam (Tree Risk Assessment in Urban Areas and the Urban/Rural Interface), visit our Calendar page.
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Visit the Hazard Tree Prevention Webpage for more information on how to keep your trees healthy.
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Sale at the PNW-ISA webstore with 15% off. Here's the link: http://www.cafepress.com/pnwisa
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