Register for the ISA 2024 Annual International Conference

Register for the ISA 2024 Annual International Conference

We invite you to join us as we celebrate 100 years of professional growth and honor the contributions of our members and credential holders.

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Read Arboriculture and Urban Forestry

Read Arboriculture and Urban Forestry

Now Open Access

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Check out Climbers' Edge

Check out Climbers' Edge

We’re thrilled to deliver the latest stories, TCC updates, and safety tips to our International Tree Climbing Community.

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Keep up with ISA

ISA 2024 Annual International Conference in Atlanta, GA, US

We are excited to host the ISA 2024 Annual International Conference in Atlanta, GA, US 12 - 14 August 2024.

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June 8-9, 2024

Portland Oregon Tree Climbing Competition

Portland, Oregon United States Laurelhurst Park

June 8-9, 2024

Polish Tree Climbing Championship

Skrwilno, Kujawsko-Pomorskie Poland Park Podworski

June 9-10, 2024

NCCER Mobile Crane Certification

Tallassee, FL United States Best Western Plus Tallahassee North Hotel

June 11, 2024

Emerald Ash Borer in the West - Webinar

, United States Microsoft Teams - Online Meeting

June 11, 2024

Lunch and Learn Webinar: Introduction to Florida's Prescription Pruning Qualification

Decatur, GA United States Virtual via Zoom