International Tree CLimbing Championship Series


ISA Executive Director is retiring

ISA announces Executive Director Jim Skiera’s plans for retirement at the end of 2017. Learn more about the succession plan.

October Arborist News Now On Line

The latest issue of Arborist News is available on line. Just log in to view the issue now.

2016 APTCC Volunteers

Volunteers can sign up by 21 October for the 2016 APTCC in Hong Kong. Sign-up online today.

Black Diamond Recalls Climbing Ascenders Due to Fall Hazard

The Index Ascenders’ rivet holding the toothed cam can release, allowing the Ascender to slide on the rope or become detached from the rope, posing a risk of injury or death to climbers from a fall.

Statement Regarding Request for Approval of the IMP

ISA is pleased to allow use in ISA TCCs of the IMP in all but one configuration indicated in the User Instructions. Use of the Rope Retrieval configuration will not be permitted in ISA TCCs due to the extreme nature of the competition environment. Please read the entire statement from ISA.

Congratulations 2016 ETCC Champions

Congratulations to 2016 ETCC Champions Peter Vergote of Belgium and Josephine Hedger of the UK. See all the results and a list of event winners online now.

August Arborist News Online

Featuring contributing authors that will be presenting at the ISA Annual International Conference in Fort Worth. Also find out how to submit an abstract for the 2017 Annual Conference in Washington, D.C.

New Urban Forestry Online Course

Check out this new online course available now in the ISA Online Learning Center.

2017 ISA Annual International Conference Call for Presentations

One World Under One Canopy 29 July-2 August 2017 in Washington,D.C.: The call for abstracts is open from 01 August to 18 November 2016 (no late submissions will be accepted; the poster submission portal will remain open through January 2017).

Information regarding possible cracks on Petzl ASAP LOCK

During routine equipment inspections one customer detected cracks on the stainless steel arms on three ASAP LOCK. These three defective products will be returned to Petzl for analysis.


November 26, 2016 - November 27, 2016

2016 Asia-Pacific Tree Climbing Championship

July 29, 2017 - July 30, 2017

2017 International Tree Climbing Championship

©International Society of Arboriculture 2009-2016
P.O. Box 3129 • Champaign, IL 61826 • +1.217.355.9411

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