For the Public

The International Society of Arboriculture manages, an educational website that provides the public with quality tree care information. helps increase awareness of the benefits of trees and provides homeowners and other tree owners with access to resources to help sustain trees in an urban environment. Examples of a few resources you'll find on include:

As a professional green industry organization, ISA also strives to develop relationships with other industry groups in order to provide consumers with a pool of information. Links to other informative web sites are also found at

International Tree Climbing Championship

The International Tree Climbing Championship (ITCC) program of the ISA consists of numerous events that lead up to the ITCC World Championship. These events help qualify climbers to compete at the annual ITCC held prior to the ISA Annual International Conference.

ISA Chapters and Associate Organizations hold tree climbing competitions. The male and female winners of these events are then invited to represent their organization at the International Championship. For a list of competitions near you, visit our event calendar.

In addition, components are invited to send representatives to one of three regional events - Asia Pacific, Europe, and North America. Each of these regional events also qualify one male and one female to compete at the International competition. To learn more about the ITCC and regional events, visit

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