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Helpful Links

The International Society of Arboriculture (ISA) promotes the professional practice of arboriculture. ISA is focused on scientific advancement and the dissemination of empirical findings as a means of contributing to a world with healthier trees, sustainable communities, and a green economy.

Invasive species are non-native species that can cause harm to the environment, the economy or human health. Invasives come from all around the world. As international trade increases, so does the rate of invasive species introductions.

Invasive species threaten nearly every aspect of our world and are one of the greatest threats to New York's biodiversity.


Invasive Animal Species:

Emerald Ash Borer (EAB)

Gypsy Moths (Lymantria dispar dispar)

Hemlock Wooly Adelgid

Spotted Lanternfly



Oak Wilt provides the public with educational information about the benefits of trees and how to properly care for trees in the urban environment. The site contains resources from the International Society of Arboriculture, and also provides a collection of reliable tree care information provided by other industry organizations.

Recommended Readings and Documentaries




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