Community Organizations and Resources
By nurturing our vibrant network and championing science, we plant trees with intention at a global scale.
Fighting to protect affordable housing and irreplaceable old-growth trees in South Park, Georgetown, and Tukwila.
Alongside communities, we’re urgently clearing obstacles and finding solutions to the climate and biodiversity crises.
NRDC works to safeguard the earth—its people, its plants and animals, and the natural systems on which all life depends.
Making the connection between the Southern Resident Orcas and all parts of the ecosystem.
Providing education, resources, and advocacy to prevent malpruning and preserve urban greenspaces.
A civic campaign to locate Seattle’s remaining majestic trees.
Encouraging individuals, groups, schools, businesses, and government to work together to restore Seattle’s creek system.
Using farms, gardens and kitchens as classrooms for hands-on education, teaching gardening, agriculture, nutrition and science to people of all ages.
Saving trees and fighting for climate justice in the Emerald City.
Brings together community-driven organizations, caring community members, and government agencies to address gaps in funding and coordination around tree canopy projects.
An independent Political Action Committee in defense of the urban forest.
Government
(City of Seattle, King County, Washington State, USDA)
(formerly funded by USDA Forest Service)
i-Tree delivers current, peer-reviewed tree benefits estimation science…to all types of users with free tools and support.
For reporting illegal or suspicious tree cutting in your neighborhood – or call 206-615-0808
Free street and yard trees available
Established to advise the Mayor and City Council concerning…policy and regulations governing the protection, management, and conservation of trees and vegetation in the City of Seattle.
Works to educate citizens and decision-makers about the economic, environmental, psychological and aesthetic benefits of trees and to assist local governments, citizen groups and volunteers in planting and sustaining healthy trees and vegetation wherever people live, work and play in Washington state.
Reports
An evidence-based report by Tree Action Seattle and Kersti Muul. October 7, 2025
Max R. Lambert et al, Conservation Science and Practice, June 21, 2025
An analysis by Birds Connect Seattle, April 2024
Washington StormwaterCenter and Washington State University, August, 2022
Media
January 28, 2026 Seattle Times Pacific NW Magazine
January 24, 2026 Woody Wheeler, Seattle Times
January 20, 2026 Tim Redmond, 48hills
September 15, 2025 Seattle Times
August 29, 2025 Maya Tizon and Yuko Kodama, South Seattle Emerald
August 20, 2025 Seattle Times
June 6, 2025 talks by Dr. Geof Donovan and Lynne Barre
January 24, 2025 Alex Fryer, Seattle Times
January 19, 2025 Robert McClure, InvestigateWest