Nebraska-based membership nonprofit planting trees in communities and forests across the US and abroad

Training smallholder farmers in Africa to plant Forest Gardens that restore land and livelihoods

Farmer-led agroforestry campaign to plant 2.42 billion trees in the Cauvery river basin

Christian nonprofit pairing tree planting with savings groups and regenerative farming to end rural poverty

Oldest US national conservation nonprofit, restoring forest landscapes and advancing urban Tree Equity

Formerly Forests Ontario; national charity funding tree planting on private land and forest recovery

Community-led tree planting and watershed restoration across Kenya since 1977

Brazilian foundation defending and restoring the Atlantic Forest biome since 1986

Youth-founded foundation restoring forests in Mexico, Ghana and Spain and running an open restoration platform

Regreening degraded drylands in Africa with water bunds, grass seed banks and tree regeneration

UK charity funding women-centred tropical forest restoration in Brazil and Africa

Indian environmental trust planting trees, Miyawaki forests and restoring lakes since 2007

National Canadian charity funding urban tree plantings and large-scale reforestation since 1992

The UK's largest woodland conservation charity, creating, protecting and restoring native woods

Restoring Atlantic Forest and springs in Brazil's Rio Doce basin since 1998

New Zealand marketplace matching native tree funders with community planting projects

Los Angeles environmental nonprofit planting and caring for trees in neighborhoods and mountain wildlands

UK charity planting and caring for urban trees with communities and schools

NZ school students grow and plant native trees to restore waterways and erosion-prone land

Sacramento-region nonprofit growing the urban forest through free shade trees and community plantings

Portland and Eugene nonprofit planting street, yard, and natural-area trees with community volunteers

Houston nonprofit planting, protecting, and promoting trees across a 19-county region since 1983

Joint venture of BirdLife International, WCS and WWF to protect and restore forests worldwide

Mexican civil association working for more and better forests through alliances since 2002

Forest restoration, urban greening and environmental education in Southern Africa

NYC nonprofit founded by Bette Midler that plants trees and builds gardens in underserved neighborhoods

Atlanta nonprofit protecting and growing the city's urban forest through planting, conservation, and education

Detroit nonprofit planting trees, training green-sector workers, and running youth conservation programs

Washington, DC nonprofit planting and protecting trees across the National Capital Region

Dense native 'pocket forests' planted with communities in cities on five continents

Volunteer-run reforestation and food-forest community founded in Auroville in 2003

St. Louis nonprofit nursery growing and planting trees for communities across Missouri

Dallas nonprofit advancing urban forestry through plantings, schoolyard greening, and research