Are you living in a heat island?

Pavement and buildings trap heat, and can make cities a lot hotter than surrounding areas, especially in neighborhoods with few trees. See if you're living in a heat island by exploring our map and learn how trees bring relief.

Man jogging in a city park at sunrise with tall buildings and trees bathed in golden light.
A person planting trees in a forest of need

Time-sensitive priority projects need you

You can make an immediate difference in key projects in need of urgent tree care or planting.

planting partner talking to a resident
How we do it

Our Roots Run Deep

By joining our vast and vibrant network, anyone can make a difference. We connect a spectrum of member and partner support with local organizations whose expertise guides the right trees to the right places for the right reasons. 

500M+

Trees planted and counting

aerial view of large amount of trees

60+

Countries around the globe

lemur sitting on a branch

5.4K+

Planting partners working locally

tree planting partner

50+

Years planting, nurturing, and celebrating

nurturing a seedling
Take action

A better future 

is calling

Give today to grow habitat, strengthen communities, rebound from wildfires, and plant a more hopeful future.

Our work

Tree Planting

Our Network

Education