Everyone benefits from a healthy tree canopy. Trees clean the air we breathe, increase home values, keep us cool, reduce our stress levels—and so much more. Use these resources to advocate for trees to ensure a healthy urban forest for generations to come.


These resources will help you stand up for trees in your neighborhood and across the city.

Tree Bill and Special Trees

The Urban Forest Preservation Act, aka the Tree Bill of 2002, provides additional protections for Special Trees (trees 55 inches in circumference or larger) & established a Tree Fund to pay for replanting.

Many Trees, Many Stakeholders

Before you can help Casey Trees restore, enhance and protect the tree canopy of D.C., familiarize yourself with the different agencies, organizations and individuals that impact them.