Who's doing the work in Houston.

Air Alliance Houston

Nonprofit

Advocates for clean air and environmental justice in Houston's most pollution-burdened communities through advocacy and monitoring.

Bayou City Waterkeeper

Nonprofit

Monitors and advocates for swimmable, fishable, drinkable waterways across the Houston region through science and community action.

Bayou Preservation Association

Nonprofit

Houstons longest-running environmental nonprofit — protecting and restoring bayous and streams for over 55 years.

Buffalo Bayou Partnership

Nonprofit

Transforms Houston's most iconic waterway into a vibrant public greenway through restoration, programming, and flood resilience.

Citizens Environmental Coalition

Nonprofit

Connects 100+ environmental organizations across Greater Houston through dialogue, education, and collaboration since 1971.

Galveston Bay Foundation

Nonprofit

Preserves and enhances Galveston Bay and surrounding watersheds through conservation, advocacy, and education programs.

HARC

Nonprofit

Conducts independent research on air quality, water resources, and climate to inform policy and strengthen Gulf Coast resilience.

Houston Audubon

Nonprofit

Protects 17+ bird sanctuaries and natural habitats across Houston while building a community of conservation-minded residents.

Houston Parks Board

Nonprofit

Connects Houstonians through green spaces — 250+ parks, 160 miles of Bayou Greenways, 14,000+ acres since 1976.

Houston Wilderness

Nonprofit

Connects 1,800+ square miles of green infrastructure across the Gulf Coast through conservation, education, and regional collaboration.

TEJAS

Nonprofit

Empowers Houston's fence-line communities to fight for clean air and environmental justice through monitoring, education, and direct action.

Trees for Houston

Nonprofit

Plants and protects thousands of trees annually across Houston neighborhoods, parks, and esplanades to build a greener, cooler city.

Urban Harvest

Nonprofit

Empowers Houstonians to grow food through community gardens, fruit tree programs, farmers markets, and hands-on education.