Advancing Sustainability in San Mateo County
We are committed to building a sustainable community that fulfills the needs of the present and future.
Featured Initiatives
Get involved in shaping a more sustainable community.
Youth Climate Ambassadors Leadership Program
The Youth Climate Ambassadors (YCA) leadership program empowers high school students to become local climate leaders, fostering youth-led climate action. Learn more about the program.
SB 1383: Reducing Climate Pollutants From Waste
Beginning in 2022, Senate Bill 1383 requires residents and businesses to properly sort all food scraps, yard trimmings, and food-soiled paper, and place them in a curbside compost bin. Learn more about the law and join us in composting.
Community Climate Action Plan (CCAP)
The CCAP outlines priority actions to achieve a 45% reduction of greenhouse gas emissions over 1990 levels by 2030 and carbon neutrality within unincorporated San Mateo County by 2040. Learn more about local climate action.
The Latest News & Events

Repair Advice Workshop with Fixit Clinic @ Redwood City Public Library
Edible Food Recovery Program: Deliver food where it’s needed and connect with your community
Connect The Coastside
Get Involved
Help us build innovative solutions that address today’s changing environment while solving for a sustainable future.