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“The valleys and canyons are San Diego's priceless asset...It is of great importance that San Diego now, at the last moment, preserve all the remaining undeveloped valleys and canyons.” 

Temporary Paradise? (1974)

The Mesas, Valleys & Canyons KAN evaluates how San Diego's many diverse communities may preserve and utilize our expansive network of canyons as a treasured amenity, while looking for opportunities for recreation and environmental stewardship in our valleys.   

A Better Mission Valley and SDSU West

The stadium property in Mission Valley is the largest developable site in the city and is publicly owned. It represents a true once-in-a-lifetime opportunity to achieve a spectacular outcome for all concerned – SDSU, the Mission Valley community, and the city as a whole.
Read more on our work toward a better Mission Valley plan.


If You Have An Interest In...
Architecture / Landscape Architecture / Environmental Design
Land Use Governance & Planning
Natural Resource Management / Environmental Protection
Sustainable Economic Development / Rational Redevelopment
Climate Change Resilience / Responsive Communities
Social Justice / Environmental Justice / Public Health

Knowledge to Action Networks

C-3's Knowledge Action Networks (KANs) bring together local thought leaders from planning, design, policy, academia, community development, and more to discuss our region’s distinctive and pressing land use challenges.


Citizens Coordinate for Century 3 (C-3) is a 501(c)3 non-profit organization dedicated to education and advocacy on issues of policy, planning, and design throughout the San Diego region. Federal Tax ID: 95-2593199


1041 Market St, #156

San Diego, CA 92101


Thank you to our sponsors.


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