The "Boundary Spanning" ten-part docuseries explains the San Diego-Tijuana border pay-for-success conservation finance model developed by 4 Walls International. These stories share the collective work of researchers, conservationists, and community leaders by highlighting their valued contributions to advancing resilience in the border region.

Grab some beers with colleagues, neighbors, and friends and explore ways to collaborate. Let's celebrate change-makers and learn about innovative solutions to protect the Tijuana Estuary.

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