A History of Bay Area Open Space Conservation

The Bay Area has a long history of preserving its open lands. Today, about one-third of the region is designated as open space, from small city parks to lands stretching thousands of acres.
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Introduction

Explore the Bay Area’s conservation history. Open spaces 100 acres and larger are shown in green.

Bill Lane Center
for the American West
Stanford University

In collaboration with KQED Public Media

Sources and Credits: California Protected Areas Database from GreenInfo Network, Bay Area Open Space Council, Stanford University Bill Lane Center for the American West and Center for Spatial and Textual Analysis.
Credits: Geoff McGhee, Lauren Sommer, and Maria J. Santos