(Placeholder content from the Impact page. From the rolling hills of Sonoma County to the wild spaces of Coyote Valley and foothills of Mt. Diablo, Greenbelt Alliance has protected over 70,000 acres of open space lands from development over the past seven years. These lands provide critical resources for worsening climate impacts by serving as natural buffers during wildfires, providing groundwater during drought, and offering refuge during uncertain times.