April 01, 2007 by Aleta George
From November to February this past winter, biologists scoured lower Russian River tributaries in search of spawning coho salmon. The …
April 01, 2007 by Kathleen M. Wong
The East Bay hills are dotted with hundreds of ponds, many of which offer welcome habitat and shelter to native wildlife, from threatened California red-legged frogs and tiger salamanders to toxic newts, voracious water bugs, and migrating waterfowl. Just about any pond, from a verdant clear blue pool to the merest muddy puddle, has something interesting going on beneath the surface. But perhaps the most remarkable fact about these ponds is that nearly all of them were created as watering holes for livestock. Today, the East Bay Regional Park District is working to understand the complex relationships between native species, grazing cattle, and artificial ponds.
April 01, 2007 by Horst Rademacher
Perched 600 feet above San Francisco Bay, Ring Mountain has spectacular views of the surrounding ridgelines, Bay, and urban areas. But you can also find much deeper views into the earth preserved in the remarkable rocks strewn about this wild and open landscape.
April 01, 2007 by Geoffrey Coffey
By a quiet picnic area in the Presidio, water gurgles out of the hillside, spills over brick walls, and disappears underground on its way north to Crissy Field and the Bay. This is El Polin Springs, celebrated by the Ohlone and the Spanish for bringing fertility to anyone who drank of it. Ambitious plans to uncover the watershed’s stream channels are peeling back interwoven layers of human and natural history to reveal a complete urban watershed.