Apperson Ridge Quarry
In 1984, Alameda County approved Oliver de Silva, Inc.’s plans to build a hard rock quarry at Apperson Ridge, east of Sunol Valley. Twenty years later, de Silva has yet...
Science and Nature
Cal Academy Ant Exhibit
On May 1, the California Academy of Sciences will open its new (temporary) doors at 875 Howard Street in downtown San Francisco. As it rebuilds its Golden Gate Park location,...
Mount Diablo Audubon Christmas Count Results
The Mount Diablo Audubon Society’s 51st annual Christmas Bird Count, which took place on December 14, 2003, benefited from sunnier weather and better visibility than the previous year. About 60...
International Migratory Bird Day 2004
Birds will again be studied—and celebrated—at the International Migratory Bird Day festival at the Don Edwards San Francisco Bay National Wildlife Refuge on Saturday, May 8, in Alviso (10 a.m....
Mother’s Day for All Species, CNPS Wildflower Expo
As you celebrate Mother’s Day this spring, think beyond the family unit. In fact, why not commemorate Mother’s Day for All Species this year at Elkhorn Slough, one of the...
Grassland Heritage
When Spanish explorers first saw the San Francisco Bay in 1769, they found a land cloaked largely in perennial grasses. But the extirpation of the native elk herds that grazed...
Indian Paintbrush
It turns out that some of the Bay Area's showiest wildflowers are also parasites that draw water and nutrients from their neighbors.
Serpentine Splendor
Tucked into less than a square mile of land next to a freeway, the Peninsula's Edgewood Park is a showcase for stunning wildflower diversity, all the result of our region's...
The Courtship of Herons
All around the Bay Area in spring, herons and egrets begin their annual transformation from mostly solitary top predators to birds gathered in crowded breeding colonies. Local photographer Philip Greene...
Why do mushrooms come in so many shapes and colors?
In technical terms, mushrooms are the charismatic sexual reproductive structures of fungal individuals whose main body (fine, cobweb-like filaments called hyphae) is well hidden in the soil or amongst leaves...
.jpg){kind=link}