Jul-Sep 2001

 

Issue Content

Bay Area Ridge Trail Progress

July 01, 2001 by Marilyn Smulyan

It was over 30 years ago that William Penn Mott, Jr. conceived the idea for a ridge-top trail encircling the Bay and linking over 75 local parks and open space districts. Today, the Bay Area Ridge Trail is well on its way, with 230 of its 400 designated miles completed. Most of the trail that […]

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What’s the difference between bird songs and bird calls?

July 01, 2001 by Jules Evens

Q: What’s the difference between bird songs and bird calls? [L.R., Santa Clara A: Bird song, usually produced by the male, is an advertisement of territory and breeding availability, and, in most species, is limited to the breeding season. As in other animals, song serves to stimulate and synchronize sexual behavior (seduction), and to proclaim […]

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Carquinez Strait Heritage Committee Celebrate the Strait

July 01, 2001 by Marilyn Smulyan

The Carquinez Strait—known historically as the “Gateway to the Inland Coast”—is where San Francisco Bay meets the Delta. In August, the Carquinez Strait Heritage Committee is sponsoring a month-long series of special events focused on the Strait. Located between San Pablo Bay to the west and Suisin Bay to the east, the passageway is also […]

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Adventure Cycling Assoc. Publishes Cross Country Maps

July 01, 2001 by Marilyn Smulyan

In keeping with this issue’s focus on alternative forms of transit, we have another option for those who want to go the distance and do it on their own power. The Adventure Cycling Association has just published maps for its newest bike route across America—the Western Express—which begins in San Francisco and links up with […]

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Gulf of the Farallones Marine Sanctuary 20th Anniversary

July 01, 2001 by Marilyn Smulyan

Gulf of the Farallones National Marine Sanctuary (GFNMS) celebrates its 20th anniversary on October 13 at the GFNMS Visitor Center, at Crissy Field in San Francisco’s Presidio. The festival includes a silent auction, children’s activities, environmental groups’ information booths, BBQ, and beer and wine tasting. Much like national parks, marine sanctuaries are federal agencies that […]

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Gateway Valley Wildlife Corridor

July 01, 2001 by Marilyn Smulyan

While organizations like POST are buying up some of the area’s most significant undeveloped properties, other properties are already in the hands of developers and, as a result, more difficult to protect. One of these is Gateway Valley, located just east of the Caldecott Tunnel and Sibley Volcanic Regional Preserve. The valley provides a critical […]

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Goat Rock State Beach

July 01, 2001 by Doris Sloan

The Pacific Coast north of San Francisco is justly renowned for its scenic beauty. It is also geology writ large, where evidence of powerful forces still at work on our region is exposed at many places. Goat Rock State Beach on the Sonoma Coast may be small in acreage, but not in what it offers […]

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Habitat Stewards Team

July 01, 2001 by Marilyn Smulyan

While much work still needs to be done to protect existing natural habitats, a growing number of environmental activists and natural scientists are looking at ways to restore habitat that has been degraded by human activities. If you’re an Alameda County resident interested in learning how to restore areas for the benefit of native species […]

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In Search of a Lost Laguna

July 01, 2001 by Robin Grossinger

StillHere: Diseño Del Rancho San Pablo courtesy of The Bancroft Library www.stillhere.org www.sfei.org/HEP/index.html

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Letter from the Publisher

July 01, 2001 by David Loeb

Awareness of nature isn’t just an exercise for the eyes. As summer approaches, I listen for the return of the haunting song of the Swainson’s thrush. Perhaps you’ve heard it, too, while on an early evening walk in late May or June in some place with good forest cover. Stop every so often and listen […]

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Mastadons in Our Midst

July 01, 2001 by Joe Eaton

The Blackhawk Quarry in Danville points to a time, nine million years ago, when the Bay Area was inhabited by elephant-like browsers, herds of three-toed horses, packs of bone-crunching dogs, and an eight-foot-long-sabertooth salmonid, Where did they all go?

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California Quail Named Official Bird of City of San Francisco

July 01, 2001 by Marilyn Smulyan

Best known for its topknot and characteristic call—”chi-ca-go”—our state bird, the California quail, was recently named “Official Bird of the City of San Francisco.” Once abundant and an important food source for the Ohlone people and early settlers, California quail are now in danger in parts of the Bay Area. Loss of suitable habitat, introduction […]

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POST’s $200 Million Saving the Endangered Coast Launched

July 01, 2001 by Marilyn Smulyan

The largest land protection initiative ever undertaken by a local land trust was announced here in April, and not a moment too soon. Peninsula Open Space Trust (POST) estimates that more than half of the largest and undeveloped properties along the San Mateo County coast are now, or soon will be, for sale. POST’s $200 […]

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Shadows in Flight

July 01, 2001 by Christine Petersen

Rarely seen and, until recently, poorly understood, bats are a significant component of the Bay Area’s natural environment. Now, researchers are filling in the gaps by studying several of the area’s most at-risk species.

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Taxonomy 101

July 01, 2001 by Joe Eaton

Over 200 years ago, Swedish naturalist Karl von Linne (or, as he Latinized the name, Carolus Linneaus) devised a system for classifying all living things based on anatomical structures. Although Linneaus lived before Darwin, his method presaged later concepts of evolution that saw shared characteristics as evidence of common descent. Some modern taxonomists feel his […]

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Car Free on Mount Tam

July 01, 2001 by Heather Evergreen

Mount Tam’s Steep Ravine and Dipsea trails take you from conifer forest to open slopes to sandy beach. And, best of all, when you take the bus and not your car, you don’t have to walk back uphill afterwards.

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Transit to Trails, 2001

July 01, 2001 by Marilyn Hope Smulyan

Each weekend, thousands of Bay Area residents try to “get away from it all” by driving to beaches, parks, and other open spaces. As a result, we contribute—unwittingly—to some of the very problems we are trying to escape. According to the Bay Area Air Quality Management District, ozone levels in some areas can be higher […]

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Trees of Golden Gate Park and San Francisco Book Review

July 01, 2001 by Marilyn Smulyan

After reading The Trees of Golden Gate Park and San Francisco, it’s difficult to know which is more significant—that Golden Gate Park exists at all, or that in today’s world of “political correctness,” this totally man-made park, full of non-native trees and plants from around the world, remains one of the City’s crown jewels. Trees […]

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Sixth Annual Watershed Environmental Poetry Festival

July 01, 2001 by Marilyn Smulyan

Words have always helped humans connect with nature, and the Sixth Annual Watershed Environmental Poetry Festival is all about celebrating that link. On Saturday, September 8 (11 a.m.-4 p.m.) in Berkeley’s Civic Center Park, former U.S. Poet Laureate Robert Hass and Gary Snyder will head the list of poets, artists, and activists performing and leading […]

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Transit to Trails (2001)

April 01, 2001 by Bay Nature

Make getting there part of the adventure with our map of the region’s transit-accessible trails. The map offers many ways to enjoy nature in the Bay Area without adding to your carbon footprint, including a forest-to-ocean trek on Mount Tam’s Steep Ravine Trail.

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