Vanessa Thill

Vanessa Thill is a native of Berkeley and a student at Barnard College.

Alameda Creek Dam Policies Could Decide Frogs’ Future


Sarah Kupferberg, a research scientist at UC Berkeley, is fascinated by foothill yellow-legged frogs, once common but now scarce in Alameda Creek. The SF Public Utilities Commission is rebuilding the Calavares Dam, and the way that dam gets managed may well determine the fate of these rare frogs.

Terwilliger Guides Share their Love of Nature, and So Can You


For more than thirty years, volunteers have been sharing their love of nature with children through the Terwilliger Nature Guide program. Named for renowned nature educator Elizabeth Terwilliger, the program is now part of the larger efforts of the San Rafael nonprofit known as WildCare. Anyone can become a nature guide after completing a training session. The next session will take place on August 14.

Reimagining the Twin Peaks Bioregion


When the fog rolls in at Twin Peaks on a summer evening, the city recedes, and it gets a bit easier to imagine a 10-mile path connecting natural open space from Crissy Field through Twin Peaks and Glen Canyon down to Candlestick Point. That image occupies Claire Beyer’s mind, and it’s the ultimate goal of her project, known as the Twin Peaks Bioregional Parks Project.

Volunteers to Descend on Las Trampas


On July 24 and 25, you could be one of about 150 people who will join Cathy Moyer’s Volunteers for Outdoor California to work at Las Trampas Regional Wilderness on the Sycamore Trail, right on the ridgeline, with incredible views of both Mount Diablo and San Francisco.