Bob Shaffer - compost guy

How does San Francisco’s 600 tons of compostable waste become a nutrient-rich material that improves the quality of our local wines? Watch QUEST’s Science on the SPOT story, Dark Matter: Inside the Compost Cycle to hear from agronomist Bob Shaffer, Northern California’s “compost guy,” and learn about the composting process.


Jenny Oh

Jenny is happy to wear multiple hats at KQED; she works as an Interactive Producer for the Science & Environment unit and blogs for Bay Area Bites, KQED's popular food blog. Jenny graduated with honors from New York University’s Tisch School of the Arts Film and Television program and has worked for WNET/PBS, The Learning Channel, Sundance Channel and HBO.

Sponsored by

Become a KQED sponsor