An extraordinary record of Anthropocene stratigraphy from the San Francisco Peninsula, California, USA

M. Allison Stegner1, SeanPaul La Selle2, Anthony D Barnosky3, Elizabeth A. Hadly1 and Brian L Sherrod4, (1)Stanford University, Biology, Stanford, CA, United States, (2)Pacific Coastal and Marine Science Center Santa Cruz, Santa Cruz, CA, United States, (3)Stanford University, Jasper Ridge Biological Preserve, Stanford, CA, United States, (4)USGS, Seattle, WA, United States