October 18, 2013
RESCHEDULED: This meeting has been rescheduled to Monday, November 4, 7:00pm. This meeting was postponed due to the federal government shutdown, but has now been rescheduled to Monday, November 4th at 7:00 pm. The meeting location is still at the Nevada City Veterans Hall, 415 North Pine Street in Nevada City. Contact Amber Taxiera if […]
September 27, 2011
From the LA Times August 23, 2011 Asbestos is in our state rock, and it’s in more places than you might think. The U.S. Geological Survey this week released a comprehensive map of all the known places in California where asbestos is found, including mines and exposed natural formations. Off-roaders in the Clear Creek Management […]
January 28, 2011
Mercury contamination in California’s South Yuba River Implications for recreational gold mining From United States Geological Survey Newsroom Released: 1/25/2011 6:00:00 AM SACRAMENTO, Calif. – Gold dredging that disturbs fine-grained, mercury-laden sediment in California’s South Yuba River can allow higher amounts of mercury to enter the environment, potentially threatening food webs far downstream. Higher concentrations […]