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This is the latest update from the USGS and affiliated institutions for California, USA, for the next 30 years..
see more at ...
http://www.usgs.gov/newsroom/articl...urce=dlvr.it&utm_medium=facebook#.VRUfzU3EDxH
cheers
Dave
see more at ...
http://www.usgs.gov/newsroom/articl...urce=dlvr.it&utm_medium=facebook#.VRUfzU3EDxH
cheers
Dave