(                                                      (active link)http://www.goo.gl/RpYMIhttp://www.goo.gl/RpYMIshapeimage_2_link_0
(active link                                                                                                               )http://www.eia.gov/cneaf/electricity/epm/epm_sum.html
                        active linkhttp://pubs.usgs.gov/fs/2010/3100/
(active link)http://pubs.usgs.gov/gip/dynamic/tectonics.htmlhttp://pubs.usgs.gov/gip/dynamic/tectonics.htmlshapeimage_5_link_0