(EN1) Vertical axis wind turbines, Pincher Creek, Alberta, Canada |
(EN2) Wind farm utilizing horizontal axis turbines, Palm Springs, CA |
(EN3) Geothermal powered electrical generating plant, NV |
(EN4) Coal powered electrical generating plant, IN |
(EN5) Modern oil well, Alberta, Canada |
(EN6) Englewood oil field circa 1964, CA |
(EN7) Grand coulee dam hydroelectric power generating plant, WA |
(EN8) Solar powered electrical generating plant using parabolic mirrors, Dagget, CA |
(EN9) Navajo coal powered electrical generating plant with sulfur dioxide scrubbers, Page, AZ |
(EN10) Navajo power plant being retrofit with SO2 scrubber smoke stacks, Page, AZ |
Drake's well, the first oil well in the world drilled in 1859 in Titusville, PA |
Electric Bus, Grand Canyon National Park, AZ |
(EN13) Department of Energy experimental vertical axis wind turbine, Bushland, TX |
(EN14) Glen Canyon Dam water release creates an artificial flood to restore the Colorado River ecosytem below the dam, Page, AZ |
(EN15) Experimental ten megawatt solar power tower, Daggett, CA |
(EN16) Photovoltaic panel used to power a sign, Lake County, IL |
(EN17) Solar panel consisting of photovoltic cells |
(EN18) Three Mile Island nuclear power plant, Harrisburg, PA |
Oil wells near Bakersfield, CA.jpg |
Old and New Technology Wind Energy, Kansas |