Photo caption: A crew works on a gas drilling rig at a well site for shale based natural gas in...
oil and gas drilling
Photo caption: A geothermal energy plant taps deep underground heat from the southern San Andreas Fault rift zone near the...
Photo caption: A crew works on a gas drilling rig at a well site for shale based natural gas in...
Photo caption: A geothermal energy plant taps deep underground heat from the southern San Andreas Fault rift zone near the...