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drilling for gas, oil, rocky mountain front,

drill rigs set up to drill natural gas and oil on the blackfeet reservation with rising wolf mountain glacier national park, montana, usa in the background

Filename
oil gas drilling exploration-2567.jpg
Copyright
© 2008 tony bynum
Image Size
750x498 / 104.5KB
Contained in galleries
drill rigs set up to drill natural gas and oil on the blackfeet reservation with rising wolf mountain glacier national park, montana, usa in the background