1 Although nobody told Mr. Callahan until it was too late, the dark-hued shale rocks found in pockets along the Western Slope were oil shale. Often referred to as the rock that burns, oil shale boasts ...

As an example, expanded shale, clay and slate (ESCS) lightweight aggregates are fired in rotary kilns and so represent a significant amount of embodied energy and greenhouse gas emissions.

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Dan Eberhart is CEO of Canary, LLC. Don’t bet against America’s shale producers. Every oil market analyst should know this by now, but many still can’t resist calling an end to the shale boom.

The development of "oil shale" (not to be confused with "shale oil") and "tar sands" has been shown to be environmentally destructive, and water and energy intensive. Extracting oil from U.S. public ...

This year’s reduction in drilling and fracking, combined with the push to max out efficiencies, are seen lowering per-well costs for shale operators by 6.3%, Enverus said Tuesday in a report.

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Opinions expressed by Forbes Contributors are their own. David Blackmon is a Texas-based public policy analyst/consultant. Given the state of other market factors, it’s a trend that seems ...