Tag Archives: oil shale

Over and under-cooked oil — tar sands, “fracked” tight oil & gas, oil shale

[ This article discusses why it’s so hard and expensive to extract difficult oils like tar sands, oil shale, and tight “fracked” oil, for reasons such as: These are at the bottom of the resource pyramid, so there may be … Continue reading

Posted in Oil & Gas Fracked, Oil (Tar) Sands, Oil Shale | Tagged , , , , , , | 2 Comments