policy environment. ! Shale gas and oil is trapped in layers of organic-rich sedimentary rock, as water flows carry the fine mud and sediment and organic matter and deposit it in beds. Over the course of geological ages, increased overburden pressure and heat from deposition of subsequent layers above the organic matter and rock trap the plant and animal detritus and transform it into kerogen and eventually, hydrocarbons. In shale formations, the oil or gas is trapped in the rock in relatively…
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