America's shale revolution began 20 years ago, but its impact has been felt only in the past five years.
We only have to look as far as the major impact that the large increase in oil and gas production in the USA, mostly from the shale revolution, has wrought in world geopolitics.
And for the US, if prices fall much further, capital expenditures to expand production would have to be cut, potentially slowing the US shale revolution.
