0 natural gas that is found in shale (= a type of soft, grey rock):
They argued that the extraction of shale gas by fracking would cause huge environmental damage.
The report also fails to set out any clear guidelines regarding support for shale gas exploration in the near future.
Of course, as you mentioned, shale gas must not and cannot be the only way of reducing energy dependence.
In our energy policy, we should most certainly give full support to modern technologies, liquefied gas installations, geothermal energy and shale gas.
We should also develop other possible sources of energy, such as shale gas for example, which provides many opportunities to obtain energy without expanding the nuclear energy sector unnecessarily.
There are two potentially large shale gas fields.
It was started up by combustion of coal, but after the process started it was switched to the produced oil shale gas.
However, according to some analysts, the federal programs had planted the seeds of the coming shale gas boom.
The size of recoverable resource is made difficult by the uncertainty of the percentage, usually small, of shale gas in place that is recoverable.
