Department for Energy and Climate Change

Gas that is found along with oil. The gas is usually wetter (see wet gas).

British Geological Survey

Well casing is installed in several stages of "strings", subsequent strings inside previous ones. Each casing string is made up of several segments jointed together. The casings are cemented in place and should withstand the pressure inside the well bore.

Coal Bed Methane; also CMM, Coal Mine methane; CSG, Coal Seam Gas. Natural gas that is found in coal seams. Previously in the coal mining industry, this gas was vented or flared, as it was poisonous to miners. Hydraulic fracturing (fracking

Carbon Capture and Storage - technologies to capture emissions from fossil-fuel power plans and store them away from the atmosphere. See IGEM's research on CCS

Coastal Oil and Gas

Coal Seam Gasification - injection of hot air and steam into sub-surface coal to produce hydrogen, methane and carbon monoxide.

Cuadrilla

Energy and Climate Change Committee. A committee of MPs chaired by Tim Yeo MP who investigated whether Shale Gas was suitable for the UK. They concluded that it was, and made recommendations to the relevant bodies involved. Their comprehensive report is available here (volume 1)