Fracking

Fracking has the potential to extract hydrocarbons from previously inaccessible sources of gas and oil, but is regularly in the news because of environmental concerns surrounding the process. First used commercially in the mid-20th Century, only recently has fracking been deployed on a large scale, revolutionising the energy industry in the USA. As more nations seek to adopt or ban fracking, do the economic benefits outweigh the environmental costs? Presenting both sides of the debate, this...