This would eventually help them decide whether to invest time and resources to extract gas from the formation the samples came from. (sciencedaily.com)
To access the methane, an operator drills a series of wells in the layers of garbage and connects them to a vacuum, which extracts the gas. (psmag.com)
Greenpeace activists took to Westminster's Parliament Square in the heart of London this morning to protest against hydraulic fracturing — a relatively new method of extracting gas from the Earth which has gone a long way to lowering energy prices (breitbart.com)