Financial Times: Shale gas benefits called into question

The US shale gas boom is not curbing global greenhouse gas emissions as much as some of its proponents claim, according to a study by British climate change researchers.

The reason is that although the so-called shale revolution has led to the US burning less coal, a far dirtier fossil fuel than natural gas, more American coal is being exported, so the overall benefits of switching fuels is not so great.  MORE