POR QUÉ el fracking es ecológico, a pesar de la histeria en su contra:

Natural gas’s biggest green qualification is the extent to which it displaces coal as an energy source. Burning coal emits roughly twice as much greenhouse gas into the air as natural gas. Thanks to the shale boom, we’re getting less of our electricity from coal-fired power plants and more from natural gas. The BI notes, “From 2008 to 2012, annual coal consumption for US electric power declined, on average, by 50 million tons.” That’s something greens should be cheering, and it’s mostly thanks to fracking.

Leedlo entero.