For instance, falling US emissions are being driven mostly by
cheap natural gas displacing coal — something that may happen elsewhere.
Not exact matches
Cheap and clean
natural gas, thanks to fracking technologies developed since the 1970's with significant support from taxpayers, has rapidly
displaced coal.
But he wholly fails to explain what the implications of the variability problem is (the need for overbuild of generation capacity and expensive / unfeasible large - scale energy storage), nor whether, if an effort is made to deal practically with these problems in real national electricity grids, the «increasingly
cheaper» renewables will ever become
cheap enough (when all relevant real - world factors are considered) and reliable enough (without
natural gas «backup»), to actually substitute for and
displace fossil fuels (or nuclear) at the scale required.
The result of all this is that renewables compete with conventional sources of power, but they do not
displace nearly as much coal as
cheap natural gas.
While the start of the Great Recession had something to do with it, new analysis from the Harvard School of Engineering and Applied Sciences shows that, when it comes to reductions in emissions from electricity production, which dropped 8.76 % from 2008,
cheaper natural gas prices were behind the decline, with
natural gas displacing coal.