Clean Technica: One of the most curious memes that has developed over the last few years is that the US leads the world in tackling carbon emissions. Without as much as a breath this is typically followed by a sentence with the word fracking. But if you actually look at the data you can see declining oil use was as big a driver in the cuts. Looking at data has a nasty habit of skewering memes you see. US carbon emissions fell by 12.1% between 2005 and 2012 (see above). Over the same period in the EU28 emissions...