Graphs, Charts, Diagrams: This series of posts (tag: Graphs-Charts-Diagrams) will focus on visuals that help create context for large scale issues, such as energy usage.
Above is a chart by the Energy Information Administration (USA), featured in the Annual Energy Review 2010 (see full chart and other EIA resources here). While I am particularly curious to see what the data will be for 2011, 2012, and 2013 in the light of the natural gas trending, the takeaway from this graph, when compared to the one of the previous year, is that nothing has changed – at least in terms of macro-categories. There is a shift in what renewable sources provided the 8% of national supply, yet the dominance of Petroleum, Natural Gas, and Coal hold steadfast. Continue reading