Sunday Energy Links
3. Researchers at the Harvard School of Engineering and Applied Sciences have shown that the primary explanation for the reduction in CO2 emissions from power generation in 2009 was that a decrease in the price of natural gas reduced the industry's reliance on coal.
4. North Dakota exports increased 36% in 2011 led by strong global sales of agricultural and construction machinery and a record volume of crude that was shipped to Canada before returning to the U.S. by pipeline.
6. Ohio Gov. John Kasich proposes a new tax on horizontal fracking to finance a cut in personal income taxes.