UTILITIES: How Denmark turns efficiency mandates into an economic opportunity for utilities. (Midwest Energy News)
OHIO: Ratepayers will likely pick up the tab for unpaid electric bills after an aluminum producer shuts down. (Columbus Dispatch)
FRACKING: Companies that want to drill in Illinois are required to register with the state starting this month. (Chicago Tribune)
WIND: A Canadian study suggests the threat to birds from wind turbines is overstated, and a blade manufacturer adds more than 850 U.S. jobs as it steps up production. (EarthTechling)
COAL: Three coal mine workers, including one in Illinois, were killed on the job over the weekend. (Wall Street Journal)
EPA: The Supreme Court still has not indicated whether it will take up a landmark climate ruling, but several other energy-related cases are on the calendar. (The Hill, Greenwire)
NATURAL GAS: The Great Lakes freighter Mesabi Miner will be modified to run either on diesel fuel or liquified natural gas. (Duluth News Tribune)
BIOFUELS: E85 prices are falling faster than gasoline, Minnesota will impose a 10 percent biodiesel requirement in warmer months, and Missouri lawmakers consider lifting the state’s 10 percent cap on ethanol content in gasoline. (Cleveland Plain Dealer, Minneapolis Star Tribune, Kansas City Star)
TRANSPORTATION: One of Michigan’s first bike-share programs launches in Lansing. (MLive)
EFFICIENCY: A Kansas school district has saved $336,000 in the first year of its energy efficiency program. (Topeka Capital-Journal)
SOLAR: Why some California utilities are rejecting solar installations with backup batteries. (Bloomberg)
COMMENTARY: Seven charts that show the vast potential of energy efficiency. (Greentech Media)