In a boost for the biofuels industry, Minnesota on Tuesday becomes the first state in the nation to mandate a 10 percent minimum blend of biodiesel in diesel fuel sold at the pump.
Updated: June 29, 2014, - 07:20 PM
Xcel’s coal-fired generators at Becker may require expensive retrofits or early retirement.
Updated: June 25, 2014, - 08:59 PM
The state Commerce Department, which analyzes utility rates on behalf of consumers, wants regulators to throw out more than half of Xcel’s requested rate hike of $291 million over two years.
Updated: June 24, 2014, - 05:42 AM
Advocates say the proposal, which must be OK’d by the Public Utilities Commission, will promote conservation.
Updated: June 23, 2014, - 10:05 AM
Regulators and utilities are still parsing a complex greenhouse gas rule proposed by federal regulators.
Updated: June 21, 2014, - 04:40 PM
Oil production in North Dakota has boomed over the past six years, and finally passed the 1 million barrel per day mark in April.
Updated: June 17, 2014, - 11:08 PM
The site of a pipeline rupture has become a research center unlike any other in the world.
Updated: June 15, 2014, - 07:12 PM
Silicon Energy halted production as it analyzes why some panels have cracked or are discolored.
Updated: June 13, 2014, - 10:35 PM
The upgrade would expand or add new pumping stations to increase the line’s capacity by 40% to 800,000 barrels per day. The pipeline runs 285 miles through northern Minnesota.
Updated: June 12, 2014, - 08:33 PM