Minnesota's community solar boom, Wisconsin's utility fight and Ohio's renewable energy freeze were among our top stories for 2014.
North Dakota officials don’t plan to shift their focus on coal, they say, despite impending EPA rules which could make things much more difficult for the state’s industry.
After sitting idle for more than two years, a state-of-the-art North Dakota coal plant is about to produce energy - made more viable by recycling its waste heat for other purposes.
A federal judge on Friday struck down a Minnesota law requiring carbon offsets for imported coal power, saying the provision violated the Commerce Clause.
A December derailment in North Dakota marked the third high-profile oil train explosion in the past six months and has reignited a debate over the relative safety of rail and pipeline transport.
As new oil wells crop up by the thousands in the mineral-rich Bakken play in northwest North Dakota, nearby Theodore Roosevelt National Park has experienced spikes in haze-causing pollution, according to a new study.
Chambers of Commerce in 20 states are calling on the EPA to leave fracking oversight to state regulators.
The amount of natural gas being burned away at oil wells in North Dakota rose the most in more than a year in July, and state officials now say it may take new regulations to tackle the problem.
If the Bakken crude that slammed into a small Canadian town is linked to the severity of the resulting damage, the shale oil boom could face stricter transportation regulations and a public-relations black eye.
The vast Bakken Shale formation in North Dakota will need costly, advanced oil recovery strategies in order to tap its full potential over the next few decades, researchers and industry officials say.