"Shell filed a lawsuit in federal court Tuesday seeking to kick six Greenpeace activists off one of its chosen Arctic drilling rigs and block the advocacy group from boarding more of its vessels."

"The natural gas extraction method known as 'fracking' would be banned in Maryland until October 2017 under legislation approved Monday night by the Maryland Senate."

"Chesapeake Energy paid undisclosed fees to the lead author, whose study was based on water samples provided by the company."

"The National Transportation Safety Board said Monday that new oil tank train cars should come with much stronger ability to withstand high heat and pressure from a crash or a blast."

"U.S. power company Duke Energy Corp agreed to a $2.5 million settlement proposed by the Virginia Department of Environmental Quality relating to the 2014 coal ash spill into the Dan River in North Carolina, the DEQ said on Friday."

"Duke Energy Florida announced plans Thursday to launch a major solar power effort that will produce electricity equivalent to that of a small power plant."

"Anniversary of Exxon spill in Arkansas puts spotlight back on 48,400 miles of pipelines made with flawed technique phased out 40 years ago."

"The Obama administration is aiming to train 75,000 workers — many of them military veterans — for the solar power industry."

"A new report from the environmental group Natural Resources Defense Council has analyzed the data on spills and other violations at oil and gas wells across the country. But perhaps the most interesting aspect of the report is how little data the group was able to turn up."