Right now, crude oil flows unimpeded through the Dakota Access Pipeline under the dammed Missouri River in North Dakota. Construction of the pipeline that traverses Lake Oahe near the Standing Rock ...

More state and federal approvals are needed before Casper, Wyoming-based Bridger Pipeline begins construction.

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Mike Shriberg, University of Michigan (THE CONVERSATION) What began as a ...

A challenge from Native American and environmental groups successfully halted construction of the Keystone Pipeline, at least for now, with a Montana judge ruling in their favor late Thursday night.

What began as a straightforward question from one water-quality advocate has morphed into a high-stakes battle over an oil pipeline at the highest levels of the U.S. government – with implications ...