Montana’s West and East Pioneer Mountains rise in the state’s far southwest corner, and though many people link these two ranges together as the Pioneer Mountains, they are very different.

Mississippians have until Tuesday to intervene in a proposal for a natural gas pipeline that would span nearly the full width ...

A commissioner said he was unable to find anyone who knows about the project or the permit. Plus, the company holding the permit has never constructed a pipeline before.

“It kind of lock you out of this formal process. So, intervening by August 5th allows you in the future to request a rehearing any final Federal Energy Regulatory Commission orders related the process ...