After months of protests, lawsuits and occasional clashes, oil started flowing Thursday through the controversial Dakota Access Pipeline. The 1,172-mile-long pipeline is now in full commercial use ...

The developer of the Keystone XL pipeline announced Wednesday it is pulling the plug on the controversial project after the Biden administration revoked its permit in January. TC Energy, the ...

By Cecelia Smith-Schoenwalder | June 9, 2021, at 6:26 p.m. ... Andrew Burton | Getty Images Unused pipe, prepared for the proposed Keystone XL pipeline, sits in a lot outside Gascoyne, N.D., in 2014.