A fatigue crack in the Keystone Pipeline led to an oil spill in North Dakota earlier this year that released thousands of ...

B ELÉM, Brazil — Environmental group 350.org, which spearheaded the movement to block the Keystone XL oil pipeline, will ...

Keystone XL avoids friction between British Columbia and Alberta over a West Coast project that would never be built anyway.

A rupture in North Dakota shut down a major oil pipeline that sends oil from Canada to refineries in the United States. (AP Graphic) The latest leak in the Keystone oil pipeline in North Dakota on ...

CALGARY — South Bow Corp. aims to gradually return its Keystone pipeline to normal operations next year, as the system ...

The green group that worked to block the Keystone XL pipeline is cash-strapped and will “temporarily suspend programming” in ...

An estimated 3,500 barrels of crude oil spilled into an agricultural field in North Dakota after a Keystone Pipeline employee heard a "mechanical bang" from the system early Tuesday morning, managing ...

South Bow temporarily shut down the pipeline on April 8 after a drop in pressure. South Bow later estimated that about 3,500 barrels, or 147,000 gallons, of oil spilled in a farm field near Fort ...

Alberta’s push for a new oil pipeline has been dredging up the ghosts of projects past. Here is a look at what happened with ...

A group of environmentalists sent a letter to Secretary of State John Kerry on Thursday, calling for Kerry to reject a permit critical to construction of the Keystone XL pipeline, which would shuttle ...

The State Department just released a dry, complex document analyzing the environmental effects of a new oil pipeline. But really what it did is finalize a showdown over one of the most important ...