In previous years, Canada’s constrained pipeline capacity meant that it relied heavily on U.S. oil refiners, who bought Canadian crude at discounted prices due to the lack of other market options.

Crude oil pipelines connecting the busiest Texas oil fields to a critical export hub across the state are nearly out of space, threatening to cap US oil exports at a time when the world needs more ...

A small Kansas county became a site of a significant pipeline failure last week as the Keystone Pipeline leaked an estimated 14,000 barrels of crude oil into a creek — the largest spill in its ...

The cause of the rupture and the amount of crude oil released remain unknown, officials said. The shutdown of the Keystone pipeline could soon drive-up gasoline prices across the Midwest ...

Climate correspondent Chico Harlan and photojournalist Esther Mbabazi reported on the controversy over the construction of the East African Crude Oil Pipeline — and the pipeline’s impact on ...