An Enbridge Energy "Warning: Petroleum Pipeline" sign at the site of the Line 5 oil pipeline site at the Straits of Mackinac between Lake Michigan and Lake Huron. Photo cropped from the original by ...

Opponents of Enbridge's new Line 3 project have asked a federal court to halt construction of the $2.6 billion pipeline, saying the U.S. Army Corps of Engineers failed to adequately address several ...

AMES, Iowa — Recovering yield production after a pipeline project is a slow process, say researchers at Iowa State University who have been able to watch the process firsthand. When the Dakota Access ...

A group of Iowa Republican lawmakers attempting to stop the construction of a multi-billion carbon capture pipeline spanning the state has filed federal and state lawsuits seeking to undo the Iowa ...

After a 2½-year process filled with controversy, the Iowa Utilities Board on Tuesday approved Summit Carbon Solutions' request to build a carbon capture pipeline across Iowa. In perhaps the most ...

Sharply higher costs in all categories—particularly material, which roughly doubled—increased the estimated price of building land pipelines by about $4.5 million/mile, to a record $12.1 million/mile.

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