pipelines

An attack shuts down Colonial Pipeline, a major transporter of gasoline along the East Coast. A security analyst says the event shows the vulnerability of key elements of the nation's infrastructure.

Natural disasters, protests and stark scientific reports are heightening concern over climate change. And companies are under pressure from banks and investors to green their corporate images.

President Trump issues two executive orders that could make it harder for states to block companies from building oil and gas pipeline projects.

The federal judges noted "the Forest Service's serious environmental concerns that were suddenly, and mysteriously, assuaged in time to meet a private pipeline company's deadlines."

The business wants to attract more women and minorities, but a history of racism and sexism makes that difficult.

Demonstrators in Washington, D.C., were urging the Trump administration to meet with tribal leaders, and protesting the construction of the nearly complete Dakota Access Pipeline.

A federal judge denied a request from the Standing Rock Sioux and Cheyenne River tribes to halt construction on the final piece of the pipeline in North Dakota.

Proponents of the Dakota Access Pipeline say final federal permission for the project is ensured. The Standing Rock Sioux Tribe says the Army must complete an environmental review already underway.

The leak from an underground pipeline in north-central Iowa was first discovered in a field on Wednesday morning. Crews for the company, Magellan Midstream Partners, are working to clean it up.