Construction resumes on controversial US oil pipeline

The Native American tribe at the center of protests against an oil pipeline in North Dakota reacted angrily Wednesday to the resumption of construction on lands the tribe considers sacred.

Monitoring pipelines from space

Dutch company Orbital Eye has developed a service that uses satellites to monitor gas and oil pipelines. A major African pipeline operator has already signed up for the service.

Key facts about controversial Keystone XL pipeline

US President Barack Obama blocked the construction of a controversial Keystone XL oil pipeline between Canada and the United States Friday following years of bitter and politically charged debate.

page 5 from 12