Oil is the main revenue source in Alaska. This year, the trans-Alaska pipeline celebrated 40 years of service. From Alaska, VOA's Natasha Mozgovaya looks at the history of North America's largest oil field.
Oil is the main revenue source in Alaska. This year, the trans-Alaska pipeline celebrated 40 years of service. From Alaska, VOA's Natasha Mozgovaya looks at the history of North America's largest oil field.