50s. yet, that land hasn't been touched since. in 1960, even more oil was discovered. anwr was created huge unit, 20 million acres set aside for wilderness, refuge and in 1980 expanded for oil and gas development at the top of anwr. we have a huge swath of land, 20 million acres in one unit, 19 million in another unit that have been proven to hold oil and gas haven't got to tap 'em yet. >> greta: west is prudhoe bay. that's the oil discovered in 1967, which is where you worked. the pipeline was created, beginning in the early 70s. it started flowing 1977. >> 10 years after the discovery, yes. >> greta: alaska has a lot of