Antarctica A Keystone in a Changing World · 1978 · 18 citations · 2 references
Natural SciencesEarth SciencesGeologyPetroleum GeologySedimentologyStratigraphyCoal GeologyGeoarchaeological SamplingMining GeologyResource EstimationSedimentary EnvironmentsCoal HistoryCoal PetrologyCoal Reserves AssessmentCoal Resource EstimationCoal StructureMarginal Marine Palynofacies
NPR-A, located on the Arctic slope of Northern Alaska, is underlain by a thick sequence of sedimentary rocks of Cretaceous age which attain a thickness of as much as 4600 m (15,000 feet).
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Physiographic divisions of Alaska
Clyde Wahrhaftig · USGS professional paper · 1965 · 402 citations