Helium and C1-C3 hydrocarbon concentrations in permafrost ice, Marsh Creek area, Arctic National Wildlife Refuge, Alaska
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Open-File Report↗
Geology topics
A.A. Roberts
Publications and source records attributed to A.A. Roberts.
Soil gas studies around hydrogen-rich natural gas wells in northern Kansas
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Open-File Report↗
Near-surface helium anomalies associated with faults and gas accumulations in western Pennsylvania
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Open-File Report↗