Alaska permafrost characterization: Geophysical and related field data collected in 2021

Geophysical measurements were collected by the U.S. Geological Survey (USGS) at five sites in Interior Alaska in September 2021 for the purposes of imaging permafrost...2021年9月，美国地质调查局（U.S. Geological Survey, USGS）于阿拉斯加内陆的五个测点采集了地球物理测量数据，旨在对多年冻土（permafrost）进行成像探测。