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New #USGS data series: Transient electromagnetic soundings in the #SanLuisValley, #Colorado https://t.co/25sHxlsxq1 https://t.co/ViWDYcajqz
New #USGS data series: Transient electromagnetic soundings in the #SanLuisValley, #Colorado https://t.co/25sHxlsxq1 https://t.co/ViWDYcajqz