Dataset: Temperature profiles collected from the sediments off the South Atlantic Bight from 2015-05-01 to 2017-05-10

This dataset has not been validatedData not availableVersion 0 (2019-12-30)Dataset Type:Other Field Results

Principal Investigator: Alicia M Wilson (University of South Carolina at Columbia)

Co-Principal Investigator: Willard S. Moore (University of South Carolina at Columbia)

Co-Principal Investigator: Scott M. White (University of South Carolina at Columbia)

BCO-DMO Data Manager: Mathew Biddle (Woods Hole Oceanographic Institution)


Project: Fluid and chemical fluxes across the seafloor of a passive margin (passive margin fluxes)


Abstract

Heat has been widely used as an inexpensive tracer in groundwater systems (Anderson 2005; Constanz 2008), including studies of SGD (Taniguchi 2000; Moore and Wilson 2005; Martin et al 2006). In our system, the temperature of sub-seafloor porewaters differs from the temperature of overlying seawater owing to seasonal variations in surface temperature. We can thus use heat in two ways: (1) to measure the depth of rapid flushing events and (2) to estimate rates of long-term regional flow.

Heat has been widely used as an inexpensive tracer in groundwater systems (Anderson 2005; Constanz 2008), including studies of SGD (Taniguchi 2000; Moore and Wilson 2005; Martin et al 2006). In our system, the temperature of sub-seafloor porewaters differs from the temperature of overlying seawater owing to seasonal variations in surface temperature. We can thus use heat in two ways: (1) to measure the depth of rapid flushing events and (2) to estimate rates of long-term regional flow.


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