Terrestrial Heat Flow through Salt-Marsh Peat

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Science  28 May 1965:
Vol. 148, Issue 3674, pp. 1219-1220
DOI: 10.1126/science.148.3674.1219


Two measurements of the temperature gradient in salt-marsh peat made at an interval of ½ year permit the upward flow of heat to be estimated as 1.37 x 10-6 cal cm-2 sec-1. This value corresponds closely to the average terrestrial heat flow, obtained in mines and wells.