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Science 20 April 1979:
Vol. 204. no. 4390, pp. 301 - 303
DOI: 10.1126/science.204.4390.301
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Articles

Dynamic Chemical Equilibrium in a Polar Desert Pond: A Sensitive Index of Meteorological Cycles

H. J. H. HARRIS 1, K. CARTWRIGHT 1, and T. TORII 2

1 Illinois State Geological Survey, Urbana 61801
2 Japan Polar Research Association, Tokyo, Japan

The dramatic variation in the composition of a brine pond in Antarctica is a seasonal phenomenon. The phase relations of salts in solution are such that hydrologic conditions and temperature determine composition during the austral summer. Temperature is the primary determinant of composition during the winter.

Submitted on January 24, 1979

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Science. ISSN 0036-8075 (print), 1095-9203 (online)