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Environmental problems - Chemical approaches
RESEARCH FRONT

Do I believe in CLAW?

Barry Huebert
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Department of Oceanography, University of Hawaii, Hawaii, USA. Email: huebert@hawaii.edu




Professor Huebert studied chemistry (B.A. Occidental 1967) and physical chemistry (Ph.D. Northwestern 1970) during the Vietnam war and the first Earth Day. His preference for the latter got him into airborne research on HNO3 and aerosols, while long physical chemistry laboratory reports made him forever concerned about measurement errors and uncertainties (especially those as a result of aerosol inlets). His present work centers on quantifying the factors that control gas exchange using dimethylsulfide eddy flux measurements under many conditions. He has a fondness for Lagrangian experiments, marine gas exchange, disturbing the status quo, and chocolate. His grandchildren are cuter than yours.

Environmental Chemistry 4(6) 375-376 https://doi.org/10.1071/EN07054
Submitted: 16 August 2007  Accepted: 25 October 2007   Published: 6 December 2007

Environmental context. In 1987 Charlson, Lovelock, Andreae and Warren revolutionised the way we think about the Earth when they argued that marine algae, atmospheric particulate matter and clouds might be linked in such a way that they could work like a planetary thermostat. This stimulated scientists to work with colleagues outside their traditional disciplines to understand the Earth system. Twenty years later we still can’t say whether the CLAW idea is 100% correct, but we have begun to appreciate that the many parts of the Earth are linked into a living whole that cannot be understood by any branch of science working in isolation.


References


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[2]   G. E. Shaw , Bio-controlled thermostasis involving the sulfur cycle. Clim. Change 1983 , 5,  297.
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[3]   J. A. Curry , J. L. Schram , E. E. Ebert , Sea ice-albedo climate feedback mechanism. J. Clim. 1995 , 8,  240.
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[4]   R. Cropp , J. Norbury , R. Braddock , Dimethylsulfide, clouds, and phytoplankton: Insights from a simple plankton ecosystem feedback model. Global Biogeochem. Cy. 2007 , 21,  GB2024.
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[5]   L. Bopp , O. Boucher , O. Aumont , S. Belviso , J.-L. Dufresne , M. Pham , P. Monfray , Will marine dimethyl sulfide emissions amplify or alleviate global warming? A model study. Can. J. Fish. Aquat. Sci. 2004 , 61,  826.
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