Acknowledgements

We thank Ann Gargett and Gustavo Buscaglia for their comments on the manuscript and Eric D'Asaro for comments on mixing processes. This work was supported in part by International Foundation for Science (grant H/2325-2), Inter American Institute for Global Change Research (CRN-016), U.S. National Science Foundation (OPP-9615342, OCE-9812036, DEB-9973938), Consejo Nacional de Investigaciones Cientificas y Técnicas (CONICET PIP 0457/98), Fundación Antorchas (No. 13887—83 and No. 13955-3), and Agencia Nacional de Promoción Científica y Tecnológica (PROALAR, No. 104).

0 0

Post a comment