Volker Rachold
Alfred Wegener Institute for Polar and Marine Research, Potsdam Research Unit
Telegrafenberg A43, 14473 Potsdam, Germany
Phone: +49 331 2882174, Fax: +49 331 2882137
vrachold at awi-potsdam.de

Wayne Pollard
McGill University, Department of Geography
805 Sherbrooke St. W., Montreal, QC H3A 2K6, Canada
Phone: +1 514 398 4454, Fax: +1 514 398 7437
pollard at geog.mcgill.ca