List of abbreviations

ADM Assistant Deputy Minister

AINA Arctic Institute of North America

asl above sea level

BP Before Present

CAVM Circumpolar Arctic Vegetation Map

CCGS Canadian Coast Guard Ship

DEW Line Distant Early Warning Line

DM Deputy Minister

DOT Department of Transport

GSC Geological Survey of Canada

IGU International Geographical Union

IGY International Geophysical Year

IPY International Polar Year

IHD International Hydrological Decade

LORAN Long Range Navigation

NORAD North American Air Defense

SAC Strategic Air Command

SWI Summer Warming Index

UBC University of British Columbia