Warming 5 times global average. Since 1945, the Antarctic Peninsula has experienced a warming of about 4.5oF (2.5oC). The annual melt season has increased by 2 to 3 weeks in just the past 20 years.
Reference: NSIDC. 1998. National Snow and Ice Data Center; Watson, R., M. Zinyowera, and R. Moss, eds. 1998. The Regional Impacts of Climate Change: An Assessment of Vulnerability, Cambridge University Press, Cambridge, UK.
