Accumulation and temperature changes in princess Elizabeth Land, Antarctica in the past 250 years

摘要

A 50 m firn core drilled n Princess Elizabeth Land, Antarctica, during the 1996/1997 Chinese First Antarctic Inland Expedition, has been measured for δ~18 O and major ions. Based on these data, the features of the Climate change in the investigated region in the past 250 years have first been studied. In the past 250 years, the change Trend of climate in this region con be divided into two periods by the year 1860.