Summer monsoon and dust signals recorded in the Dasuopu firn core, central Himalayas

• 作 者: Cameron P.Wake Paul A.Mayewski
• 机 构: ClimateChangeResearchCenter,InstitutefortheStudyofEarth,OceanandSpace（EOS）,UniversityofNewHampshire,
• 出 处: 中国科学通报：英文版
• 发表日期: 1999年21期
• 关键词: FIRN CORE records of summer monsoon and DUST SIGNALS CENTRAL Himalayas. flrn cor

In September 1997, a 15-m firn core was recovered from an elevation of 7 000 m a. s.l. from the Dasuopu Glacier in the central Himalayas. The analysis of δ18O values and major ion (Ca2+ , Mg2+ , NH4+ , SO2- and NO3-) concentrations shows that average annu