Two Decades Ammonium Records from Ice Core in Qiangyong Glacier in the Northern Himalayas

Ran Tian, Student, Institue of International rivers and Eco-security, Yunnan University, Kunming, China and Lide Tian, Yunnan Key Laboratory of International Rivers and Transboundary Eco–security, Kunming, China; Institute of International Rivers and Eco-security, Yunnan University, Kunming, China