BGR Volume 02

Bulletin of Glaciological Research Publication No.2(March, 1984)

Glacial Studies in Langtang Valley
Report of the Glacier Boring Project 1981-82 in the Nepal Himalaya
(March 1984, Edited by Keiji HIGUCHI)

Content

Outline of the Glaciological Expedition of Nepal: Boring Project 1981 and 1982
                   K. Higuchi..................................................1

First Results from Himalayan Glacier Boring Project in 1981-1982 Part I. 
Stratigraphic Analyses of Full-Depth Cores from Yala Glacier, Langtang Himal, 
Nepal
                   O. Watanabe, S. Takenaka, H. Iida, K. Kamiyama,
                   Thapa K. B. and D. D. Mulmi................................7

First Results from Himalayan Glacier Boring Project in 1981-1982 Part II. 
Studies on Internal Structure and Transformation Process from Snow to Ice of 
Yala Glacier, Langtang Himal, Nepal
                   H. Iida, O. watanabe and M. Takikawa......................25

Characteristics of Yala Glacier on the viewpoint of Tritium Content
                   K. Kamiyama and K. Kitaoka................................35

Glaciological Studies on Yala Glacier in Langtang Himal
                   Y. Ageta, H. Iida and O. Watanabe.........................41

Heat Balance Study on Yala Glacier in Langtang Himal, Nepal
                   H. Takahara, K. Higuchi and D. D. Mulmi...................49

Role of Glacier Meltwater in Discharge from the Glaciated Watersheds of 
Langtang Valley, Nepal himalaya
                   T. Yamada, H. Motoyama and K. B. Thapa.....................61

Annual Moraine Ridges and Recent Fluctuation of Yala (Dakpatsen) Glacier, 
Langtang Himal
                   Y. Ono....................................................73

Lakes and Their Sediments around Yala Glacier
                   K. Kamiyama...............................................85

Living Micro-Plants in the Dirt Layer Dust of Yala Glacier, Nepal Himalaya
                   S. Kohshima...............................................91

Ground Photogrammetry of Yala Glacier, Langtang Himal, Nepal Himalaya
                   K. Yokoyama...............................................99

Boring Operation at 5,400 m a.s.l. in Yala Glacier, Langtang Himal, Nepal: 
A Technical Report:
                   S. Takenaka, T. Kurokawa, O. Watanabe 
                   (1981 project boring team) and M. Yoshida, H. Iida,
                   O. Watanabe (1982 project boring team)...................107

Climate of Langtang Valley
                   Y. Ageta, T. Yamada and K. B. Thapa......................113

Glacier Distribution in the Langtang River Region, Nepal
                   H. Iida, O. Watanabe, D. D. Mulmi and K. B. Thapa........117

Glacier Features and Their Variations in the Langtang Himal Region of Nepal
                   Z. Benxing, O. Watanabe and D. D. Mulmi..................121

Appendices

1. Meteorological Data on Yala Glacier in Langtang Himal...........................129

2. Hydrological Data in Langtang Valley, Aug. 27-Oct. 26, 1982.....................130

3. Meteorological Data in Khumbu and Shorong Himal, East Nepal (revised tables)  ..132  

                                                       
Description of Separate Sheets.....................................................136

4. Yala (Dakpatsen) Glacier

5. Geomorphological Map of Proglacial Area of Yala (Dakpatsen) Glacier, 
   Langtang Himal

6. Topographic Names in Langtang Valley