2000 VOL.109 No.3

 表紙写真
Black Pool (West Thumb Basin)


Black PoolはYellowstone Lakeの湖畔に位置する美しい青色プールである.かつて水温が低かったために,クレーター全体にシアノバクテリアや藻類が生息していた.シアノバクテリアのオレンジ色と温水の透明な青色との混合によって,プールの色は黒色を呈していた.
1991年夏の活動で水温が上昇しシアノバクテリアは死滅した.その後も水温は高いままで,現在では透明な青色プールである.長径22m,短径12m,水深9m.
 
(荻原成騎)







  CONTENTS
Japanese
 特 集
Shigenori OGIHARA Thermal Feature Excursion Guide to Yellowstone National Park
335-345

 Review Article

Akio BITO The Framework of Land Use and Land Cover Change Programme (LUCC) and Related Projects
346-365
 Original Articles
Toshio TAKAGI, Makoto YANAGIDA, Osamu FUJIWARA and Akio OZAWA River Deepening and Aggradation Estimated from Relative Heights of River Terraces
366-382
Takaaki NIHEI Maintain Mechanism of Chrysanthemum Cultivation in Terms of Production-Distribution Basis: A Case Study of Tomobe Town, Ibaraki Prefecture
383-400
Yasuko TAKATORI The Multi-Functional System of Urban Agriculture in the Suburbs of Tokyo: A Case Study in the Nishi-Ooizumi Area of Nerima Ward, Tokyo
401-417
Hideto MITSUI Coalbed Methane Reserves in China
418-426
Yuji MURAYAMA Changing Spatial Structure of the Lille Metropolitan Area under EU Integration
427-444
Hiroshi MORIKAWA The Post-war Development of Human Geography in German-speaking Countries: With Special Reference to German Social Geography from Hans Bobek to Benno Werlen
445-468
 Book Reviews
469-473
 Summary of Earth Science Club Lecture
474-485
 Memory: Late Professor Hiroshi TAKAHASHI
486
 Report of the Geological Excursion to the Islannd of Hawaii in March 2000(Junji ITOIGAWA)
487-489
 Proceedings
490
 Announcement
491-494
 Pictorials
1
hermal Feature Excursion Guide to Yellowstone National Park (Shigenori OGIHARA)
2
Chrysanthemum Cultivation in Tomobe Town, Ibaraki Prefecture (Takaaki NIHEI)
3
Sea-bottom Topography and Geomagnetic Anomalies of the Southern Waters of Japan−An Example of Recent Sea-bottom Survey Results− (Shoichi OSHIMA)
4
Volcanic Eruption and Pleistocene Glaciation in Hawaii Island−The Society's First Overseas Field Trip− (Junji ITOIGAWA and Yukio HAYAKAWA)