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北海道東部,知床半島における大規模地すべり・崩壊地形の特徴
https://kitami-it.repo.nii.ac.jp/records/6720
https://kitami-it.repo.nii.ac.jp/records/6720ad85bcc2-8cda-453a-9ca6-8c075fe77492
名前 / ファイル | ライセンス | アクション |
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Item type | 紀要論文 / Departmental Bulletin Paper(1) | |||||
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公開日 | 2007-04-09 | |||||
タイトル | ||||||
タイトル | 北海道東部,知床半島における大規模地すべり・崩壊地形の特徴 | |||||
言語 | ja | |||||
言語 | ||||||
言語 | jpn | |||||
資源タイプ | ||||||
資源 | http://purl.org/coar/resource_type/c_6501 | |||||
タイプ | departmental bulletin paper | |||||
その他のタイトル | ||||||
その他のタイトル | Characteristics of large-scale landslides in the Shiretoko Peninsula, Eastern Hokkaido, Japan. | |||||
言語 | en | |||||
著者 |
伊藤, 陽司
× 伊藤, 陽司 |
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著者別名 | ||||||
識別子Scheme | WEKO | |||||
識別子 | 33885 | |||||
姓名 | Yoji, ITO | |||||
言語 | en | |||||
抄録 | ||||||
内容記述タイプ | Abstract | |||||
内容記述 | The Shiretoko Peninsula in eastern Hokkaido is known for its abundance of landslides. In this region,a total of 606 landslides were identified in aerial photographs of which 97 were large-scale landslides (more than 500 m wide or 20 ha in area). The characteristics of large-scale landslides in the Shiretoko Peninsula are summarized as follows : 1)Large-scale landslides are mostly found along the margins of Pliocene to Quaternary subaerial andesitic lavas overlying Miocene volcaniclastic and clastic rocks. One of the geological factors for large-scale landslides is cap rock structures composed of subaerial lavas and underlying Miocene strata, which are susceptible to small-scale landsliding. 2)Most large-scale landslides are of rock-slump-type shape or debris-avalanche-type shape,the latter of which is characterized by a main scarp with large relative elevation, sliding mass under the scarp, and sliding/flowing debris of several hundreds meters in length. Moreover,also recognized were debris flows forming the waste-filled valleys of 400 to 500 meters wide and 3 to 4 kilometers long. 3) Moving and depositional areas in large-scale landslides were mostly enlarged by the repeated occurrence of landslides and flows of sliding mass, and the new sliding occured on the back-slope of the main scarp. 4)In order to understand the mechanism of large-scale sliding, the relationships of the Rausudake active faults and the destruction of the dome-like volcaro to the Onnebetsudake large-scale landslides should be further investigated in detail. | |||||
言語 | en | |||||
書誌情報 |
ja : 北見工業大学研究報告 巻 26, 号 1, p. 15-28, 発行日 1994-09 |
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フォーマット | ||||||
内容記述タイプ | Other | |||||
内容記述 | application/pdf | |||||
著者版フラグ | ||||||
言語 | en | |||||
値 | publisher | |||||
出版者 | ||||||
出版者 | 北見工業大学 | |||||
言語 | ja |