著者

宮本 真二 安藤 和雄 アバニィ・クマール・バガバティ

出版者

京都大学ヒマラヤ研究会・総合地球環境学研究所「高所プロジェクト」

雑誌

ヒマラヤ学誌 : Himalayan Study Monographs (ISSN:09148620)

巻号頁・発行日

vol.10, pp.64-72, 2009-05-01

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Dated charcoal and humus materials in soil, both of which are evidence of forest fire, vegetation changes indicate occurrence of past deforestation and land development (paddy field) in Eastern Himalaya. Around the Ziro, Arunachal Pradesh, North Eastern India, human impact such as population growth and cultural changes may have accelerated an environmental and agricultural changes after ca. 2 ka BP. Relatively intense deforestation and land formation process occurring since the ca. 1 ka BP was due to the human impact.