10707件中 4061~4070件 (日付順)
Tonle Sap Lake is the largest flood-pulsed freshwater lake in Southeast Asia, supporting the livelihoods of millions of people living on and around the lake. However, recent changes in the lake water environment due to deterioration of water quality and decline in biological resources have caused various problems to local people living in floating...
Journal of Engineering and Technological Sciences所収
Because of the burgeoning urban population, there is huge pressure on both natural resources and basic urban infrastructure, especially sewerage systems, with Indonesia as no exception. It is estimated that about 95% of human waste in Indonesia ends up untreated or partially treated in septic tanks before being discharged in the natural environment...
Sustainability Science所収
This study develops a projection model of future population distribution on the basis of Japan’s current depopulation trend and applies this model to scenario analyses that assume population compactification and dispersion. The model enables a description of population migration at two levels. First, municipal populations are projected using the...
「合法伐採木材等の流通及び利用の促進に関する法律(通称「クリーンウッド法」」は、2016年5月20日に公布され、2017年5月20日に施行された。またその実施のため、施行規則、判断基準省令、様々な文章が主務省(農林水産省、経済産業省及び国土交通省)によって定められている。しかし様々な規定がこれらの文章の中で相互に引用されつつ書かれているため、全体を通じて理解することが難しい。このため、様々なクリーンウッド法関連文章をまとめて事項ごとに再整理し、理解の促進を試みた。
Geomorphology所収
Debris cover on glacier surfaces hampers the accurate detection of debris-covered ice using traditional techniques based on image band ratios. Therefore, this study tests a new automatic classification scheme for hierarchical mapping of glacier surfaces based on machine learning classifiers including k-nearest neighbors (KNN), support vector...
Sustainability Science所収
In Japan, abandonment of forest management and underuse of forest resources are substantial challenges to environmental protection and sustainable wood production, while in many other countries, leaving a forest untouched may be perceived as positive for conserving the forest. This study thus analyses the scientifc knowledge landscape on the causes...
Global Sustainability所収
For agriculture and land management to improve natural capital over whole landscapes, social cooperation has long been required. The political economy of the later twentieth and early twenty-first centuries prioritized unfettered individual action over the collective, and many rural institutions were harmed or destroyed. Since then, a wide range of...
環境新聞所収
環境新聞にて連載中の「シャオリュウの中国環境ウオッチ」では、地球環境戦略研究機関(IGES)北京事務所長の小柳秀明が、中国の環境の現状と対策を毎月現場から報告しています。
内側から見た中国最新環境事情 第61回/August 2020 Global Net Series 所収
地球・人間環境フォーラムの月刊環境情報誌、「グローバルネット」に地球環境戦略研究機関(IGES)北京事務所所長の小柳秀明が、中国の最新環境事情を現地滞在レポートとして偶数月で連載しています。
