コロンビア大学国際地球科学情報ネットワーク センター(CIESIN)。2018 年。Gridded Population of the World, Version 4(GPWv4): Water Area, Revision 11。Palisades, NY: NASA Socioeconomic Data and Applications Center(SEDAC)。https://doi.org/10.7927/H4Z60M4Z。Accessed DAY MONTH YEAR.
このデータセットには、各ピクセル内の水域(永久氷と水)の推定値が含まれており、GPW v4.11 の人口密度データセットの計算に使用されました。一般的なドキュメント Gridded Population of World Version 4(GPWv4)、Revision 11 は、2000 年、2005 年、... の世界人口の分布をモデル化しています。
[[["わかりやすい","easyToUnderstand","thumb-up"],["問題の解決に役立った","solvedMyProblem","thumb-up"],["その他","otherUp","thumb-up"]],[["必要な情報がない","missingTheInformationINeed","thumb-down"],["複雑すぎる / 手順が多すぎる","tooComplicatedTooManySteps","thumb-down"],["最新ではない","outOfDate","thumb-down"],["翻訳に関する問題","translationIssue","thumb-down"],["サンプル / コードに問題がある","samplesCodeIssue","thumb-down"],["その他","otherDown","thumb-down"]],[],[[["\u003cp\u003eThe GPWv411: Water Area dataset provides estimates of permanent ice and water area within each pixel at a 30 arc-second resolution (approximately 1km).\u003c/p\u003e\n"],["\u003cp\u003eThis dataset covers the period from 2000 to 2020 and was used to calculate population density for the Gridded Population of the World Version 4 (GPWv4) dataset.\u003c/p\u003e\n"],["\u003cp\u003eWater area is modeled using proportional allocation from census and administrative units and is available through the NASA Socioeconomic Data and Applications Center (SEDAC).\u003c/p\u003e\n"],["\u003cp\u003eThe dataset is freely accessible under the CC-BY-4.0 license and can be explored using Google Earth Engine.\u003c/p\u003e\n"],["\u003cp\u003eData is provided by NASA SEDAC at the Center for International Earth Science Information Network.\u003c/p\u003e\n"]]],[],null,[]]