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Fine-grained, spatiotemporal datasets measuring 200 years of land development in the United States

机译:细粒度,时空数据集在美国占地200年的土地开发

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The collection, processing, and analysis of remote sensing data since the early 1970s has rapidly improved our understanding of change on the Earth’s surface. While satellite-based Earth observation has proven to be of vast scientific value, these data are typically confined to recent decades of observation and often lack important thematic detail. Here, we advance in this arena by constructing new spatially explicit settlement data for the United States that extend back to the early 19th century and are consistently enumerated at fine spatial and temporal granularity (i.e. 250 m spatial and 5-year temporal resolution). We create these time series using a large, novel building-stock database to extract and map retrospective, fine-grained spatial distributions of built-up properties in the conterminous United States from 1810 to 2015. From our data extraction, we analyse and publish a series of gridded geospatial datasets that enable novel retrospective historical analysis of the built environment at an unprecedented spatial and temporal resolution. The datasets are part of the Historical Settlement Data Compilation for the United States (https://dataverse.harvard.edu/dataverse/hisdacus, last access: 25 January 2021) and are available at https://doi.org/10.7910/DVN/YSWMDR (Uhl and Leyk, 2020a), https://doi.org/10.7910/DVN/SJ213V (Uhl and Leyk, 2020b), and https://doi.org/10.7910/DVN/J6CYUJ (Uhl and Leyk, 2020c).
机译:自20世纪70年代初以来遥感数据的收集,处理和分析迅速提高了对地球表面变化的理解。虽然基于卫星的地球观测结果已经证明具有巨大的科学价值,但这些数据通常仅限于近几十年的观察,并且往往缺乏重要的专题细节。在这里,我们通过为美国延伸到19世纪初的新的空间明确的解决数据来推进竞技场,并且在精细的空间和时间粒度(即250米的空间和5年的时间分辨率)中始终如一地列举。我们使用大型新建筑物股票数据库创建这些时间序列,从1810年到2015年从1810年到2015年提取和映射追溯,细粒度的内置特性的空间分布。从我们的数据提取,我们分析和发布A.系列网格地理空间数据集,可在前所未有的空间和时间分辨率下启用对建筑环境的新型回顾性历史分析。数据集是美国历史结算数据编译的一部分(https://dataverse.harvard.edu/dataverse/hisdacus,上次访问:25月2021年),可在https://doi.org/10.7910/ DVN / YSWMDR(UHL和LEYK,2020A),HTTPS://DO.ORG/10.7910/DVN/SJ213V(UHL和LEYK,2020B)和HTTPS://DO.ORG/10.7910/DVN/J6CYUJ(UHL和LEYK ,2020c)。

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