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2000 年格陵兰拼接图 - 格陵兰冰层绘图项目 (GIMP)
此数据集提供了一幅完整的格陵兰冰盖图像拼接图,分辨率为 15 米,基于 1999 年至 2002 年间的 Landsat 7 ETM+ 和 RADARSAT-1 SAR 图像。这些方法包括图像云遮罩、平移锐化、图像采样和调整大小等组合… arctic gimp greenland imagery nasa polar -
格陵兰 DEM - 格陵兰地图绘制项目 (GIMP)
此数字地表模型 (DEM) 是通过将 ASTER 和 SPOT-5 DEM 用于冰架边缘和边界(即平衡线海拔以下)的部分(大约 82.5°N 以南)与冰架内部和极北地区(Scambos 和 … arctic elevation-topography gimp greenland nasa polar -
格陵兰冰层和海洋遮罩 - 格陵兰制图项目 (GIMP)
此数据集提供了格陵兰冰架的完整陆地冰和海洋分类掩码(分辨率为 15 米)。冰盖图是使用 USGS 分发的 Landsat 7 增强型主题映射仪 Plus (ETM+) 的正射校正全色 (8 波段) 图像和… arctic cryosphere gimp greenland ice nasa -
MEaSUREs Greenland Ice Velocity:基于光学图像的选定冰川地点速度图(版本 2)
此数据集是 NASA 的“Making Earth System Data Records for Use in Research Environments”(MEaSUREs)计划的一部分,包含所选冰川出水口地区的月平均速度图。这些地图是通过跟踪 Landsat 获取的光学图像对之间的可见地表特征生成的。 arctic cryosphere gimp greenland ice nasa
Datasets tagged greenland in Earth Engine
[null,null,[],[[["\u003cp\u003eThis collection of datasets from the Greenland Ice Mapping Project (GIMP) provides comprehensive coverage of the Greenland ice sheet, including land ice and ocean masks, image mosaics, and a digital elevation model (DEM).\u003c/p\u003e\n"],["\u003cp\u003eThe datasets are derived from various sources like Landsat 7 ETM+, RADARSAT-1 SAR, ASTER, SPOT-5, and AVHRR, offering a multi-sensor perspective of the Greenland ice sheet.\u003c/p\u003e\n"],["\u003cp\u003eThe ice velocity dataset, part of the NASA MEaSUREs program, provides monthly velocity maps for selected glacier outlet areas by tracking features in Landsat image pairs.\u003c/p\u003e\n"],["\u003cp\u003eThese datasets are valuable for researchers studying ice sheet dynamics, glacier behavior, and the overall impact of climate change on the Greenland ice sheet.\u003c/p\u003e\n"]]],[],null,["# Datasets tagged greenland in Earth Engine\n\n-\n\n |-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n | [### 2000 Greenland Mosaic - Greenland Ice Mapping Project (GIMP)](/earth-engine/datasets/catalog/OSU_GIMP_2000_IMAGERY_MOSAIC) |\n | This dataset provides a complete 15 m resolution image mosaic of the Greenland ice sheet derived from Landsat 7 ETM+ and RADARSAT-1 SAR imagery from the years 1999 to 2002. The methods include a combination of image cloud masking, pan sharpening, image sampling and resizing, ... |\n | [arctic](/earth-engine/datasets/tags/arctic) [gimp](/earth-engine/datasets/tags/gimp) [greenland](/earth-engine/datasets/tags/greenland) [imagery](/earth-engine/datasets/tags/imagery) [nasa](/earth-engine/datasets/tags/nasa) [polar](/earth-engine/datasets/tags/polar) |\n\n-\n\n |-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n | [### Greenland DEM - Greenland Mapping Project (GIMP)](/earth-engine/datasets/catalog/OSU_GIMP_DEM) |\n | This Digital Elevation Model (DEM) is constructed from a combination of ASTER and SPOT-5 DEM's for the ice sheet periphery and margin (i.e. below the equilbrium line elevation) south of approximately 82.5°N and AVHRR photoclinometry in the ice sheet interior and far north (Scambos and ... |\n | [arctic](/earth-engine/datasets/tags/arctic) [elevation-topography](/earth-engine/datasets/tags/elevation-topography) [gimp](/earth-engine/datasets/tags/gimp) [greenland](/earth-engine/datasets/tags/greenland) [nasa](/earth-engine/datasets/tags/nasa) [polar](/earth-engine/datasets/tags/polar) |\n\n-\n\n |------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n | [### Greenland Ice \\& Ocean Mask - Greenland Mapping Project (GIMP)](/earth-engine/datasets/catalog/OSU_GIMP_2000_ICE_OCEAN_MASK) |\n | This dataset provides complete land ice and ocean classification masks at 15 m for the Greenland ice sheet. Ice cover was mapped using a combination of orthorectified panchromatic (band 8) imagery from the Landsat 7 Enhanced Thematic Mapper Plus (ETM+), distributed by the USGS, and ... |\n | [arctic](/earth-engine/datasets/tags/arctic) [cryosphere](/earth-engine/datasets/tags/cryosphere) [gimp](/earth-engine/datasets/tags/gimp) [greenland](/earth-engine/datasets/tags/greenland) [ice](/earth-engine/datasets/tags/ice) [nasa](/earth-engine/datasets/tags/nasa) |\n\n-\n\n |------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n | [### MEaSUREs Greenland Ice Velocity: Selected Glacier Site Velocity Maps from Optical Images Version 2](/earth-engine/datasets/catalog/OSU_GIMP_ICE_VELOCITY_OPT) |\n | This dataset, part of the NASA Making Earth System Data Records for Use in Research Environments (MEaSUREs) program, consists of mean monthly velocity maps for selected glacier outlet areas. The maps are generated by tracking visible features between optical image pairs acquired by the Landsat ... |\n | [arctic](/earth-engine/datasets/tags/arctic) [cryosphere](/earth-engine/datasets/tags/cryosphere) [gimp](/earth-engine/datasets/tags/gimp) [greenland](/earth-engine/datasets/tags/greenland) [ice](/earth-engine/datasets/tags/ice) [nasa](/earth-engine/datasets/tags/nasa) |"]]