GHSL: 1975-2030全球建筑体积的分布情况，以每 100 米网格单元立方米为单位
GHSL: Global building volume 1975-2030 (P2023A)
简介
该栅格数据集描述了全球建筑体积的分布情况，以每 100 米网格单元立方米为单位。该数据集测量总建筑体积和分配给主要非住宅（NRES）用途网格单元的建筑体积。有关全球人类居住图层数据产品的更多信息，请参阅《全球人类居住图层数据包 2023》报告。全球人类居住图层（GHSL）项目由欧盟委员会、联合研究中心以及区域和城市政策总局支持。
摘要
Dataset Availability
1975-01-01T00:00:00 - 2030-12-31T00:00:00
Dataset Provider
EC JRC
Collection Snippet
ee.ImageCollection("JRC/GHSL/P2023A/GHS_BUILT_V")
Resolution
100 meters
Bands Table
| Name | Description | Units |
|---|---|---|
| built_volume_total | Total building volume per grid cell | m^3 |
| built_volume_nres | Non-residential building volume per grid cell | m^3 |
代码
var image_1975 = ee.Image('JRC/GHSL/P2023A/GHS_BUILT_V/1975');
var image_2020 = ee.Image('JRC/GHSL/P2023A/GHS_BUILT_V/2020');
var volume_total_1975 = image_1975.select('built_volume_total');
var volume_total_2020 = image_2020.select('built_volume_total');
var visParams = {
min: 0,
max: 80000,
palette: ['000004', '51127c', 'b73779', 'fc8961', 'fcfdbf'],
};
Map.setCenter(77.156, 28.6532, 10);
Map.addLayer(volume_total_1975, visParams, 'Total building volume [m3], 1975');
Map.addLayer(volume_total_2020, visParams, 'Total building volume [m3], 2020');引用
Dataset : Pesaresi, Martino; Politis, Panagiotis (2023): GHS-BUILT-S R2023A - GHS built-up surface grid, derived from Sentinel2 composite and Landsat, multitemporal (1975-2030). European Commission, Joint Research Centre (JRC). PID: http://data.europa.eu/89h/9f06f36f-4b11-47ec-abb0-4f8b7b1d72ea doi:10.2905/9F06F36F-4B11-47EC-ABB0-4F8B7B1D72EA
Methodology : Pesaresi, Martino, Marcello Schiavina, Panagiotis Politis, Sergio Freire, Katarzyna Krasnodebska, Johannes H. Uhl, Alessandra Carioli, et al. (2024). Advances on the Global Human Settlement Layer by Joint Assessment of Earth Observation and Population Survey Data. International Journal of Digital Earth 17(1). doi:10.1080/17538947.2024.2390454.
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