DESS China Terrace Map v1

Tsinghua/DESS/ChinaTerraceMap/v1
Dataset Availability
2018-01-01T00:00:00Z - 2019-01-01T00:00:00
Dataset Provider
Earth Engine Snippet
ee.Image("Tsinghua/DESS/ChinaTerraceMap/v1")
Tags
agriculture china dess landcover landuse terrace tsinghua

Description

This dataset is a China terrace map at 30 m resolution in 2018. It was developed through supervised pixel-based classification using multisource and multi-temporal data based on the Google Earth Engine platform. The overall accuracy and kappa coefficient achieved 94% and 0.72, respectively. This first 30 m China terrace map can be used for studies on soil erosion, food security, biogeochemical cycle, biodiversity, and ecosystem service assessments.

Bands

Bands

Name Pixel Size Description
terrace 30 meters

1 when a terrace is present, 0 when it is not.

terrace Class Table

Value Color Description
0 ffffff No terraces
1 a3ff74 Terraces present

Terms of Use

Terms of Use

This work is licensed under a Creative Commons Attribution 4.0 International License.

Citations

Citations:
  • Cao, B., Yu, L., Naipal, V., Ciais, P., Li, W., Zhao, Y., Wei, W., Chen, D., Liu, Z., and Gong, P.: A 30 m terrace mapping in China using Landsat 8 imagery and digital elevation model based on the Google Earth Engine, Earth Syst. Sci. Data, 13, 2437–2456, doi:10.5194/essd-13-2437-2021, 2021.

DOIs

Explore in Earth Engine

var image = ee.Image('Tsinghua/DESS/ChinaTerraceMap/v1');

var image = image.updateMask(image);
Map.addLayer(
    image, {min:0, max:1, palette: ['a3ff74']}, 'Terraces');

Map.setCenter(106.6, 30.4, 10);
Map.setOptions("SATELLITE");