Useful Datasets

Shape of Hong Kong generated from GADM

The below datasets or documentation are open to all. Hope it will benefit your research.


Ammonia (NH3)

Nitrogen Dioxide (NO2)

Fine Particulate Matter (PM2.5)



  • Harmonized World Soil Database v1.2 [Fischer et al. 2008]
    • Land mask, terrain elevation, slope  (30"-by-30" & 5'-by-5')
    • Land use and land cover: rain-fed cultivated land, irrigated land, forest land, grass/scrub/woodland, built-up land (residential/infrastructure), barren/very sparsely vegetated land, or water bodies  (5'-by-5')
    • Soil qualities for crop production: nutrient availability, nutrient retention capacity, rooting conditions, oxygen availability for roots, excess salts, toxicity, and workability (5'-by-5')


Ka Ming FUNG
Ka Ming FUNG
Postdoctoral Associate

Earth System Scientist studying food security, air pollution, and environmental health under climate change