Contents

Datasets

• Population Density

WorldPop :: Population Density

• Air quality

Aerosol Optical Thickness (1 month - Terra/MODIS) | NASA

• Terrain elevation

SRTM Data

Visualising the datasets

Raster data is different from vectors in the fact that the data encoded in the form of colours values in pixels and the resolution depends on the actual area of land that one pixel on the map represents.

Mapping population density