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PolyU Library

Land Surveying & Geo-Informatics

Your starting point for research and study in the area of land surveying & geo-informatics

Find Data & Statistics


Below gives a snapshot of the forecast of AR and VR market size worldwide in the next 5 years. Simply search for "VR" at the search box and you will find a list of available statistics, analysis, infographics, or reports related to VR.


Below gives a snapshot of the comparison of electricity consumption in Beijing, Tianjin and Hebei over the past 25 years.


Below is a snapshot of the air quality health index dataset you can find from the portal.


Below gives a snapshot of the results found from Google Dataset Search with the keyword "GNSS" (Global Navigation Satellite Systems).