Datasets

Aerial orthoimages of the Helsinki metropolitan area from 2015 to 2023. The latest orthoimages of the Helsinki metropolitan area were acquired in June 2023. The ground sampling distance (GSD) is 5 cm/pixel. The...

Data contains information on the treatment methods of waste generated in the Helsinki metropolitan area by sector (industry, civil engineering, electricity, gas and heat supply, housing construction, private services,...

Data contains information on the waste generated in the Helsinki metropolitan area by sector (industry, civil engineering, electricity, gas and heat supply, housing construction, private services, public services) in...

In the dataset, the land area is classified into impermeable surfaces such as streets and buildings, vegetation of different heights, open rock, and bare ground. It is used for example in stormwater management,...