Datasets Activity Stream Submit Last Created Popular Relevance Name Ascending Name Descending Last Modified Go 22 datasets found City of Helsinki riverbeds, streams and ditches The dataset includes the water channels of Helsinki, i.e. rivers, streams, ditches, riverbeds and the pipelined sections of the biggest channels. The structure of the data... WMS WFS Bare land identified by artificial intelligence in Helsinki Metropolitan Area Land cover mapping of bare land in Helsinki Metropolitan Area using AI. The pixel values represent the probability that the pixel is bare land, and they range between 0 and 254.... WFS WMS SHP Impervious surfaces identified by artificial intelligence in Helsinki Metropolitan Area Land cover mapping of impervious surfaces in Helsinki Metropolitan Area using AI. The pixel values represent the probability that the pixel is impervious, and they range between... WFS WMS SHP Helsinki Open Space Plan (VISTRA) The prospective green and recreational network VISTRA includes the constituent parts of the Helsinki green and recreational network. These include the green fingers, the... WMS WFS Carbon sink mapping of Helsinki metropolitan area Carbon Sink Mapping of Helsinki Metropolitan Area. The data contains a report (in Finnish) and a GIS dataset. The GIS dataset shows the carbon storage in both soil and... WMS WFS Real time air quality at HSY monitoring sites Map level shows real-time air quality as an index of air quality in the permanent and mobile measurement stations of the Helsinki Region Environmental Services (HSY). The... WMS WFS Hillshading of the City of Helsinki The Helsinki hillshading image, or shaded relief image, is a raster data that visualises elevation variations in the terrain. The dataset was produced from the 2017 “ground... WMS Helsinki landscape culture The landscape culture map shows the most important cultural sites, parks, gardens and landscapes in Helsinki. The starting point was the cultural environment studies carried out... WMS WFS Orthophotos of the Helsinki metropolitan area 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... WMTS WMS Amount of solar radiant energy on the roofs in the Helsinki Metropolitan Area Map data that shows the amount of solar radiant energy calculated on the roofs of buildings in the Helsinki metropolitan area. The solar radiant energy has been modelled on... WMS Area where the annual limit value for nitrogen dioxide has been exceeded in the Helsinki metropolitan area The dataset shows the areas where the annual limit value for nitrogen dioxide (40 µg/m3) has exceeded or has been in danger of exceeding. In 2022 it was estimated that the... WFS WMS SHP Traffic noise zones in Helsinki The City of Helsinki's noise report, which complies with the EU's Environmental Noise Directive (END), examines the environmental noise caused by road and rail traffic in the... WMS WFS Base map of the City of Helsinki The base map of Helsinki is a large-scale (1:500) map maintained by the Urban Environment Division’s City Survey Services and used as a basis for city planning and civil... PNG WMS Helsinki's nature information system With the Nature Information System, you can get to know the diverse nature of Helsinki. The most important natural resources of the system are nature conservation sites,... WMS WFS Air quality monitoring sites and annual nitrogen dioxide (NO2) averages in the Helsinki metropolitan area Monitoring site data includes permanent monitoring sites, mobile monitoring sites and passive samplers, as well as the annual average concentrations (μg/m3) of nitrogen dioxide... WFS WMS XLSX SHP TAB Green roofs in the Helsinki metropolitan area The data includes current built green roofs, spontaneously created green roofs, and potential green roofs in the Helsinki metropolitan area. The material was produced by first... WFS WMS SHP Heat loss from buildings in Helsinki The material describes the heat loss from the roofs of Helsinki. Thermal radiation detected on the roofs of buildings is presented in 30 cm pixels. The roofs of Helsinki were... WMS Night-time lighting of the Helsinki metropolitan area in satellite imagery Upward direct or reflected lighting (nW/cm2/sr) at night in the Helsinki metropolitan area. The images were taken in May 2014. The data was completed in the Decumanus project... WMS WFS SHP Helsinki region land cover dataset 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... WFS WMS Photovoltaic potential in the Helsinki metropolitan area The data contains the photovoltaic production potential calculated per building, provided that the entire area suitable for solar panels is covered with solar panels. When... WFS WMS SHP 1 2 »