Government and Municipalities of Québec

The temporary sample plot is a circular sample unit that covers an area of 400 m2. For each tree, we observe and measure the species, diameter, sunlight, and floor in relation to other trees, as well as defoliation and quality for the stems of deciduous trees and certain pines. In addition, the...

Map illustrating the differences in relative surface temperatures for all small urban areas in Quebec. The relative temperature difference is the temperature difference in the city compared to a nearby wooded area. With a 9-level scale for classifying relative differences in temperature, this map...

The link: Access the data directory is available in the sectionDataset Description Sheets; Additional Information. Surface deposit is the layer of loose material that covers rock. The deposit may have been established during the retreat of the glacier at the end of the last glaciation or by other...

This data set represents the interventions determined by the City of Montreal's Intervention Plan for the period 2016-2021. This planning includes both the infrastructure deficit and the maintenance needs during the period in question. The Intervention Plan is the result of a macroscopic analysis...

The data presented on this page concern the 2020-2022 mapping of temperature differences, the classification maps of these temperature differences (i.e. urban heat and freshness islands) and the map of the urban heat island intensity index. These different maps are detailed below: - The mapping...

The link: Access the data directory is available in the sectionDataset Description Sheets; Additional Information. The mapping of vegetation in Northern Quebec is a component of an extensive inventory carried out to meet knowledge acquisition needs as part of the economic, social and...

The data presented on this page concern the 2013-2014 mapping of temperature differences, the classification maps of these temperature differences (i.e. urban heat and freshness islands) and the map of the urban heat island intensity index. These different maps are detailed below: - The mapping...

Topographic mapping of northern indigenous villages is available for 23 villages. It was produced by photogrammetric method, from aerial photographs taken between 2009 and 2011. The accuracy of this mapping is of the order of ±40 centimeters in planimetry. In hypsometry, it is ±50 centimeters for...

Permafrost is any soil or rock whose temperature has remained below 0°C for years. In the extreme north of Quebec, it is omnipresent and very thick. At its boreal margin, further south, it appears in the landscape in the form of isolated thin plates, whose thickness is generally less than 10 m....

The portrait of forest cover in Quebec is an assembly made from the up-to-date ecoforest map of the inventory of southern Quebec and vegetation maps from the northern ecoforest inventory and Northern Quebec. Administrative divisions, forest boundaries and territories where forest management...