#HRDEM

💧🌏 Greg CocksGregCocks@techhub.social
2025-10-23

More [Canadian] High-Resolution Lidar [HRDEM] And Elevation Data Now Available
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natural-resources.canada.ca/sc <-- shared technical press release
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“... In this first article, highlights include:
• HRDEM & HRDEM Mosaic - over 709,000 km² of new LiDAR-derived elevation data added since May 2024, increasing coverage by 54%. This product now covers 244 of Canada’s 250 largest cities, and over 95% of the population.
• Northern HRDEM data - fully updated using ArcticDEM v4.1, improving quality for the entire Canadian Arctic.
• Automatically Extracted Buildings - Added 61 new projects and over 2.58 million building footprints, bringing the total to over 13.6 million.
• LiDAR Point Clouds - Expanded by over 200,000 km2, now totalling close to 364,000 km²…”
#GIS #spatial #mapping #Canada #HRDEM #mosaic #LiDAR #elevation #NationalElevationDataStrategy #pointcloud #ArcticDEM #building #footprints #geographic #coverage #progress #opendata #Canadian #arctic #remotesensing #earthobservation #NaturalResourcesCanada

💧🌏 Greg CocksGregCocks@techhub.social
2023-07-14

GEO.CA - The Definitive Source For Canada’s Open Geospatial Information 🇨🇦
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geo.ca/home/ <-- home page and data portal
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“[NRCAN has] worked with all levels of [Canadian] government to bring you a digital platform where Canadians can discover, access, analyze and map Canada’s vast geospatial data resources. 🌎🗺️
If you’re interested in urban planning, policy development or tracking outbreaks and monitoring climate change, [their] new site can help you access the data you need to make evidence-based, educated decision-making…”
#GIS #spatial #mapping #Canada #spatialdata #spatialanalysis #Canadian #opendata #dataportal #datadownload #gischat #provinces #dataresources #urbanplanning #naturalresources #policymaking #publichealth #climatechange #water #hydrology #DEM #elevation #HRDEM #LiDAR #maps #visualisation #spatiotemporal #historicdata #NRCAN

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