Environment and Climate Change Canada

Subjects

• Environment1,185
• Science276
• Society79
• Health13
• Government13
• Transport1
• Economy1

Datasets can carry more than one subject, so these may sum past the total.

Licences

• ca-ogl-lgo1,193

As published by the portal. Licence identifiers are not standardised between countries.

Formats

• HTML2,864
• CSV1,628
• PDF563
• WMS317
• NetCDF224
• ESRI REST184
• TXT163
• other130
• GRIB2109
• FGDB/GDB93
• XML87
• KMZ79
• WFS77
• ZIP75
• XLS71
• GeoTIF58
• GEOJSON49
• TIFF47
• WCS46

Counted across files, as declared by the catalogue.

Datasets (100 of 1,193)

The most recently updated are listed. This is a sample, not the full catalogue.

This catalogue publishes no address for its individual dataset records, so these titles are not links. Search for them on https://open.canada.ca/data/api/3/action.

• Projected Snow Depth change based on CMIP5 multi-model ensembles
  netcdf, html, pdf, wcs, wms · updated 2026-08-19
• Canadian Gridded Homogenized Surface Air Temperature (CanGridT V4)
  zip, html, docx · updated 2026-08-19
• Fish Contaminants Monitoring and Surveillance Data
  html, pdf, csv · updated 2026-08-19
• Data collected under the Fuels Information Regulations, No. 1
  html · updated 2026-08-19
• Canadian Gridded Climate Data
  html · updated 2026-08-18
• Canadian Gridded Temperature and Precipitation Anomalies (CANGRD)
  html, wms, wcs, pdf · updated 2026-08-18
• Canadian Gridded Homogenized Monthly Precipitation – Version 2 (CanGridP mlyV2)
  netcdf · updated 2026-08-18
• North American Breeding Bird Survey: Population trends and annual indices, data-version 2024
  xml, html · updated 2026-08-18
• Assessing bat community, activity, and roost use at Meanook National Wildlife Area through stationary acoustic monitoring and roost exit counts
  csv, html · updated 2026-08-18
• Chemicals Management Plan: Wildlife Monitoring and Surveillance Program
  html, csv · updated 2026-08-18
• Chemicals Management Plan: Wildlife Monitoring and Surveillance Program, aquatic
  csv, html · updated 2026-08-18
• Data collected under the Benzene in Gasoline Regulations
  html · updated 2026-08-17
• Data collected under the Sulphur in Diesel Regulations
  html · updated 2026-08-17
• Ecosystem Sites, Gaseous Nitrogen and Sulphur Species, Oil Sands Region
  html, xml · updated 2026-08-17
• Acid Rain Biomonitoring Program (Canadian Wildlife Service, Ontario Region)
  html · updated 2026-08-17
• High Value Habitats and High Value Biodiversity Areas - Biodiversity Atlas, Canadian Wildlife Service - Ontario Region
  wms, esri rest, html · updated 2026-08-14
• Special Studies of Atmospheric Gases, Particles and Precipitation Chemistry
  html, pdf · updated 2026-08-13
• Canada’s Greenhouse Gas Emissions Projections
  html · updated 2026-08-12
• Ground-based measurements of pollutant and meteorology - Pond inlet, Arctic
  csv, html · updated 2026-08-12
• National Long-term Water Quality Monitoring Data
  csv, html, wms, esri rest, txt · updated 2026-08-11
• Yukon River Basin Long-term Water Quality Monitoring Data
  csv, html, txt · updated 2026-08-11
• Winnipeg River Basin Long-term Water Quality Monitoring Data
  csv, html · updated 2026-08-11
• Saint Lawrence River Basin Long-term Water Quality Monitoring Data
  csv, html, txt · updated 2026-08-11
• Saint John River and St. Croix River Basin Long-term Water Quality Monitoring Data
  csv, txt, html · updated 2026-08-11
• Pacific Coastal Basin Long-term Water Quality Monitoring Data
  txt, csv, html · updated 2026-08-11
• Okanagan - Similkameen River Basin Long-term Water Quality Monitoring Data
  html, csv, txt · updated 2026-08-11
• Fraser River Long-term Water Quality Monitoring Data
  csv, html, txt · updated 2026-08-11
• Columbia River Basin Long-term Water Quality Monitoring Data
  csv, html, txt · updated 2026-08-11
• South Saskatchewan River Basin Long-term Water Quality Monitoring Data
  csv, html, txt · updated 2026-08-11
• Peace - Athabasca River Basin Long-term Water Quality Monitoring Data
  html, csv, xls, txt · updated 2026-08-11
• North Shore - Gaspé Basin Long-term Water Quality Monitoring Data
  csv, txt, html · updated 2026-08-11
• North Saskatchewan River Basin Long-term Water Quality Monitoring Data
  html, csv, txt · updated 2026-08-11
• Newfoundland and Labrador Long-term Water Quality Monitoring Data
  csv, html, txt · updated 2026-08-11
• Maritime Coastal Basin Long-term Water Quality Monitoring Data
  html, csv, txt · updated 2026-08-11
• Lower Saskatchewan - Nelson River Basin Long-term Water Quality Monitoring Data
  csv, html, txt · updated 2026-08-11
• Lower Mackenzie River Basin Long-term Water Quality Monitoring Data - Canada's North
  xls, html, csv, txt · updated 2026-08-11
• Keewatin - Southern Baffin Island Long-term Water Quality Monitoring Data - Canada's North
  csv, txt, html · updated 2026-08-11
• Churchill River Basin Long-term Water Quality Monitoring Data
  csv, txt, html · updated 2026-08-11
• Assiniboine - Red River Basin Long-term Water Quality Monitoring Data
  txt, csv, html · updated 2026-08-11
• Arctic Coast - Islands Basin Long-term Water Quality Monitoring Data - Canada's North
  csv, html, txt · updated 2026-08-11
• Canadian Homogenized Surface Air Temperature (CanHomT V4)
  html, zip, docx, csv · updated 2026-08-11
• Rainy River - Lake of the Woods Water Quality Monitoring Data
  html · updated 2026-08-11
• Nutrients in Great Lakes Priority Tributaries Data
  xml, html, txt · updated 2026-08-11
• Great Lakes Connecting Channels Monitoring and Surveillance Data
  html, txt · updated 2026-08-11
• Clean Fuel Regulations - Credit Market Reporting
  html · updated 2026-08-10
• Saskatchewan – Saskatchewan Public Safety Agency, Fire Weather Network
  html · updated 2026-08-06
• Saskatchewan – Saskatchewan Research Council, Climate Reference Station (CRS) Network
  html · updated 2026-08-06
• Yukon – Department of Community Services, Fire Weather Network
  html · updated 2026-08-06
• Northwest Territories – Department of Environment and Climate Change, Snow Survey Network
  html · updated 2026-08-06
• Northwest Territories – Department of Environment and Climate Change, Climate Monitoring Network
  html · updated 2026-08-06
• Canada's Air Pollutant Emissions Inventory
  html · updated 2026-08-06
• Extreme weather event attribution
  html · updated 2026-08-06
• Critical Habitat for Species at Risk National Dataset - Canada
  wms, esri rest, fgdb/gdb, xlsx · updated 2026-08-04
• Canadian Homogenized Wind Speed (CanHomW)
  txt, html, docx, zip · updated 2026-08-04
• Homogenized Surface Pressure (AHCCD)
  wfs, html, wms, pdf · updated 2026-08-04
• Homogenized Surface Wind Speed (AHCCD)
  wms, html, wfs · updated 2026-08-04
• Homogenized Surface Air Temperature (AHCCD)
  html · updated 2026-08-04
• Canadian Homogenized Surface Air Temperatures – Version 3.1 (CanHomT V3.1)
  zip, docx, html · updated 2026-08-04
• Adjusted and Homogenized Canadian Climate Data – Daily Temperature and Precipitation (AHCCD – daily T&P)
  html · updated 2026-08-04
• Canadian Homogenized Monthly Precipitation (CanHoPmly)
  txt · updated 2026-08-04
• Adjusted daily rainfall and snowfall dataset for Canada
  zip · updated 2026-08-04
• Canadian Homogenized Precipitation – Version 2 (CanHomP V2)
  zip, docx, html · updated 2026-08-04
• Adjusted and Homogenized Canadian Climate Data (AHCCD)
  wfs, wms, html · updated 2026-08-04
• Adjusted Precipitation (AHCCD)
  html, wfs, wms · updated 2026-08-04
• Chemical Management Plan Monitoring Program – Surface Water
  html · updated 2026-08-04
• Eastern Waterfowl Survey (EWS25)
  pdf, csv, html, zip, kmz · updated 2026-08-03
• Waterfowl Surveys in Canada
  html, xlsx · updated 2026-08-03
• Québec Boréale Waterfowl Survey 1985-1989
  html, pdf, csv, zip, kmz · updated 2026-07-31
• Labrador DND Waterfowl Survey 1994-2004
  kmz, csv, pdf, html, zip · updated 2026-07-31
• Atlantic Agricultural Waterfowl Survey 2008-2013
  csv, html, zip, kmz, pdf · updated 2026-07-31
• Québec BCR7 Scoter and Late Nester Survey 2014
  pdf, zip, html, kmz, csv · updated 2026-07-31
• Northern Canada Scoter Survey 2017-2019
  pdf, html, csv, zip, kmz · updated 2026-07-31
• Northern Ontario Waterfowl Survey 1980-2008
  html, zip, csv, pdf, kmz · updated 2026-07-31
• Québec Lowlands Survey
  pdf, zip, html, kmz, csv · updated 2026-07-31
• Prince Edward Island Waterfowl Survey 2016
  pdf, html, csv, kmz, zip · updated 2026-07-31
• Québec Nunavik Great Whale (Grande Baleine) Waterfowl Survey 1991
  pdf, csv, html, kmz, zip · updated 2026-07-31
• Evaluating carbon (δ13C) and nitrogen (δ15N) isotope discrimination in a captive model to better understand carry-over effects in oviparous species
  xml, html · updated 2026-07-30
• Trend of Total Precipitation for 1948-2012 based on Canadian gridded data
  html, pdf · updated 2026-07-28
• Trend of Mean Temperature for 1948-2016 based on Canadian gridded data
  html, pdf · updated 2026-07-28
• Canadian Gridded Temperature Anomalies
  html, pdf · updated 2026-07-28
• Canadian River Ice Database
  html, xml · updated 2026-07-23
• Modelled Concentration, Deposition Fluxes and Deposition Velocities Database, Global Environmental Multiscale – Modelling Air-Quality and Chemistry Model, Oil Sands Region
  html, xml · updated 2026-07-23
• Great Lakes Sediment Monitoring and Surveillance Data
  html, xml · updated 2026-07-22
• Canadian Gridded Homogenized Surface Air Temperatures – Version 3.1 (CanGridT V3.1)
  txt · updated 2026-07-22
• Significant New Activity Publications under the Canadian Environmental Protection Act, 1999
  pdf, html, xls · updated 2026-07-22
• Federal Sustainable Development Strategy 2022-2026 data
  csv · updated 2026-07-21
• Nearshore Nuisance Benthic Algae Data (2012- )
  html · updated 2026-07-20
• Canadian Environment Domestic Advisory Group (CEDAG): Joint Statements and Annual Reports
  pdf · updated 2026-07-16
• Publications of Ministerial Conditions under the Canadian Environmental Protection Act, 1999 (CEPA)
  html · updated 2026-07-15
• Horned Grebes show weak migratory connectivity based on light-level geolocation and stable isotopes
  csv, html · updated 2026-07-14
• Chemicals Management Plan: Wildlife Monitoring and Surveillance Program, terrestrial
  csv, html · updated 2026-07-13
• Standing Committee on Environment and Sustainable Development - Ministerial Appearance on Supplementary Estimates (C) 2025-26
  pdf · updated 2026-07-10
• National Air Pollution Surveillance (NAPS) Program
  zip, csv, html · updated 2026-07-09
• Canadian Lake Erie Nutrient Load Estimates
  html, xml · updated 2026-07-07
• Major Ions and Acidifying Gases
  xml, html · updated 2026-07-07
• Lake Superior Nearshore Waters Assessment
  html · updated 2026-07-07
• Lake Ontario Nearshore Waters Assessment
  html · updated 2026-07-07
• Lake Huron Nearshore Waters Assessment
  html · updated 2026-07-07
• Lake Erie Nearshore Waters Assessment
  html · updated 2026-07-07
• Concentrations of perfluoroalkyl substances (PFAS) sampled in water and snow for Lake Hazen, Nunavut Canada
  html, csv · updated 2026-07-07