Natural Resources Canada

Contained within the Atlas of Canada Poster Map Series, is a poster showing natural hazards in Canada. The two-sided poster map provides an overview of Canadian catastrophes over space and time. Major Canadian natural hazards including earthquakes, tsunamis, landslides, avalanches, tornadoes and...

Contained within the 5th Edition (1978 to 1995) of the National Atlas of Canada is a map that shows the annual sum of heating degree days (an indicator of building heating needs). Data for period 1941 to 1970. Companion sheet to Frost-Free Period, Growing Degree-Days, Last Frost in Spring and...

Contained within the 5th Edition (1978 to 1995) of the National Atlas of Canada is a map that shows the annual sum of normal degree-days above 5 C (an indicator of total heat available for plants in the growing season). Data for period 1941 to 1970. Companion sheet to Frost-Free Period, Heating...

Contained within the 5th Edition (1978 to 1995) of the National Atlas of Canada is a map that shows average date of occurrence of the last frost in spring. Data for period 1941 to 1970. Companion sheet to Frost-Free Period, Heating Degree-Days, Growing Degree-Days and First Frost in Autumn.

Contained within the 5th Edition (1978 to 1995) of the National Atlas of Canada is a map that shows the average date of occurrence of the first frost in autumn. The Data is for the period of 1941-1970.

Contained within the 5th Edition (1978 to 1995) of the National Atlas of Canada is a map that shows the average length of the frost-free period for all parts of Canada. Data for period 1941 to 1970. Companion sheet to Heating Degree-Days, Growing Degree-Days, Last Frost in Spring and First Frost...

Contained within the 5th Edition (1978 to 1995) of the National Atlas of Canada is a map that shows ocean drainage areas with component river basins and diversion areas. There are two tables: one gives data on drainage basin areas, the other on major drainage diversions.

Contained within the 5th Edition (1978 to 1995) of the National Atlas of Canada is a sheet which contains ten maps in all, comprising sets of five maps for each of January and July. Each set consists of a large map showing mean daily temperature and its variability, and four small maps showing...

Contained within the 5th Edition (1995) of the Atlas of Canada is a sheet which contains ten maps in all, comprising sets of five maps for each of April and October. Each set consists of a large map showing mean daily temperature and its variability, and four small maps showing mean daily maximum...

Contained within the 5th Edition (1978 to 1995) of the National Atlas of Canada is a plate with two maps. The first map that shows the longest day and second map shows shortest day; each shows length of day at different latitudes. Maps also contain time zone outlines. Graph shows length of day...

Contained within the 5th Edition (1995) of the Atlas of Canada is a plate with two maps. The first map shows solar radiation and its variability recorded on a horizontal surface. The second map shows solar radiation recorded on inclined surfaces.

Contained within the 5th Edition (1978 to 1995) of the National Atlas of Canada is a sheet which contains four maps at the same scale (1:12 500 000) utilizing 26 coloured categories of solar radiation. For each of December and June, one map shows solar radiation and its variability on a...

Contained within the 5th Edition (1995) of the Atlas of Canada is a sheet which contains four maps at the same scale (1:12 500 000) utilizing 26 coloured categories of solar radiation. For each of April and October, one map shows solar radiation and its variability on a horizontal surface, a...

Contained within the 5th Edition (1978 to 1995) of the National Atlas of Canada is a map that portrays seven classes of land capability for growing commercial forests; also shows boundary of Canada Land Inventory area.

Contained within the 5th Edition (1978 to 1995) of the National Atlas of Canada is a map that shows glaciers, iceberg sources and iceberg drift patterns for Canada and Greenland; names major glaciers and icecaps.

Contained within the 5th Edition (1978 to 1995) of the National Atlas of Canada is a map that shows the distribution for the two moisture aspects of Thornthwaite's climate classification system. The moisture regions are shown as coloured areas representing six moist and three dry climates; and...

Contained within the 5th Edition (1978 to 1995) of the National Atlas of Canada is a map that shows occurrence of wetlands throughout Canada, using five percentage cover classes. Table gives estimated wetland area by province and territory.

Contained within the 5th Edition (1978 to 1995) of the National Atlas of Canada is a map that classifies Canada into forty wetland regions with similar ecological characteristics. The tables give temperature and other characteristics of each region.

Contained within the 5th Edition (1978 to 1995) of the National Atlas of Canada is a map that shows land cover associations used as twelve primary cover classes (e.g. forest) and their component secondary cover classes; basis is satellite imagery data which are subsequently classified and mapped...

Contained within the 5th Edition (1978 to 1995) of the National Atlas of Canada is a plate with seven maps. The first map shows mean annual snowfall in Canada. Four additional maps show median snow depth for four separate months. The final two maps show snow cover and maximum snow depth.