3,621 datasets found

Storm surges occur in coastal areas when strong onshore winds and low atmospheric pressure during passing storms raise water levels along the shore above predicted levels. Storm...

The Atlas of Canada Base Maps provide coverage of the entire Canadian landmass. Data elements are feature coded and structurally clean. Base map components are available in five...

The magnetic field of the Earth is influenced by the electromagnetic environment of the solar system. The disturbed interplanetary environment changes the conditions of the...

The magnetic field of the Earth is influenced by the electromagnetic environment of the solar system. The disturbed interplanetary environment changes the conditions of the...

Climate warming can bring more frequent and severe forest fires. This map shows the change in forest fire severity levels across Canada from 2050 to 2059, based on Global...

All available bathymetry and related information for Wakomao Lake were collected and hard copy maps digitized where necessary. The data were validated against more recent data...

This GIS dataset depicts the surficial geology of the NTS map area 84L northwest (point features). The data are created in ArcInfo format and output for public distribution in...

Tornadoes are columns of air that spin at a high rate of speed. They are small in scale but can be very violent. The area affected by a tornado's passage is between about 40 and...

« Hurricane » is one of the names given to a tropical storm whose winds revolve around a center of low pressure called the eye, at a minimum speed of 120 kilometres per hour. At...

Hail is precipitation consisting of ice pellets with a diameter of 5 millimetres or more. Hailstorms can occur anywhere in Canada. The most common period when hailstorms occur...

This series of cartographic quality printed 1:50 000 scale monochrome maps cover the provincial extent of Alberta comprised of 764 maps that are individually named using the...

Avalanches are a mass movement of snow and ice down a hillside. They occur when unique circumstances of climate and topographic factors come together. This maps shows major...

Landslides are the downslope movements of sediment and rock. They can be found in any part of Canada, even in areas with very little relief. They happen in bedrock or in loose...

Every year in Canada, thousands of people are evacuated from their homes and workplaces due to the threat of wildfire, and thousands more are put on evacuation alert. The...

All available bathymetry and related information for Lower Kananaskis Lake were collected and hard copy maps digitized where necessary. The data were validated against more...

As part of the climate change research, data from the SPOT/VEGETATION instrument are systematically corrected for period 1998-2004 and provided in this archive. The VGT archive...

Forest fires are an important part of the Canadian landscape. The number of fires and area burned can vary dramatically from year to year, but there are more than 8000 reported...

A hotspot is a mark on an infrared satellite image indicating a heat source typical of burning vegetation. A hotspot may represent one fire or be one of several hotspots...

Forest fires are an important part of the Canadian landscape. The number of fires and area burned can vary dramatically from year to year, but there are more than 8000 reported...

This data set is a GIS version of the surficial geology lacustrine deposit features for the Waterways area Alberta (NTS74D), as mapped at 1:250,000 scale by L.A.Bayrock. It...