Natural Resources Canada

The map shows dam sites and reservoir capacity in 1969, the water diversions in 1975, the steam-electric generating station greater than 20 megawatts operating in 1974, the industrial waste disposal well sites in 1970, the irrigated areas in 1970 and the drained and protected areas in 1970. There...

"The Glacier Atlas of Canada is a collection of maps produced as part of the Canadian Glacier Inventory Project. This project was initiated as part of Canada's contribution to the International Hydrological Decade (1965 to 1974). Although publication of this map series was suspended in the...

The International Map of the World (IMW) series provided uniform coverage of the World at the scale of 1:1,000,000 according to United Nations specifications.

The International Map of the World (IMW) series provided uniform coverage of the World at the scale of 1:1,000,000 according to United Nations specifications.

The map shows isolines for the annual precipitation and the annual evapotranspiration (in millimetres). Water is normally supplied by precipitation and lost through the processes of evapotranspiration and runoff or it may remain as surface or subsurface storage. Over long periods, generally...

The International Map of the World (IMW) series provided uniform coverage of the World at the scale of 1:1,000,000 according to United Nations specifications.

The International Map of the World (IMW) series provided uniform coverage of the World at the scale of 1:1,000,000 according to United Nations specifications.

The plate contains four maps of 60 minute rainfalls (in millimetres) for a 2 year return period, a 5 year return period, a 10 year return period and a 25 year return period. Each map has a detailed inset of the Vancouver area. These four maps were not analyzed for the mountainous parts of Canada...

The International Map of the World (IMW) series provided uniform coverage of the World at the scale of 1:1,000,000 according to United Nations specifications.

"The Glacier Atlas of Canada is a collection of maps produced as part of the Canadian Glacier Inventory Project. This project was initiated as part of Canada's contribution to the International Hydrological Decade (1965 to 1974). Although publication of this map series was suspended in the...

The International Map of the World (IMW) series provided uniform coverage of the World at the scale of 1:1,000,000 according to United Nations specifications.

The International Map of the World (IMW) series provided uniform coverage of the World at the scale of 1:1,000,000 according to United Nations specifications.

The International Map of the World (IMW) series provided uniform coverage of the World at the scale of 1:1,000,000 according to United Nations specifications.

"The Glacier Atlas of Canada is a collection of maps produced as part of the Canadian Glacier Inventory Project. This project was initiated as part of Canada's contribution to the International Hydrological Decade (1965 to 1974). Although publication of this map series was suspended in the...

The International Map of the World (IMW) series provided uniform coverage of the World at the scale of 1:1,000,000 according to United Nations specifications.

The International Map of the World (IMW) series provided uniform coverage of the World at the scale of 1:1,000,000 according to United Nations specifications.

The plate contains four maps. The first map shows the location of recording rain gauges used in the map and their number of years of record. The three other maps show the ratio 6-hour/24-hour rainfall extremes, the ratio 48-hour/24-hour rainfall extremes and the ratio 72-hour/24-hour rainfall...

The International Map of the World (IMW) series provided uniform coverage of the World at the scale of 1:1,000,000 according to United Nations specifications.

The International Map of the World (IMW) series provided uniform coverage of the World at the scale of 1:1,000,000 according to United Nations specifications.

The International Map of the World (IMW) series provided uniform coverage of the World at the scale of 1:1,000,000 according to United Nations specifications.