It is important to understand the similarities and differences between clean air, climate change and stratospheric ozone depletion, especially as we hear about them in the news, experience them in our own lives, and try to make sense of it all.
Understanding the various impacts of training with live weapons is imperative to protect our environment, sustain operational military activities and maintain the readiness of our Armed Forces.
Information for Students and Teachers
Fisheries and Oceans Canada glossary
Find out what the Earth might say if it could talk! Learn about volcanoes, glaciers, mining and more.
The St. Lawrence hydrographic system, including the Great Lakes, is one of the largest in the world. Its surface area of 1.6 million km2 is the third largest in North America, after the Mississippi and Mackenzie rivers. It drains more than 25% of the Earth's freshwater reserves and influences the environmental processes of the entire North American continent. Over 30 million Americans and 15 million Canadians live in this immense basin.
A dynamic and comprehensive national collection of maps and related geographic information.