Coal tar is classified as hazardous waste because it can pollute ground water. In brief: GREAT Question ! Asphalt made before the 1980's may contain coal tar products. Coal tar is classified as hazardous waste because it can pollute ground water. In brief: GREAT Question ! Asphalt made before the 1980's may contain coal tar products. Coal tar is classified as hazardous waste because it can pollute ground water.
You may or may not know that Canada is divided into 13 political regions. What you probably don't know is that there are 6 physical regions. They are the Atlantic Region, The Great Canadian Shield, The North, The Plains, The Cordillera and the Great Lakes St. Lawrence Region. Click any of the links below or on the appropriate section of the map to the right to view information on the corresponding region. The Atlantic Region Purple: The North. Green: The Plains. Orange: The Shield. Yellow: Great Lakes St. Lawrence. Pink: The Cordillera. Red: The Physical Regions of Canada; Pictures courtesy of www.get2knowcanada.ca
Canada's Mountains. Canada's vast area means it has many varying types of terrain, much of which is mountainous. The principal mountainous region is the Western Cordillera mountain system, or Cordilleran, located in western Canada in British Columbia, Alberta, Yukon Territory and Northwest Territories. second major mountain system in Canada is located along the north-eastern seaboard from Ellesmere Island down through to the Torngat Mountains of Quebec and Newfoundland and Labrador. A third system of significance is the Appalachians which cross much of eastern Canada.