Term | Definition |
Megalopolis | A very large city; a region made up of several large cities and their surrounding areas, considered to be a single urban complex |
Humus | The organic material that results when plants and animals that live in the soil die and decay. |
Growing Season | In farming, the average number of days between the last front of spring and the first frost of fall. |
Grain Elevator | A tall building equipped with machinery for loading, cleaning, storing, and discharging grain. |
Grain Exchange | A place where grain is brought and sold as a commodity. |
Tundra | A dry, treeless plain where temperatures are always cool or cold and only specialized plants can grow. |
Aqueduct | A large pipe or channel designed to transport water from a remote source over a long distance. |
Province | A territory governed as a political division of a country |
Lock | An enclosed section of a canal, in which a ship may be raised or lowered by raising or lowering the level of the water in that section. |
Maritrime | Bordering on or near the sea; relating to navigation or shipping. |
Bedrock | The solid rock underlying the earths surface. |
Separatism | A movement to win political, religious, or ethnic independence from another group. |
Secede | To withdraw formally from membership in a political or religious organization. |
Customs | Fees charged by a government on imported goods. |
Tariff | A tax imposed by a government on imported goods. |
NAFTA | North American Free Trade Agreement, which phased out trade barriers among the United States, Canada, and Mexico. |