Term | Definition |
Megalopolis | A very large city; a region made up of several large cities and their surroundings areas, considered to be a single urban complex. |
Mangrove | A tropical tree that grows in swampy ground along the coastal areas. |
Bayou | A marshy inlet or outlet of a lake or a river. |
Fall Line | Imaginary line between Appalachian Mountains and the Atlantic coastal plain, where rivers and streams form waterfalls and rapids as they descend from higher elevations to the coastal plains. |
Sunbelt | The Southern and Southwestern states of the United States, from the Carolina to southern California, Characterized |
Humus | The organic material that results when plants and animal that live in the soil die and decay. |
Growing Season | In farming, the average number of days between the last frost of spring and the first frost fall. |
Grain Elevator | A tall building equipped with machinery for leading, cleaning, storing, and discharging grain. |
Grain Exchange | A place where grain is bought and sold as a commodity. |
Tundra | A dry, treeless plain where temperatures are always cool or cold and only specialized plans can grow |
Aqueduct | A large pipe or channel designed to transport waer from a remote source over a long destance. |
Province | A territory governed as a political division of a country. |
Maritime | Bordering on or near the sea; relating to navigation or shipping. |
Lock | An enclosed section of a canal, which a ship may be raised or lowered by raising or lowering the level of water in that section. |
Bedrock | The solid rock underlying the earths surface. |
Separatism | A movement to win political, religious, or ethnic independence from another group. |
Customs | Fees charged by a government on imported goods. |
Tariff | A tax imposed by a government imported goods. |
NAFTA | North America Free Trade Agreement, which phased out trade barriers among the United States, Canada, and Mexico. |
Secede | To withdraw formally from membership in political or religious organization. |