TERRESTRIAL ECOSYSTEMS
2016-07-12 10:33:14.0 [gee-cee] update Definition (Tracts of land smaller than a continent, surrounded by the water of an ocean sea, lake, or stream.); update Definition (Dictionary of Geological Terms, American Geological Institute, 1984. );
ISLANDS
Tracts of land smaller than a continent, surrounded by the water of an ocean sea, lake, or stream.