AS FRENCH TERRITORIES (93 square mi or 242 square km) and a curious leftover from the chessboard games of colonial diplomacy of the 18th-century great powers, the tiny islands of Saint-Pierre and Miquelon are the only remaining fragments of the once mighty French North American empire.
EARTH HAS TWO primary motions: revolution and rotation. The first refers to the earth’s annual orbit of the sun, which takes a bit more than 365 days per year (hence, a leap year with 366 days every four years in order to “catch up”).
ROMANIA IS AN OVAL-shaped country in southeastern Europe. Situated in the northeastern part of the Balkan Peninsula, it is halfway between the Atlantic Ocean and the Ural Mountains and also halfway between the North Pole and the equator.
RIPARIAN IS DERIVED from the Latin riparius, meaning “of the river bank.” The term was historically used to describe the area of land lying adjacent to a body of water: primarily streams or rivers but also lakes.
The Pacific Ring of Fire is an arc of intense earthquake (seismic) and volcanic activity stretching from New Zealand, along the eastern edge of Asia, north across the Aleutian Islands of Alaska, and south along the coast of North and South America.
A RIFT VALLEY IS A trenchlike basin with steep parallel sides. The valley is essentially a down-faulted crustal block (grabben) between two parallel faults. A rift valley is different from an ordinary grabben for its remarkable length and depth.
WITH A TOTAL LENGTH of 820 mi (1,320 km) flowing through Switzerland, Germany, and the Netherlands, the Rhine is the longest river in Germany and probably the most important waterway of western Europe.