The tropics are regions of the Earth that lie roughly in the middle of the globe. This region is also referred to as the tropical zone and the torrid zone. The tropics are delimited in latitude by the Tropic of Cancer in the Northern Hemisphere and the Tropic of Capricorn in the Southern Hemisphere. The … Read more
A rock is a naturally occurring aggregate of minerals, and certain non-mineral materials such as fossils and glass. Just as minerals are the building blocks of rocks, rocks in turn are the natural building blocks of the Earth‘s:• lithosphere (crust and mantle down to a depth of about 100 km)• asthenosphere (although this layer, in … Read more
A cloud is a visible mass of liquid droplets, frozen crystals suspended in the atmosphere above the surface of the Earth or other planetary body, such as a moon. On Earth, clouds are formed as a result of saturation of the air when it is cooled to its dew point, or when it gains sufficient … Read more
The Coral Sea is a marginal sea of the South Pacific off the northeast coast of Australia, and classified as an interim Australian bioregion. It extends 2,000 kilometres (1,200 mi) down the Australian northeast coast. To the south it merges with the Tasman Sea, to the north with the Solomon Sea, and to the east with … Read more
The Olympic Mountains are a mountain range of the United States. It is situated on the Olympic Peninsula, a large arm of land in western Washington that stretches across Puget Sound. The Olympic Mountains have the form of a cluster of steep-sided peaks surrounded by heavily forested foothills and incised by deep valleys. They are … Read more
The Mojave Desert is a desert in North America. It is situated in the Southwestern United States, primarily within southeastern California and southern Nevada. Small areas also extend into Utah and Arizona. The Mojave Desert occupies about 124,000 square kilometers (48,000 square kilometers). It is the smallest of the North American deserts. The Mojave extends … Read more
Lake of the Ozarks is a lake in south-central Missouri. It is situated in the scenic Ozark Mountains about 68 kilometers (42 miles) southwest of Jefferson City. Lake of the Ozarks is one of the largest man-made lakes in the United States. It has a surface area of 21,850 hectares (54,000 acres) and 1,850 kilometers … Read more
The Arkansas River is a major tributary of the Mississippi River. It flows trough the US states of Colorado, Kansas, Oklahoma, and Arkansas. At 2,364 kilometers (1,469 miles), the Arkansas is the sixth longest river in the United States, the second-longest tributary in the Mississippi-Missouri system, and the 45th longest river in the world. The … Read more
The Arabian Sea is a northwestern part of the Indian Ocean. It is bounded on the north by Pakistan, Iran, and the Gulf of Oman, on the west by the Gulf of Aden, Guardafui Channel and the Arabian Peninsula, on the southeast by the Laccadive Sea, on the southwest by the Somali Sea, and on … Read more