Documentary : Know Antarctica

Antarctica is Earth‘s southernmost continent, containing the geographic South Pole. It is situated in the Antarctic region of the Southern Hemisphere, almost entirely south of the Antarctic Circle, and is surrounded by the Southern Ocean. At 14.0 million km2(5.4 million sq mi), it is the fifth-largest continent in area after Asia, Africa, North America, and South America. For comparison, Antarctica is nearly twice the size of Australia. About 98% of Antarctica is…

Know : Atmospheric Circulation

Atmospheric circulation is the large-scale movement of air, and the means (together with the smaller ocean circulation) by which thermal energy is distributed on the surface of the Earth. The large-scale structure of the atmospheric circulation varies from year to year, but the basic climatological structure remains fairly constant. Individual weather systems – mid-latitude depressions, or tropical convective cells –…

Know : Weakening Trade Winds and Global Warming

What are the trade winds? The trade winds are just air movements toward the equator. They are warm, steady breezes that blow almost continuously. The Coriolis Effect makes the trade winds appear to be curving to the west, whether they are traveling to the equator from the south or north. The trade winds (also called trades)…

Food We Eat : Pomegranate

The pomegranate  botanical name Punica granatum, is a fruit-bearing deciduous shrub or small tree growing between 5–8 meters (16–26 ft) tall. The pomegranate is widely considered to have originated in the vicinity of Iran and has been cultivated since ancient times. Today, it is widely cultivated throughout the Mediterranean region of southern Europe, the Middle East and Caucasus region, northern Africa and tropical Africa, the Indian subcontinent, Central Asia and the drier parts of southeast Asia. Introduced into Latin America and California by Spanish settlers in 1769, pomegranate…