Water is a transparent fluid that forms rivers, lakes, oceans and rain. It is the main constituent of the fluid of living beings. As a chemical compound, a water molecule contains one oxygen atom and two hydrogen atoms. Except in the liquid state, water on Earth often occurs in the…

Tropical regions are considered to be the regions around the Equator. Above and below the Equator (0 degrees) to 23.27 degrees North (Tropic of Cancer) and South (Tropic of Capricon). Up to 35 degrees is approximately a subtropical zone. Tropical regions make up 40% of the Earth's region, vast amounts…