Up to the present time, when it comes to discussions about the earth’s surface cover, most of it is covered by water. About 70% of the entire earth’s surface is overlaid with water, most of which are the oceans. Out of the total water surface on earth, more than 96% is the ocean’s salty water.The oceans are large masses of water bordering the continents. Even though they are all interlinked, they are predominantly categorized into five oceans as follows; the Atlantic Ocean, the Pacific Ocean, the Indian Ocean... Читать дальше...