Water Bodies

Oceans are the largest water bodies

Oceans are the largest water bodies on Earth. There are five major oceans: Pacific, Atlantic, Indian, Arctic, and Southern Oceans. The Pacific is the

Seas are smaller than oceans

Seas are smaller than oceans and are partially surrounded by land. They can be marginal (like the Arabian Sea) or inland (like the Caspian Sea).

Lakes are large bodies of water

Lakes are large bodies of water surrounded by land. They can be freshwater (like Lake Baikal) or saline (like the Dead Sea). Lakes are formed by glaci

Rivers are flowing water bodies

Rivers are flowing water bodies that start from a source (like mountains or glaciers) and end at a mouth (like an ocean or lake). They can be perennia

Water pollution occurs when harmful substances

Water pollution occurs when harmful substances like sewage, industrial waste, oil, and agricultural chemicals enter water bodies.