The main river in Japan is the Shinano River. It is the longest river in the country, and it flows for 228 miles from Mount Kobushi to the Sea of Japan.
The Shinano River is so lengthy that it drains throughout most of the Japanese prefectures of Nagano and Niigata. At the lower reaches of the river's drainage, flooding used to be a major problem, which led to the construction of a discharge canal at Ozuku in 1923. The river is a key inland waterway in Japan, with Niigata and other river ports offering a valuable service to the Japanese economy.Learn More
The River Nile drains into the Mediterranean Sea. It is the longest river on the African continent and in the world.Full Answer >
The ocean covers 321,003,271 cubic miles, or 70 percent of the Earth's surface, according to the National Oceanic and Atmosphere Administration. A cubic mile is the volume of a cube that measures 1 mile on each side. The ocean makes up 96 percent of the Earth's water.Full Answer >
Scientists have not agreed on the technical, formal differences between a pond and a lake, though in practice, a pond is not as deep or large as a lake. Whether a body of water is called a pond or lake usually depends on local conventions.Full Answer >
Water comes from three main natural sources: rain water, underground water and surface water. Rain water includes rain, snow and other forms of precipitation. Underground includes water tables and water hidden in the soil. Surface water includes oceans, rivers, lakes, ponds and any other above-ground collection of water.Full Answer >