How much water is there on Earth, from USGS Water Science for Schools water information site

How much water is there on, in, and above the Earth? Picture of Earth showing if all Earth's water (liquid, ice, freshwater, saline) was put into a sphere it would be about 860 miles (about 1,385 kilometers) in diameter. Diameter would be about the distance from Salt Lake City, Utah to Topeka, Kansas, USA. Credit: Illustration by Jack Cook, Woods Hole Oceanographic Institution; USGS. View full si

[Ditty]

地球上の水（海水・極冠・水蒸気など）を全て集めると直径1384km（860 miles）の球になる。石原藤夫「生きている海」のラストを彷彿。こちらは水に加えて空気も→ http://www.sciencephoto.com/images/imagePopUpDetails.html?pop=1&id=690550330

[kp0516]

直径1,385kmの水球になる