WebLand covers about 30 percent of Earth’s surface. The land is divided into seven huge pieces called continents. These continents are Africa, Antarctica, Asia, Australia, Europe, North America, and South America. Water covers about 70 percent of Earth’s surface. This water is in the form of oceans, rivers, lakes, and groundwater. WebTechnically, on a mathematically perfect sphere-earth, how much water would be needed to cover the entire surface ? I wouldn't be surprised if a bucket would be enough to cover the planet with a one water molecule deep ocean. ... But for sure, after a few billion years, won't be much if any land above water if nothing lifts land back up above ...
Water distribution on Earth - Wikipedia
WebAug 14, 2024 · 71% of Earth's surface is covered with water and 29% land. Thinking in that regard, that's saying that on 29% of Earth's "surface" locations you have land below your … Web186 Likes, 3 Comments - EarthSky (@earthskyscience) on Instagram: "A planet covered in water. Could Earth have been like that, with little or no rocky land surface ..." EarthSky on Instagram: "A planet covered in water. greeting cards malta
How Did Water Get on Earth? - Scientific American
Web23 hours ago · The Biden administration floated two ideas this week for how Western states and Native American tribes could reduce their water use from the dwindling Colorado River. In recent years, an imbalance between the river’s flows and how much water users are promised has forced federal officials to consider steps never taken before. A multi … WebMar 2, 2024 · They found that 3.2 billion years ago, oceans held more oxygen-18 than oxygen-16 (the latter is more common in the modern ocean). Their computer models showed that on a global scale, continental... Web1 day ago · 0:06. 0:49. Nearly 26 inches of rain brought Fort Lauderdale, Florida, to a screeching halt Thursday, swamping cars on highways, shutting down the city's airport … focus base aq