1
By TED-Ed
Published in 2013
Fresh water accounts for only 2.5% of Earth's water, yet it is vital for human civilization. What are our sources of fresh water? In the first of a two part series on fresh water, Christiana Z. Peppard breaks the numbers down and discusses who is using it and to what ends.
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2
The world is a watery place. But just how much water exists on, in, and above our planet? This set of data and tables show the amounts of water on Earth.
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3
By TED-Ed
Published in 2013
While the Earth's oceans are known as five separte entities, there is really only one ocean. So, how big is it? As of 2013, it takes up 71% of the Earth, houses 99% of the biosphere, and contains some of Earth's grandest geological features. Scott Gass reminds us of the influence humans have on the...
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4
Published in 2018
"Google recently unveiled a new feature, """"Waterways from Earth,"""" on Google Earth. The program relies on NASA and NOAA images to show our dynamic planet's waterways from space. This article tells more about the science and stories behind those images."
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5
Published in 2010
Did you know that only 1% of Earth's water is fresh and available for consumption? Fresh water is the world's most essential natural resource, but it's also one of the most threatened. National Geographic magazine's April issue celebrates and explores this important resource.
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