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14a. - explain a large portion of the Earth’s surface is water, consisting of oceans, rivers, lakes, underground water and ice
Discussion of where the water is located on Earth.
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Source: Janelle Wilson using Camtasia Studio
A deeper look at the usable water on Earth.
If you'd like to check out the website I referenced in the video, you can find it here: Aquifers
If you'd like more information about the graphic I used in the video, you can find it on the USGS site: Where is Earth's water?