Latest / PlanetGeo: The Geology Podcast
Where is Earth's Water? Examples from the Great Lakes
In this episode, Jesse and Chris talk about water. That's right - water. Where is the worlds water? We begin by lumping all of the worlds water into 6 geological basins: oceans, glaciers, groundwater, lakes, atmosphere, and rivers. We then assign relative percentages to each reservoir and then demonstrate how much water each would hold if all of the worlds water were scaled down to 5 gallons (19 Liters).
What comes to light is that less than 1% of all the worlds water is useable for human consumption - less than a half of a cup on a 5 gallon scale! That "1/2 cup of water" is enough to keep 9…
The skinny
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