Earth – The Water Planet

Image: NASA

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The Goldilocks Phenomena…. Not too…

Scientifically this is a bad diagram… Why??

Our planet without water

The our planet is constantly changing

Water covers about 75% of Earth’s surface.

This makes Earth unique!

http://veimages.gsfc.nasa.gov/7100/world.topo.bathy.200401.3x5400x2700.jpg

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Humans Thrive = 17%Grow crops = 4%

Every landmass on our planet contains water. The physical properties of water make life possible.

Image:http://www.tkg.tv/images/Another%20Blue%20Sky%20in%20Niagara%20Falls.jpg jschmied©2015

InsulationModeration

Transportation

About 97.5% of Earth’s water is in the oceans & is salt water.

Water-2-4Images: Corbis

Where’s the other 2.5%the drinkable water?

68.6% of the remaining

2.5% isfresh water…

Water-2-5Images: Martin Miller, Bruce Molnia

…. stored in Glaciers.(melting)

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http://blog.mlive.com/muskegon_chronicle_extra/large_groundwater%20art%20.jpg

30.1% of the fresh water is groundwater… in underground aquifers

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.…Rivers Streams

Marshes etc.

0.13% of allFresh Water

is in Lakes..…

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… and 0.002 percent of Earth's fresh water is in the atmosphere.

Image: Digital Stock jschmied©2015

http://ga.water.usgs.gov/edu/earthwherewater.html

How much water is available for humans and other animals?

http://ga.water.usgs.gov/edu/earthwherewater.html

Aral Sea

Linked: Health, Wealth, Clean Water, &

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1900 = 1.6 B

1970 = 3.9 B

2015 = 7.2 B

2050 = >9.2 B

More People…

The Same Amount of Resources…

Earth is a limited resource.

Image: nasa