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What percentage of earths freshwater supply does the great lakes account for?
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∙ 15y ago
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What percentage of the earth's freshwater supply is in the two polar ice caps together?
99% of the worlds freshwater is locked up in the polar ice sheets.
Does the water cycle use up earths water supply?
Yes water cycle use up earths supply. Water is evaporated from earth's surface.
How long will the earths tungsten supply last for?
About 140 more years (Answered 2012)
What is one way to make earths coal supply last longer?
Build and use wind power plants
How does the water cycle ensure that water gets used again and again?
Earths limited supply of fresh water to be used over and over again.
Where is one fifth of Earths total freshwater supply?
Probably Antarctica...
Does earths freshwater supply come from ground water lakes or rivers?
The supply comes from rain. People's supply comes mostly from rivers and lakes.
Where is most of earths freshwater supply?
Most of Earth's fresh water is locked up in glaciers. "Supply" would reference rivers and lakes.
What percentage of the earth's freshwater supply is in the two polar ice caps together?
99% of the worlds freshwater is locked up in the polar ice sheets.
What is the percentage of freshwater is groundwater?
Approximately 30% of freshwater is groundwater, making it a vital source of drinking water for many communities around the world. Groundwater is stored in underground aquifers and plays a crucial role in sustaining ecosystems and agriculture.
What does the supply of freshwater depend on?
Rain
Why is freshwater often in short supply?
No
Does the water cycle use up earths water supply?
Yes water cycle use up earths supply. Water is evaporated from earth's surface.
How much of the earths water is usable as a freshwater resource?
The total amount of Earths total water supply that is usable fresh water is less then two percent. The rest is salt water or pond water.
What can be used to protect your supply of freshwater?
Use a filter or boil it
two large user groups of our freshwater supply?
yes
How important are the great lakes?
They are the most unique freshwater resources on Earth, containing one-fifth of the world's fresh surface water supply and nine-tenths of the U.S. freshwater supply.
