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it comes from mountains and the sky which is rain.
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∙ 16y ago
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What percent of earths water is usable?
1% or less
What total amount of earths water supply is usable fresh water?
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 percentage of earths water is not usable by people?
97% is all salt water and 3% is water used by people.
Is earth concentrated usable energy being depleted?
Earths sources of concentrated usable are being depleted. These are mainly fossil fuels that are running out. However there is still wind, water and solar energy.
What does 'usable water' mean?
usable water
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 Of the total amount of available water on earth what percent is usable?
1% of water is usable in this case .Since only 3% of water is usable as fresh water, 2% is unavailable in frozen form leaving approximately 1% of the earth's water usable.
What is much of earths usable freshwater obtained from?
The largest source of freshwater on earth is ice sheets, glaciers, and icebergs. The Great Lakes are the largest fresh water on the planet.
Where did water in earths early oceans come from?
2 answers, comets, and volcanism.
Does water come from snow?
Yes. Many of the Earths large rivers carry water from melting snow.
How do you make unusable water into usable water?
get the minerals,nutrients and other healthy nutrients from the unusable to make it usable water..
How do you make unuseable water into usable water?
get the minerals,nutrients and other healthy nutrients from the unusable to make it usable water..
