ECONOMICS
SCARCITY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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97.5%
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2.5%
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Either A or B
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None of the above
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Detailed explanation-1: -The total volume of water on Earth is estimated at 1.386 billion km³ (333 million cubic miles), with 97.5% being salt water and 2.5% being fresh water. Of the fresh water, only 0.3% is in liquid form on the surface.
Detailed explanation-2: -In the first bar, notice how only 2.5% of Earth’s water is freshwater-the amount needed for life to survive.
Detailed explanation-3: -About 2% of the water on the earth is freshwater of which only 1% is easily accessible and the rest is present in the form of ice in glaciers. About 70% of the earth is water. Saline water is water that contains a high concentration of salts and is found mostly in seas and oceans.
Detailed explanation-4: -Lake Baikal is the largest freshwater lake by volume (23, 600km3), containing 20% of the world’s fresh water.
Detailed explanation-5: -A large amount of water is present on earth but out of this only 2.4 percent of water is fresh and most of this freshwater is in glaciers or is present as ground water.