GEOLOGY

Detailed explanation-1: -Groundwater makes up about thirty percent of the world’s fresh water supply, which is about 0.76% of the entire world’s water, including oceans and permanent ice. About 99% of the world’s liquid fresh water is groundwater.

Detailed explanation-2: -Over 68 percent of the fresh water on Earth is found in icecaps and glaciers, and just over 30 percent is found in ground water. Only about 0.3 percent of our fresh water is found in the surface water of lakes, rivers, and swamps.

Detailed explanation-3: -And, of the total freshwater, over 68 percent is locked up in ice and glaciers. Another 30 percent of freshwater is in the ground.

Detailed explanation-4: -Groundwater accounts for 0.68 percent of total water. Rivers account for 0.0001 percent of the total water. Freshwater lakes make up 0.009 percent of water while inland seas and salt lakes make up an equal percent of the earth’s water. The atmosphere, on the other, hand holds 0.0019 percent of earth’s water.

Detailed explanation-5: -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.