About 15% of world's freshwater is contained in
Correct answer: A. Polar ice
- A. Polar ice
- B. Glaciers and mountains
- C. Antarctica
- D. Greenland
Explanation
Nearly about 97% of the earth's water is saline in the oceans and seas. 3% of the earth's water is locked up on the polar ice caps. 85% of the frozen freshwater is in the Antarctic ice cap, 15% of the frozen freshwater is in the northern polar ice cap and glaciers.
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Ecosystems include biotic and abiotic components, food chains and webs, energy flow, nutrient cycles, populations and ecological relationships. Pollution and conservation cover air, water, soil and noise pollution, their effects on organisms, biodiversity loss, protected areas, sustainable resource use and methods for reducing environmental damage.
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