Question
Download Solution PDFOf the total water content available globally, how much percentage of water is received from freshwater resources?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFThe correct answer is 2.5%.
Key Points
- Most water is saltwater: Over 97% of Earth's water is saltwater, primarily in oceans and seas.
- Freshwater is limited: Only about 2.5% of Earth's water is freshwater.
- Most freshwater is frozen: The majority of freshwater is locked up in glaciers and ice caps.
- Surface water is tiny: A small fraction of freshwater is available as surface water in lakes, rivers, and streams.
Additional Information
| Source | Percentage |
| Saltwater | 97.50% |
| Freshwater | 2.50% |
| Of which, glaciers and ice caps | 70% |
| Of which, groundwater | 30% |
| Of which, surface water | Less than 1% |
Last updated on Jun 17, 2025
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