Green Plumbing

Category - Caring for Our Water

Roughly how much of the Earth’s fresh water is available at any given time?
  1. One-quarter
  2. One-third
  3. One-half
  4. Two-thirds
Explanation
Answer: B -Only about one-third of the earth’s fresh water is available at any given time. The rest of it is somewhere in the water cycle, including in non-usable states such as ice and snow, evaporation, and condensation.
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