FAQs about Water Pollution and Shortage

FAQs about Water Pollution and Shortage
1. What is the hydrosphere?
2. Can we finish drinking water on the planet?
3. What are the cities with the greatest water shortage?
4. Why is not the water in the seas desalinated?
5. What are the main water pollutants?
6. What diseases does water pollution transmit?
7. Which are the countries that best manage their waters?
8. What should be done to keep the waters clean?
9. What are oligotrophization and eutrophication of lakes?
10. How much water does fracking need?
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