Why is Lake Baikal so clear?

Related questions

1. How do you get to Lake Baikal?
2. Which country is richest in water resources?
3. What is Rudolf Nureyev famous for?
4. Is Dagestan safe to visit?
5. Which countries are the most water poor?
6. Is Lake Baikal shrinking?
7. Why is Murmansk ice free?
8. What city is closest to Lake Baikal?
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10. What really happened to Kursk?

Tags

1. #largest
2. #volume
3. #baikal
4. #wildlife
5. #mistaken
6. #often
7. #oldest
8. #under
9. #russia
10. #development
11. #unique
12. #waters
13. #deepest
14. #pollution
15. #freshwater
16. #threat
17. #clear
18. #famous
19. #large
20. #poaching
21. #crystal
22. #world