The global ranking

Below you see the 3 selected top and bottom solutions and the development in the ranking over the last 10 days.

Top 3 problems

1. Health initiatives

2. The Doha Round

3. Water treatments

Other problems

4. Malaria program

5. Conditional Cash Transfer

6. Voucher programs

7. Combining R&D and Mitigation

8. Improved stoves

9. Security Guarantee

10. Tuberculosis treatment

11. Rural Water Supply

12. Mitigation of CO2

13. Microfinance

14. Salt Iodization

15. Iron Home Fortification

16. Particle filters on cars

17. Peacekeepers Post-Conflict

Bottom 3 problems

18. Liberalizing migration

19. Greater International Cooperation

20. Increased Proactive Response

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