Towards brown gold: Safe and sustainable sanitation in the small towns of Asia and Africa

Earth & Environmental Sciences

1. sanitation 100%
2. informal settlement 28%
3. gold 25%
4. organic compound 18%
5. innovation 17%
6. resource 17%
7. Asia 17%
8. Africa 15%
9. sludge 15%
10. refugee 14%
11. nutrient 13%
12. circular economy 13%
13. small town 13%
14. microbiology 12%
15. social science 11%
16. containment 11%
17. art 10%
18. hardware 10%
19. biogas 10%
20. citizen 10%
21. woman 10%
22. pathogen 9%
23. fertilizer 8%
24. urban area 7%
25. wastewater 6%
26. engineering 6%
27. services 6%
28. water 6%
29. economics 6%
30. city 5%
31. product 5%