Keyphrases

1. Peru 100%
2. Acid Mine Drainage 90%
3. Mining Environmental Liabilities 65%
4. Effluent 60%
5. Acid Mine Water 60%
6. Adsorbent Materials 60%
7. Neutralizer 60%
8. Mine Water Treatment 60%
9. Carbonate 50%
10. Arsenic 45%
11. Calcium Oxide 42%
12. Environmental Liability 37%
13. Santa 30%
14. Rosa 30%
15. In Situ Treatment 30%
16. Solid Waste 30%
17. Zinc Removal 30%
18. Mining Concessions 30%
19. Toxic Metals 30%
20. Tourist Attractions 30%
21. Zea Mays Var. Saccharata 30%
22. Efficiency Evaluation 30%
23. Silica Removal 30%
24. Metal Reduction 30%
25. Geotourism 30%
26. Geological Formation 30%
27. Arsenic Removal 30%
28. Mine Drainage 30%
29. In Situ Removal 30%
30. Acidic Water 30%
31. Neutralizing Agent 27%
32. Maximum Limits 27%
33. Geotope 24%
34. Dissolved Metals 24%
35. Removal Degree 24%
36. Sludge 24%
37. Environmental Standards 19%
38. Crushed Limestone 17%
39. PH Level 17%
40. Metal Content 17%
41. Quicklime 15%
42. Wastewater Analysis 15%
43. Organic Amendments 15%
44. Silica 15%
45. Non-metallic 15%
46. Total Suspended Solids 15%
47. Mining Liabilities 15%
48. Negative Effects 12%
49. Bentonite 12%
50. Mining Method 12%