| 1 | author_keyword:United Nations Environment Programme | 77733 | 35.34% | 0.00 |
| 2 | has_content_in_original_bundle_keyword:true | 75029 | 34.11% | 0.00 |
| 3 | subject_keyword:DESERTIFICATION | 46995 | 21.37% | 0.00 |
| 4 | subject_keyword:ECOSYSTEMS | 41664 | 18.94% | 0.00 |
| 5 | category_keyword:Serials | 39859 | 18.12% | 0.00 |
| 6 | subject_keyword:Climate Change | 31619 | 14.38% | 0.00 |
| 7 | subject_keyword:ENVIRONMENTAL DEGRADATION | 31371 | 14.26% | 0.00 |
| 8 | subject_keyword:LAND DEGRADATION | 29920 | 13.60% | 0.00 |
| 9 | subject_keyword:ARID ZONES | 27838 | 12.66% | 0.00 |
| 10 | subject_keyword:Ecosystem Management | 24033 | 10.93% | 0.00 |
