| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| why is ddt so bad | 0.35 | 0.7 | 6648 | 51 |
| why is ddt so and what is term called | 0.16 | 0.8 | 4447 | 97 |
| why is ddt so dangerous | 1.54 | 0.9 | 6940 | 15 |
| why was ddt so bad | 0.52 | 0.2 | 9308 | 13 |
| why is ddt so hazardous | 1.23 | 0.1 | 7579 | 33 |
| is ddt bad for humans | 0.93 | 0.7 | 6695 | 36 |
| is ddt really harmful | 0.19 | 0.7 | 6785 | 86 |
| how dangerous is ddt | 1.86 | 0.9 | 1048 | 32 |
| how is ddt harmful to humans | 0.49 | 0.2 | 8839 | 75 |
| why is ddt no longer used | 1.8 | 0.9 | 895 | 94 |
| what was the problem with ddt | 0.23 | 0.5 | 7071 | 87 |
| why is ddt still controversial | 0.68 | 0.3 | 6644 | 74 |
| how toxic is ddt | 0.37 | 0.4 | 1745 | 3 |
| harmful effects of ddt | 1.7 | 0.2 | 3951 | 58 |
| what does ddt cause | 1.86 | 0.3 | 5048 | 8 |
| ddt and its effects | 0.81 | 0.4 | 1179 | 91 |
| does ddt affect humans | 1.61 | 0.7 | 1557 | 44 |
| health effects of ddt | 0.53 | 1 | 835 | 90 |
