| Similarity | Rank | |
|---|---|---|
| nanotechnology | 0.627 | 15466 |
| chemical_engineering | 0.616 | 55819 |
| material_science | 0.615 | 27195 |
| clean_technology | 0.598 | 51777 |
| environmental_technology | 0.589 | 82794 |
| organic_chemistry | 0.588 | 70606 |
| synthetic_biology | 0.586 | 35402 |
| nanomaterial | 0.585 | 37106 |
| green_technology | 0.583 | 39391 |
| chemical_industry | 0.580 | 32948 |
| catalysis | 0.571 | 49539 |
| chemistry | 0.566 | 3607 |
| toxicology | 0.565 | 30941 |
| nanotechnologie | 0.562 | 95051 |
| resource_efficiency | 0.562 | 54134 |
| environmental_engineering | 0.557 | 79017 |
| green_product | 0.556 | 89945 |
| biotechnology | 0.553 | 9065 |
| sustainable_energy | 0.549 | 32989 |
| waste_reduction | 0.548 | 64360 |
| environmental_science | 0.548 | 21547 |
| the_circular_economy | 0.546 | 92697 |
| environmental_health | 0.544 | 26406 |
| bioenergy | 0.542 | 43864 |
| green_building | 0.536 | 23931 |