| Similarity | Rank | |
|---|---|---|
| watershed | 0.847 | 17165 |
| Headwaters | 0.827 | 86253 |
| Stormwater | 0.822 | 62618 |
| Wetlands | 0.815 | 32776 |
| Conservation | 0.812 | 8816 |
| Wetland | 0.811 | 51020 |
| Catchment | 0.809 | 79864 |
| Conservancy | 0.807 | 26101 |
| Groundwater | 0.793 | 66053 |
| Riverkeeper | 0.789 | 94526 |
| watersheds | 0.784 | 41406 |
| Basin | 0.782 | 13536 |
| Reclamation | 0.774 | 54409 |
| Klamath | 0.766 | 38630 |
| Ecosystem | 0.757 | 43331 |
| Reservoir | 0.751 | 27203 |
| Whatcom | 0.747 | 50016 |
| River | 0.746 | 1770 |
| Estuary | 0.741 | 49728 |
| Shoreline | 0.736 | 47621 |
| floodplain | 0.732 | 46911 |
| Lakes | 0.732 | 10220 |
| Ecosystems | 0.728 | 73560 |
| Wastewater | 0.727 | 52649 |
| Chattahoochee | 0.727 | 78672 |