| Label | Dataset | Type | Subdivision | Identifier | |
|---|---|---|---|---|---|
| 1. | Constructed wetlands |
LC Subject Headings (LCSH) |
Topic SimpleType Authority |
sh89004196 | |
| Artificial marshes ; Artificial wetlands ; Constructed tidal marshes ; Constructed wastewater treatment wetlands ; Engineered wetlands ; Man-made wetlands ; Reed bed systems ; Wastewater wetlands | |||||
| 2. | Wetlands--Law and legislation |
LC Subject Headings (LCSH) |
ComplexSubject ComplexType Authority |
sh85146329 | |
| 3. | Wetlands--Estonia |
LC Subject Headings (LCSH) |
ComplexSubject ComplexType Authority |
sh89000856 | |
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