| Impact ID | 7821 |
| Impact Type | Habitat Alteration |
| Study Type | Anecdotal |
| Study Location | N/A |
| Impact Description | Black alder (Alnus glutinosa) is a pioneer species capable of modifying the environment by colonizing exposed soils, fixing nitrogen, and producing copious amounts of litter. |
| Reference | 25069 |
| Cost | |
| Location | |