Assertion: beaver's dam | /r/CapableOf | create wetland
Facets:
Source sentences:
text: If the beavers then use the branches for a dam that creates a wetland, great benefits can result, such as erosion abatement, area flood control, water cleansing and beneficial biodiversity.
text: When a dam slows the water and creates a pond or wetland, it also slows the movement of the sediment in the stream and causes it to build up in the pond.
text: Beavers build dams, which create ponds and wetlands.