Assertion: beaver | /r/CapableOf | maintain wetland
Facets:
value: economically
type: MANNER
value: reliably
type: DEGREE
Source sentences:
text: Beavers reliably and economically maintain wetlands that sponge up floodwaters, alleviate droughts and floods (because their dams keep water on the land longer), lesson erosion, raise the water table and act as the “earth’s kidneys” to purify water.
text: Beavers build and economically maintain wetlands that soak up floodwaters from upstream, prevent erosion, raise the water table, and create an ecosystem that breaks down toxins and pesticides, purifying the water.