Assertion: glacier | /r/HasProperty | fed by snowfall
Facets:
value: often
type: TEMPORAL
Source sentences:
text: Though glaciers are fed mainly by snowfall, they may also grow as a result of freezing of rain, hail, hoarfrost, and rime; avalanches may contribute snow to a glacier as well.
text: Glaciers are often fed by more snow and ice precipitating and accumulating at higher elevations.