Assertion: acid rain | /r/CreatedBy | human activities
Facets:
value: largely
type: DEGREE
Source sentences:
text: Acid rain is largely caused by human activities, but it has natural causes as well.
text: Caused primarily by human activity, acid rain can have a devastating effect on ecosystems by altering the pH of lakes, ponds, rivers, and streams.
text: Acid rain is largely caused by human activities, but it has natural causes as well.
text: Acid rain is mostly caused by human activities.