Assertion: acid rain | /r/HasProperty | problem
Facets:
value: over the world
type: LOCATION
Source sentences:
text: As long as fuel fossils remain in widespread use, acid rains will be a problem.
text: Now that you know why acid rain is a problem, you might be wondering what’s being done to control it.
text: Acid rain is a problem all over the world, when acid gases are released, they go up in the sky, and then they are carried by strong winds.
text: The quick version: Yes, acid rain is still around, and yes it's still a problem.