Assertion: air pollution | /r/Causes | damage
Facets:
value: to plants
type: TRANSITIVE-OBJECT
value: to crops
type: TRANSITIVE-OBJECT
value: to water sources
type: TRANSITIVE-OBJECT
value: to trees
type: TRANSITIVE-OBJECT
Source sentences:
text: Air pollution is a problem because it can cause damage to animals, trees, plants, crops and water sources in the environment.