Assertion: ibis's population | /r/CapableOf | reduce since the middle of 20th century
Facets:
value: rapidly
type: MANNER
Source sentences:
text: Since the middle of 20th century, the population of the Crested Ibises has reduced rapidly due to the change of the inadaptable environment caused by human activities, such as the decrease of the rice fields, the wide applications of fertilizers and pesticides and the reduction in forest area.