Assertion: desertification | /r/HasProperty | serious
Facets:
value: to natural ecosystems
type: TRANSITIVE-OBJECT
value: with a variety of causes
type: OTHER
Source sentences:
text: Desertification is serious in exploited sandy steppe land near coal mines in North China.
text: Desertification is a global issue with a variety of causes that range from numerous factors.
text: Desertification is a global problem that impacts a significative part of the Earth's surface, which cause a large environmental and social losses in several regions of the world.
text: Desertification is a serious global problem, affecting one-sixth of the world's population.
text: Desertification is a serious and perilous threat to natural ecosystems.
text: Its desertification is also serious.
text: Desertification is a global issue.