Assertion: desertification | /r/HasProperty | unep
Facets:
Source sentences:
text: In February 1990, the UNEP formed an ad hoc Committee for global evaluation of desertification (UNEP, 1992).
text: Since the beginning of negotiations, the industrialised countries opposed the UNCCD because they were not willing to undertake any financial responsibility for addressing desertification (UNEP, 2002).
text: The United Nations Environmental Programme (UNEP) has estimated that more than a quarter of the African continent is becoming useless for cultivation because of land degradation such as desertification and erosion (UNEP, 1987).