教科文组织总干事伊琳娜·博科娃“防治荒漠化”世界日致辞,2016年6月17日
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Format: | programme and meeting document biblioteca |
Language: | chi |
Subjects: | Desertification, Drought control, Soil conservation, Land use, Community participation, World Day to Combat Desertification and Drought, |
Online Access: | https://unesdoc.unesco.org/ark:/48223/pf0000245061_chi |
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Summary: | Electronic version only |
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