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气候、大气和陆地
海洋和淡水
土地和农业

Definition(s)

A naturally occurring phenomenon that exists when precipitation has been significantly below normal recorded levels, causing serious hydrological imbalances that adversely affect land resource production systems (Source: http://www.fao.org/ag/againfo/programmes/en/lead/alive_toolkit/pages/pageB_drought_hazard_def.html)
A period of abnormally dry weather sufficiently prolonged so that the lack of water causes a serious hydrologic imbalance (such as crop damage, water supply shortage) in the affected area. (Source: GEMET/MGH)

In other languages

English
drought
French
sécheresse
Russian(俄语)
засуха
Spanish
sequías
Arabic(阿拉伯语)
جفاف

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Multilateral environment agreements tagged with 干旱

You can see below a list of multilateral environment agreements. Use the links on the right to view the content tagged with 干旱. This includes official treaty texts, decisions, recommendations, and other related informational documents such as publications, annuals, meetings, documents or reports.
Convention on Migratory Species
United Nations Framework Convention on Climate Change
Ramsar Convention
United Nations Convention to Combat Desertification
United Nations Environment Assembly