摘要
旱灾是广东主要的自然灾害之一 ,其成因是自然因素、社会经济因素、人为因素和水利工程因素共同作用的结果。旱灾危害主要表现为灾害链效应 :诱发地质灾害、咸潮、森林火灾、病虫害、瘟疫、人畜饮水困难 ,导致粮食减产 ,生态环境恶化 ,经济发展受阻 ,最终影响人类生活。指出进一步加强水利工程建设 ,加强水资源的开发、管理和利用 ,开展干旱监测和预报 ,优化农业结构 。
Drought disaster is one of the major natural disasters .It owes to the impact of natural factors 、social economic factors and human activities, the maximal damage of drought disaster is the disaster chain effect: drought brings a lot of other natural disasters. Drought disaster and its evocable disasters deteriorate environment hold back economic development and dis turb human lives。In order to take precautions against drought disasters, it also gives out several measures, such as accelerating construction of water conservancy facilities, increasing water resources management, optimizing agriculture structure.
出处
《广东农业科学》
CAS
CSCD
2005年第2期90-92,共3页
Guangdong Agricultural Sciences
基金
广东省自然科学基金项目 (0 0 0 3 0 1)
广州市教育局科技计划项目 (2 0 2 7
2 0 2 2 )
关键词
旱灾
成因
灾害链
防御对策
drought disaster
causes
disaster chain
counter measures
