广东自然灾害成因及其对经济的影响

THE CAUSES OF NATURAL DISASTERS AND RELATED AFFECTS ON THE ECONOMIC IN GUANGDONG PROVINCE

本文从地理位置、地形特征、地质构造、水文特征、天气气候特征、人类活动、经济结构与布局,以及社会环境等8个方面分析了广东自然灾害形成的环境条件及类型,并分析研究了成灾特点和对广东经济发展的影响。结果表明,广东自然灾害的形成及其成灾频度和强度,既决定于自然环境的变异,也受制于人类活动和社会经济环境,并具有区域性、周期性、群发性、连锁性、阶段性和社会性等特点,自然灾害对于广东经济发展的严重影响有日益加剧的趋势。

The types of natural disasters in Guangdong province and the environmental conditions for the formation of natural disasters were discussed. Such as geography positions, topography features, geology structures, hydrology features, weather and climate features, human activities, e-conomical structures and arrangements and social environments. The features of natural disasters and related affects on the economic development in Guangdong Province were also studied. The results show that the occurrance of natural disasters and related frequency and intensity depend on changes in conditions of natural environment, human activities and social economic envion-ments. The disasters can be characterized using regional, periodical, grouping, chained, staged and social peatures. The severe affects on economic development caused by natural disasters are of tendency more and more intensifying.