1999年全球重大气候事件概述

１９９９年，全球气候仍持续较常年偏暖。赤道中、东太平洋的强拉尼娜事件维持并发展，对全球特别是热带地区的气候产生了较明显的影响。欧洲、北冬季连续遭受暴风雪袭击，出现严寒天气，夏季又经受了高温热浪的袭击。全球许多地区暴雨频繁，亚洲南部、欧洲中部、北美南部、南美北部以及非洲的一些地区都遇到了严重的洪涝灾害；而北美中部、西亚等地却干旱少雨，发生了凡十年来最严重的旱灾。北美、南亚、澳大利亚东北部先后遭到罕见

Significant Climate Events over the Globe in 1999

During 1999,global climate has been warming persistently.The strong La Nina event continued in the central and eastern Pacific and it impacted on world climate,especially in the tropical region.In Europe and North America,cold and snow weather was experienced during winter,while hot weather occurred in summer.Severe floods occurred in south Asia,central Europe,southern North America and northern South America.Drought appeared in West Asia and central North America.South Asia,North America and the northeastern Australia were hit by rare tropical storms,which resulted in severe disasters.