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活动背景自然界每年都有几百万次闪电。雷电灾害是“联合国国际减灾十年”公布的最严重的十种自然灾害之一。最新统计资料表明,雷电造成的损失已经上升到自然灾害的第三位。全球每年因雷击造成的人员伤亡和财产损失不计其数。据不完全统计,我国每年因雷击造成的人员伤亡达3000~4000人,财产损失在50亿元到100亿元人民币。雷电灾害频繁,严重危害我们的生命安全。因此,对青少年开展预防雷击的教育是十分必
Activity Background There are millions of lightning in nature every year. The thunder and lightning disaster is one of the ten most devastating natural disasters announced by the United Nations International Decade for Disaster Reduction. The latest statistics show that the loss caused by lightning has risen to the third place of natural disasters. Every year, there are countless casualties and property losses in the world due to lightning strikes. According to incomplete statistics, the number of casualties caused by lightning strikes in our country amounts to 3,000 to 4,000 people each year and the loss of property amounts to 5 billion yuan to 10 billion yuan. Lightning disaster frequently, seriously endangering our lives. Therefore, it is imperative to educate young people in the prevention of lightning strikes