Therehasbeenagreatincreaseinthenumberofnaturaldisasters...
問題詳情:Therehasbeenagreatincreaseinthenumberofnaturaldisastersoverthepastfewyears,anditisreportedthatglobalwarmingandclimatechangecouldcauseevenmoredisastersinthefuture.Someoftheworld’sleadingcitiesar...