Scientistsaroundtheworldhavebeenstudyingthewarmingofwat...
問題詳情：ScientistsaroundtheworldhavebeenstudyingthewarmingofwatersinthePacificOceanknownasElNino.TheappearanceofElNinoisknowntoaffecttheweatheraroundtheworld.Scientistsstilldonotcompletelyunderstandit...