Global warming is a real threat!
It can cause severe weather condition.
For, example it doesn 't just make a day, warmer.
It relocates flood and drought everywhere.
It makes hurricanes and storms stronger.
Now scientists are not quite sure. About its effect if it interferes the cold / warm ocean current.
Last, timeWhen fresh water leaked from Great Lake area in North America and changed the concentration of sea water in, Atlantic ocean. It stopped the ocean current and caused an ice age in Europe.
become.
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