it's the weather. it keeps changing. yes humans contribute
ice period, warm period. it doesn't depend on humans. mostly depends on Sun activity, and a whole range of random physical states of Earth.
it is questionab
what is IMPORTANT is ENVIRONMEN
what would you want? ice age?? .... now, probably, Canada and Russia Siberia, vast areas will become habitable. Earth poles. ..........
deal with it. make clean environmen
Earth, nature will always help itself.
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