Global warming wont last 1 million years. The earth has always had a cycle of 100,000 years of cold followed by 10,000-15,000 years of temporate weather.
The difference now, scientists say, is that human activity is speeding up the 'warming' process faster and more severe than Earths natural cycle threatening to tip the balance.
The difference now, scientists say, is that human activity is speeding up the 'warming' process faster and more severe than Earths natural cycle threatening to tip the balance.