The Earth could be entering into an irreversible greenhouse state, meaning there will be no more ice ages in the future. This would end a weather cycle that has taken place on Earth for 2.8 million years. But now, global warming caused by emissions of carbon dioxide and other gases could tip the Earth into a completely new climate state in which cycles of freezing and thawing are switched off.
The two previous instances of global warming lasted about 10,000 years and occurred between ice ages, meaning that the current period of global warming should end naturally soon, since it started more than 10,000 years ago. But Andr
NOTE: This news story, previously published on our old site, will have any links removed.