Over the past 150 years, global warming has more than undone the global cooling that occurred over the past six millennia, according to a major new study. The findings show that the millennial-scale global cooling began approximately 6,500 years ago when the long-term average global temperature topped out at around 0.7°C warmer than the mid-19th century.
Click here for original story, Major new paleoclimatology study shows global warming has upended 6,500 years of cooling
Source: ScienceDaily