A hypothetical map of what an ice-free Earth would look like, with all glaciers, ice sheets and icecaps fully melted. The mean sea level is a full 67.5 meters (221.5 feet) higher than it is today. Thermal expansion of the oceans would exacerbate this effect, but this view of a future Earth is not a foregone conclusion in the coming millennia. (Credit: Kevin Gill/flickr)
Based on data since 2000 alone, global warming is still occurring at a whopping 7-sigma significance. How hot will planet Earth get?
Back in 1990, with 110 years of temperature records behind them, the world’s top climate scientists convened to put together a report on the…
