Reuters: Global temperatures may be 4 degrees Celsius hotter by the mid-2050s if current greenhouse gas emissions trends continue, said a study published on Monday. The study, by Britain’s Met Office Hadley Centre, echoed a U.N. report last week which found that climate changes were outpacing worst-case scenarios forecast in 2007 by the U.N.’s Intergovernmental Panel on Climate Change (IPCC). [ID:nN24360533] “Our results are showing similar patterns (to the IPCC) but also show the …