A new paper claims that average temperatures have shifted permanently above 1.5C as a result of an obscure factor: recent ...

The Intergovernmental Panel on Climate Change (IPCC) and Albert Arnold (Al) Gore Jr. have been awarded the Nobel Peace Prize "for their efforts to build up and disseminate greater knowledge about ...

Overall, the uncertainty in aerosol radiative forcing is considerably larger than that due to greenhouse gases (IPCC 1996, 2007). This limits our scientific ability to predict future surface ...