The European Union has renewed its call for automakers to lead the fight against climate change, seeking a 2020 target that is 27% below the current limit. Detroit News reports that the EU on Wednesday proposed a CO2 emissions cap (for passenger vehicles) of 95 g/km by 2020. COULD TAKE YEARSCurrent EU legislation requires automakers to cut CO2 emissions to 130 g/km. The new draft law would need to be approved by EU national governments and the European Parliament. It is a process, Detroit News says, that could take a year or longer to complete.