Automaker says average fleet emissions of more than 3,000 vehicles will be 116g/CO2 per km
Toyota announces record US sales for hybrid as plug-in version launches
Automakers confirm joint research project on next generation lithium-ion batteries has already started
Manufacturers said to be in advanced talks and may announce a partnership at the Detroit motorshow next month
German manufacturers will also supply Toyota's European arm with efficient diesel engines from 2014
Paul Clarke is bowled over by a BMW 5 series with supermini-levels of emissions
Green-Car-Guide runs down the cars offering the highest miles per gallon and the lowest emissions
German automaker will supply up to 100,000 engines for new range of range-extended plug-in hybrids
Year-long trial reveals longer journeys undertaken in electric than conventional cars, with average charging cost 2p per mile
London 2012 sustainability partners BMW and EDF team up to deliver 35 electric cars for the utility's fleet