Greenpeace activists unfurl a banner reading "CO2 : Das problem" on a tower just above the entrance of the Paris Motor Show on the opening day. This action is the latest in an ongoing campaign by Greenpeace urging Volkswagen to stop blocking and start backing new European car efficiency laws, which aim to cut both motorists fuel bills, and Europeís carbon footprint.09/29/2012
© Nicolas Chauveau / Greenpeace