Green Car Journal has named the Audi A3 TDI the 2010 Green Car of the Year. The magazine and web site gave the A3 TDI the award over the Honda Insight, Mercury Milan Hybrid , Toyota Prius, and Volkswagen Golf TDI. … “This was the strongest field of nominees ever for our Green Car of the Year® program,” said Cogan. “It’s a clear indication that the auto industry is on track to deliver an expanding number of ‘ green ‘ car choices at the showroom in coming years. …