Taking reins of climate change coalition, NY Mayor Bloomberg vows to promote electric taxis - latimes.com

http://www.latimes.com/news/nationworld/world/wire/sns-ap-as-hong-kong-mayors-climate-conference,0,4034551.story

He suggested that cities could agree on common taxi designs and place orders for the vehicles together — although he acknowledged later in comments to reporters that there would be practical difficulties in introducing the same electric taxis, because of differences in economics, regulations and safety standards.