i first want to thank staff, particularly bob hagen, who has put in many hours of hard work to see this happen. i also wanted to congratulate paul gillespie and all the partners here today who helped to make this possible. we look forward to future collaboration that will have to maintain san francisco's label as the greatest city in america. [applause] >> the bay area air quality management district is in charge of making sure that we follow these regulations. >> as the executive director for the bay area air quality management district, it is my pleasure to recognize the city of san francisco, mayor lee, lt. gov. newsom for their leadership, and demonstrating the fact that green has gas reductions can occur, they can occur in the economic climate we find ourselves in, and i want to thank and recognize them for their leadership, for creating the cleanest taxi fleet in the world. that is a phenomenal achievement. we have been proud of our partnership with the city. we provided half a million dollars to help purchase some of the taxis here today. we think this is just step one of a long