Clearing The Air

摘要

My administration is committed to clean air, clean water and dean energy for everyone in our state. As I have always said, we don't have to choose between a healthy environment and a healthy economy. We can have both."rnThese are the words of Arnold Schwarzenegger, the Hollywood actor turned state governor.rnCalifornia has Schwarzenegger and London has Mayor Ken Livingstone. It may be their only similarity, but both arc intent on working towards clean air for their respective constituents.rnControlling air pollution has long been a problem, especially in London. Historically major sources of pollution included emissions from domestic and industrial chimneys, while more recently emissions from motor vehicles has become the major contributing factor to poor air quality.