Watch CBSN Live

World's 1st ultra low emission zone in London...

As carbon dioxide levels continue to rise every year, big cities are looking for ways to go green. This month London introduced the world's first ultra-low emission zone to fight the city's toxic levels of air pollution. It is one of the most radical anti-pollution policies on the planet. Mark Phillips reports as part of our Earth Matters coverage.
View CBS News In
CBS News App Open
Chrome browser logo Chrome Safari browser logo Safari Continue