The idea is to help tackle three challenges simultaneously—the city's air pollution, the climate crisis, and killer congestion. Polluting cars now have to pay to drive within 140 square miles of ...

Stronger diesel and heavy-duty vehicle regulations were also added to help the Air Pollution Control Division crack down on ...

The 2010 Prius has been built with reduced environmental impact in every way. The 2010 Prius will be certified as a Super Ultra Low Emission Vehicle (SULEV) and an Advanced Technology Partial Zero ...