The Administration is also talking about limited tax breaks to reduce automobile emissions and pay for child care for working families.

However, 60 percent of our air-quality issues are attributable to automobile emissions.

These are introduced for reasons such as response, fuel efficiency or automobile emissions control.

The state has already placed strict limits on automobile emissions, although that move is being challenged in federal court.

Until now, much of the effort to cut automobile emissions, particularly in California, has centered on fully electric vehicles.

In the past decade, though, stricter rules on automobile emissions have significantly cleared the air.

There are a number of initiatives you can take to reduce automobile emissions.

In Congress, controls on automobile emissions remain a work in progress.

Ozone is produced when nitrogen compounds in automobile emissions are baked by the sun.

He said air pollution, including automobile emissions, was a possible culprit.