Most of those future regulations, including one to reduce toxic chemical emissions and other pollutants, are a year or more overdue.
Rather, like the results of an earlier study in 2002, they are intended to help state efforts to concentrate on and reduce pollutants.
"But there are additional steps the state could take to reduce pollutants."
Fourth, it might be more effective to reduce other pollutants, for example those from West German cars.
Taken together, these measures should reduce pollutants in standard cars by about 75 percent from today's levels.
Reducing pollutants will also limit acid rain, one of the most serious environmental problems in the region for many years.
We can waste less and reduce pollutants at their source.
Collectively, those measures have reduced several pollutants, including lead and sulfur dioxide.
Several companies will voluntarily reduce pollutants that cause "ozone smog" to levels below what the law requires.
Technology to significantly reduce pollutants has been in operation for many years in Japan.