Sentence examples for pollutant gap from inspiring English sources

The types of advanced diesel vehicles that would be eligible for credits under the energy bill would have new filtration technologies that greatly narrow the pollutant gap with gasoline cars.

For open road conditions, wide, low porosity and tall vegetation leads to downwind pollutant reductions while gaps and high porosity vegetation could lead to no improvement or even deteriorated air quality.

For criteria air pollutants, a significant gap is the geographic extent of the monitoring network.

Although PM10 and PM2.5 are both regulated in the U.S. by the National Ambient Air Quality Standards (U.S. EPA 2011b), the coarse PM size fraction itself is not currently a regulated air pollutant because of gaps remaining in the scientific knowledge.

Until multi-pollutant statistical modeling fully addresses this gap, some guidance on pollutant attack risk is required.

Due to the relatively new introduction or detection of these pollutants, there exists a gap in the knowledge on their fate, behaviors and effects, as well as on treatment technologies for their efficient removal.

Epidemiological and toxicological research has contributed to the development of tools to bridge the gap from measured pollutant exposure levels to disease incidence, and from disease incidence to health costs in disability-adjusted life-years (DALYs) lost.

Until multi-pollutant statistical modeling fully addresses this gap, more specific guidance to mitigate risk from exposure to pollutants is required.

That policy and the ubiquity of northern coal-fired factories have contributed to the vast gap between the coal pollutants emitted in north and south.

Automakers argue that the new emissions requirements will force them to close the gap further on smog-forming pollutants; environmentalists worry that the new regulations will still allow diesels to emit a greater amount of particulate matter, tiny soot particles linked to a variety of health problems.

While this concerns a large number of known but unregulated pollutants and significant data gaps, NORMAN also makes efforts to identify so far unknown chemicals with potentially adverse effects.