TOPICS / Air quality

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A measure of the condition of ambient air with respect to its effects on public health and the environment. Generally defined in terms of concentrations of six principal pollutants: carbon monoxide, nitrogen dioxide, sulfur dioxide, lead, ozone, and particulate matter.

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Workshop on particle emissions from heavy-duty buses and trucks, alternatives for Mexico City
The Secretary of the Environment (SEDEMA) of Mexico City hosted a workshop on eliminating particle emissions from heavy-duty buses and trucks in Mexico City.
Technology pathways for diesel engines used in non-road vehicles and equipment
Current non-road regulatory programs lag behind comparable programs for on-road diesel engines, and are not stringent enough to compel the use of the best available technologies for the control of PM and NOx emissions.
White paper
Emissions inventory for agricultural tractors and construction equipment in India
Emissions from the diesel engines of these two key types of non-road mobile sources are expected to be significant, and will potentially have strong negative impacts on local air quality and health in India.
Working paper
 

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