The National Academies of Sciences, Engineering, and Medicine are private, nonprofit institutions that provide expert advice on some of the most pressing challenges facing the nation and world. Our ...

Europe still faces numerous challenges in reducing air pollution. A new study by an international team of researchers identified the reduction of ammonia emissions as a cost-effective measure to ...

Population aging is one of the major challenges facing countries worldwide, especially China. In recent years, with the continuous decline in China’s birth rate and the steady increase in average life ...

Gasoline particulate filters (GPFs), otherwise called Otto/petrol particulate filters, are increasingly finding their way into modern cars to curb particulate emissions. While they were introduced ...

We demonstrate the methodology to investigate particulate matter (PM) emissions from a 7 V/V% hydrotreated vegetable oil-diesel fuel blend (HVO7) compared to conventional diesel (B0) using a ...

People breathing contaminated air over the course of years are at greater risk of developing numerous diseases. This is thought to be due to highly reactive components in particulate matter, which ...

The Oregon Department of Environmental Quality (DEQ) has awarded 11 recipients nearly $1 million in grants to reduce diesel emissions, including two Oregon recycling companies. DEQ says this funding ...