The average density of ultrafine dust particles stood at 15.6 micrograms per cubic meter in 2024, down 14.3 percent from a ...

On icy roads, studded winter tires can save lives—but they pulverize pavement and fill the air with dangerous, inhalable ...

Dust, pollen, smoke removal is how well a model cleared air of fine clay dust and cigarette smoke when operating at its highest speed. A model that scores well for dust removal should perform ...

The NIER announced that the density of ultrafine dust particles is forecast to remain at “bad” levels nationwide until Thursday, excluding some eastern coastal regions in Gangwon Province and ...

There are many pollutants of concern in wildfire smoke,” including ozone, carbon monoxide and other toxic gases, says pediatrician Debra Hendrickson.