There’s no better time of year to gather and enjoy the warmth of a fire than when the days are short and the temperature is low. Your backyard may have a grilling setup that rivals your kitchen, or ...

Because the pollutants in smoke vary with the fuel that is burned, EPA researchers have developed, tested, and applied air measurement technologies to understand smoke emissions and to measure the ...

Wildfires in Canada, the United States and Mexico often send smoke throughout the continent. Smoke forecast Light Medium Heavy Source: Global Systems Laboratory, National Oceanic and Atmospheric ...