Depending on the different pollutants in the air, like pollen or wildfire smoke, some days can be easier to breathe than ...

"We use nominal amounts of sulfur dioxide, a naturally occurring gas that forms when the mineral sulfur is heated, to preserve the color, flavor and moisture of some of our dried fruit. Similarly ...

U.S. Environmental Protection Agency (EPA) air quality monitors are disproportionally located in predominately white neighborhoods, according to University of Utah research. The EPA's network ...

The eruption released sulfur dioxide and other particles such as ash into the air ... While the Krakatau eruption over a century ago affected the world's climate and colour palette for many years, its ...