And nitrous oxide is released from fertilizers and cow manure. Fluorinated gases are manufactured and used in refrigeration and air conditioning. Over millions of years, the earth’s atmosphere h ...

Air pollution is one of the biggest problems we face today. From smoky cities to rising greenhouse gases, bad air affects every part of the planet. People are worried because dirty air harms our ...

This issue took on new life at the end of 2022, when researchers published a new study estimating that 12.7% of U.S. cases of childhood asthma – about one case in eight – were attributable to gas ...