Documents Air pollution - Course

Air pollution Air pollution is a chemical, physical (e.g. particulate matter), or biological agent that modifies the natural characteristics of the atmosphere. Worldwide…

Documents Earth’s atmosphere. Air pollution.. Earth’s atmosphere n n is a layer of gases surrounding the.....

Slide 1 Earth’s atmosphere. Air pollution. Slide 2 Earth’s atmosphere n n is a layer of gases surrounding the planet Earth and retained by the Earth's gravity. n…