Web Results

en.wikipedia.org/wiki/Air_pollution

Air pollution occurs when harmful substances including particulates and biological molecules are introduced into Earth's atmosphere. It may cause diseases, ...

eschooltoday.com/pollution/air-pollution/causes-of-air-pollution.html

Air pollution can result from both natural causes as well as human activities. Find out how industrial activities, burning fossil fuels and household activities all ...

www.cleanerandgreener.org/resources/air-pollution.html

We also cause air pollution indirectly, when we buy goods and services that use energy in their production and delivery. Most of this air pollution we cause ...

phys.org/news/2016-04-air-pollution.html

Apr 14, 2016 ... In addition, air pollution can be divided into Primary and Secondary types of pollutants. Whereas primary pollutants are caused by primary ...

www.universetoday.com/81977/causes-of-air-pollution

Apr 13, 2016 ... By definition, pollution refers to any matter that is “out of place”. In other words, it is what happens when toxins, contaminants, and other harmful ...

www.conserve-energy-future.com/causes-effects-solutions-of-air-pollution.php

Causes, effects and solutions of air pollution: Air pollution is one such form that refers to the contamination of the air, irrespective of indoors or outside. A physical  ...

www.nrdc.org/stories/air-pollution-everything-you-need-know

Nov 1, 2016 ... How smog, soot, greenhouse gases, and other top air pollutants are affecting the planet—and your health.

www.nationalgeographic.com/environment/global-warming/pollution

Smog hanging over cities is the most familiar and obvious form of air pollution. But there are different kinds of pollution—some visible, some invisible—that ...

sciencing.com/10-causes-air-pollution-6890.html

Apr 24, 2017 ... Any process that produces substances that are small and light enough to be carried in air, or are gases themselves, can contribute to air ...