Agricultural practices contribute to air pollution with nitrogen from fertilizers, methane from animals, and fossil fuel emissions from plowing fields, harvesting crops, and transporting animals. These contributions all impact global climate change. Read these articles:
Agriculture and Food Production Contribute up to 29 Percent of Global Greenhouse Gas Emissions
http://www.sciencedaily.com/releases/2012/10/121030210343.htm
Agriculture’s Greenhouse Gas Emissions on the Rise
http://www.fao.org/news/story/en/item/216137/icode/
Sniffing Out Origins of Methane: Instrument Identifies Methane’s Origins in Mines, Deep-Sea Vents, and Cows
http://www.sciencedaily.com/releases/2015/03/150305152109.htm
Cleaning Up Europe’s Air Pollution Hotspots
http://www.sciencedaily.com/releases/2015/02/150219101645.htm
How can current agricultural practices be changed or modified to reduce air pollution emissions?
