The data shows the volume of ammonia emissions in the U.S. from 1990 to 2016. In 2016, there was 3.86 million tons of ammonia emissions. The majority of ammonia emissions originate from agricultural sources. Often, ammonia is the main contributor to acid precipitation and eutrophication.
1990 | 4320 |
1995 | 4659 |
2000 | 4907 |
2005 | 3929 |
2006 | 4074 |
2007 | 4220 |
2008 | 4357 |
2009 | 4315 |
2010 | 4271 |
2011 | 4232 |
2012 | 4232 |
2013 | 4231 |
2014 | 3871 |
2015 | 3864 |
2016 | 3858 |