The data shows the volume of nitrous oxides emissions in the U.S. from 1970 to 2014. In 2000, there was 22.6 million tons of nitrous oxides emissions. Nitrous oxides includes groups of highly reactive gases such as nitrogen dioxide, nitrous acid, and nitric acid.
1970 | 26883 |
1975 | 26377 |
1980 | 27079 |
1985 | 25757 |
1990 | 25529 |
1995 | 24956 |
2000 | 22598 |
2005 | 20355 |
2006 | 19227 |
2007 | 18099 |
2008 | 16909 |
2009 | 15772 |
2010 | 14846 |
2011 | 14519 |
2012 | 13657 |
2013 | 13072 |
2014 | 12412 |