http://www.ecologistblog.com Wed, 26 Mar 2008 17:18:28 +0000 http://wordpress.org/?v=2.3.3 en 2220757http://www.feedburner.com http://feeds.feedburner.com/~r/EcologistBlog/~3/337356103/ http://www.ecologistblog.com/2008/03/26/how-human-beings-are-affecting-nitrogen-levels/#comments Wed, 26 Mar 2008 17:17:11 +0000 admin http://www.ecologistblog.com/2008/03/26/how-human-beings-are-affecting-nitrogen-levels/ More reactive nitrogen is created by human activity than all natural processes worldwide. Unfortunately, these levels of production are changing the ecological systems while also affecting human health. Here&#8217;s more.<img src="http://feeds.feedburner.com/~r/EcologistBlog/~4/337356103" height="1" width="1"/> http://www.ecologistblog.com/2008/03/26/how-human-beings-are-affecting-nitrogen-levels/feed/ http://www.ecologistblog.com/2008/03/26/how-human-beings-are-affecting-nitrogen-levels/