Mauritania Mauritania, PM2.5 air pollution, mean annual exposure (micrograms per cubic meter)

Year Value Rank Change Change,%
2020 70.8 3 -1.38 -1.91%
2019 72.2 3 -3.64 -4.79%
2018 75.8 3 -4.14 -5.18%
2017 80 3 +3.43 +4.48%
2016 76.5 3 -6.48 -7.8%
2015 83 3 +18.9 +29.4%
2014 64.2 9 -0.355 -0.55%
2013 64.5 10 -18.5 -22.3%
2012 83 3 +10 +13.8%
2011 73 3 +0.0655 +0.0898%
2010 72.9 4 +0.115 +0.158%
2009 72.8 4 +0.184 +0.254%
2008 72.6 3 +0.189 +0.261%
2007 72.4 3 +0.128 +0.177%
2006 72.3 4 +0.00311 +0.00431%
2005 72.3 4 -1.38 -1.88%
2004 73.7 4 -3.18 -4.14%
2003 76.9 3 -3.77 -4.67%
2002 80.6 3 -3.15 -3.76%
2001 83.8 3 -1.32 -1.55%
2000 85.1 3 +0.215 +0.254%
1999 84.9 3 +0.55 +0.652%
1998 84.3 2 +0.735 +0.879%
1997 83.6 2 +0.77 +0.929%
1996 82.8 2 +0.655 +0.797%
1995 82.2 2 +0.596 +0.731%
1994 81.6 2 +0.681 +0.842%
1993 80.9 2 +0.744 +0.928%
1992 80.2 3 +0.786 +0.99%
1991 79.4 5 +0.806 +1.03%
1990 78.6 5

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