Population exposed to poor air quality 1.75
POPULATION (IN BILLIONS)
1.50
1.25
1.00
Population lacking access to clean drinking water
0.75 2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
Figure 5. Comparison of trends in number of people lacking access to clean air (“bad air”) and lacking access to improved water (“bad
GLOBAL meter. Source: 2014 EPI.
TRENDS IN POPULATIONS EXPOSED TO POOR AIR AND WATER
CARBON DIOXIDE EMISSIONS IN METRIC TONS
15000
10000
5000
High Income Middle Income Low Income
100 2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
Figure 6. Carbon dioxide emissions organized by income groups. High = Gross National Income (GNI) per capita of US$12,616 or greater; Middle income = GNI per capita between US$1,086 and US$12,615; Low income = GNI per capita of US$1,085 or less. (Source: International Energy Agency,TRENDS 2013.) IN CO2 EMISSIONS OF VARYING INCOME GROUPS
2014 EPI
08