DEFINITION
Urban SO2 concentration
Units: Micrograms/m3
Units: The values were originally collected at the city level. Each nation varied in terms of the number of cities reported, so this data should be used with some caution. Within each country the values have been normalized by city
population for the year 1995, then added together to obtain the total concentration for the given country.
| Rank |
Countries
|
Amount
|
|
# 1
|
Iran: |
209 micrograms/m3 |
|
|
# 2
|
Sierra Leone: |
155.89 micrograms/m3 |
|
|
# 3
|
Liberia: |
152.18 micrograms/m3 |
|
|
# 4
|
Nigeria: |
149.5 micrograms/m3 |
|
|
# 5
|
Niger: |
146.57 micrograms/m3 |
|
|
# 6
|
Burkina Faso: |
145.42 micrograms/m3 |
|
|
# 7
|
Cote d'Ivoire: |
137.72 micrograms/m3 |
|
|
# 8
|
Somalia: |
137.61 micrograms/m3 |
|
|
# 9
|
Mauritania: |
135.89 micrograms/m3 |
|
|
# 10
|
Burma: |
135.07 micrograms/m3 |
|
|
# 11
|
Mali: |
134.39 micrograms/m3 |
|
|
# 12
|
Chad: |
126.77 micrograms/m3 |
|
|
# 13
|
Iraq: |
121.24 micrograms/m3 |
|
|
# 14
|
Guinea-Bissau: |
119.06 micrograms/m3 |
|
|
# 15
|
Sudan: |
116.64 micrograms/m3 |
|
|
# 16
|
Benin: |
116.45 micrograms/m3 |
|
|
# 17
|
Cameroon: |
114.97 micrograms/m3 |
|
|
# 18
|
Togo: |
112.4 micrograms/m3 |
|
|
# 19
|
Gabon: |
109.48 micrograms/m3 |
|
|
# 20
|
Angola: |
108.55 micrograms/m3 |
|
|
# 21
|
Malawi: |
106.66 micrograms/m3 |
|
|
# 22
|
Burundi: |
104.1 micrograms/m3 |
|
|
# 23
|
Kazakhstan: |
103.96 micrograms/m3 |
|
|
# 24
|
Laos: |
103.19 micrograms/m3 |
|
|
# 25
|
Rwanda: |
102.81 micrograms/m3 |
|
|
# 26
|
Russia: |
97.55 micrograms/m3 |
|
|
# 27
|
Ethiopia: |
97.46 micrograms/m3 |
|
|
# 28
|
China: |
97.07 micrograms/m3 |
|
|
# 29
|
Zambia: |
96.68 micrograms/m3 |
|
|
# 30
|
Guinea: |
93.84 micrograms/m3 |
|
|
# 31
|
Turkmenistan: |
92.24 micrograms/m3 |
|
|
# 32
|
Pakistan: |
91.95 micrograms/m3 |
|
|
# 33
|
Mozambique: |
90.47 micrograms/m3 |
|
|
# 34
|
Madagascar: |
89.7 micrograms/m3 |
|
|
# 35
|
Turkey: |
87.02 micrograms/m3 |
|
|
# 36
|
Kyrgyzstan: |
82.8 micrograms/m3 |
|
|
# 37
|
Bhutan: |
81.22 micrograms/m3 |
|
|
# 38
|
Algeria: |
80.17 micrograms/m3 |
|
|
# 39
|
Uganda: |
79.53 micrograms/m3 |
|
|
# 40
|
Morocco: |
78.15 micrograms/m3 |
|
|
# 41
|
Brazil: |
75.78 micrograms/m3 |
|
|
# 42
|
Mexico: |
74 micrograms/m3 |
|
|
# 43
|
Nepal: |
71.84 micrograms/m3 |
|
|
# 44
|
Central African Republic: |
71.5 micrograms/m3 |
|
|
# 45
|
Gambia, The: |
69.33 micrograms/m3 |
|
|
# 46
|
Uzbekistan: |
69.18 micrograms/m3 |
|
|
# 47
|
Egypt: |
69 micrograms/m3 |
|
|
# 48
|
Papua New Guinea: |
66.38 micrograms/m3 |
|
|
# 49
|
Congo, Democratic Republic of the: |
65.76 micrograms/m3 |
|
|
= 50
|
Vietnam: |
64.07 micrograms/m3 |
|
|
= 50
|
Ghana: |
64.07 micrograms/m3 |
|
|
# 52
|
Libya: |
63.66 micrograms/m3 |
|
|
# 53
|
Syria: |
63.5 micrograms/m3 |
|
|
# 54
|
Lebanon: |
62.71 micrograms/m3 |
|
|
# 55
|
United Arab Emirates: |
61.54 micrograms/m3 |
|
|
# 56
|
Moldova: |
58.34 micrograms/m3 |
|
|
# 57
|
Tunisia: |
58.16 micrograms/m3 |
|
|
# 58
|
Cambodia: |
57.52 micrograms/m3 |
|
|
# 59
|
Poland: |
54.72 micrograms/m3 |
|
|
# 60
|
Jordan: |
54.64 micrograms/m3 |
|
|
# 61
|
Peru: |
52.62 micrograms/m3 |
|
|
# 62
|
Bulgaria: |
52.45 micrograms/m3 |
|
|
# 63
|
Korea, South: |
52.41 micrograms/m3 |
|
|
# 64
|
Slovenia: |
51.21 micrograms/m3 |
|
|
# 65
|
Indonesia: |
51.05 micrograms/m3 |
|
|
# 66
|
Bolivia: |
50.41 micrograms/m3 |
|
|
# 67
|
Tanzania: |
48.97 micrograms/m3 |
|
|
# 68
|
Tajikistan: |
48.85 micrograms/m3 |
|
|
# 69
|
Bangladesh: |
48.3 micrograms/m3 |
|
|
# 70
|
Kenya: |
47.81 micrograms/m3 |
|
|
# 71
|
Senegal: |
47.25 micrograms/m3 |
|
|
# 72
|
Belarus: |
45.15 micrograms/m3 |
|
|
# 73
|
El Salvador: |
44.13 micrograms/m3 |
|
|
# 74
|
Haiti: |
43.7 micrograms/m3 |
|
|
# 75
|
Saudi Arabia: |
43.64 micrograms/m3 |
|
|
# 76
|
Honduras: |
41.17 micrograms/m3 |
|
|
# 77
|
Mongolia: |
41.16 micrograms/m3 |
|
|
# 78
|
Uruguay: |
40.04 micrograms/m3 |
|
|
# 79
|
Costa Rica: |
38.84 micrograms/m3 |
|
|
# 80
|
Zimbabwe: |
38.44 micrograms/m3 |
|
|
# 81
|
Bosnia and Herzegovina: |
37.68 micrograms/m3 |
|
|
# 82
|
Paraguay: |
37.51 micrograms/m3 |
|
|
# 83
|
Hungary: |
37.33 micrograms/m3 |
|
|
# 84
|
Estonia: |
37.09 micrograms/m3 |
|
|
# 85
|
Ukraine: |
37.08 micrograms/m3 |
|
|
# 86
|
Greece: |
34 micrograms/m3 |
|
|
# 87
|
Nicaragua: |
33.45 micrograms/m3 |
|
|
= 88
|
Venezuela: |
33 micrograms/m3 |
|
|
= 88
|
Philippines: |
33 micrograms/m3 |
|
|
# 90
|
Croatia: |
31 micrograms/m3 |
|
|
# 91
|
Chile: |
29 micrograms/m3 |
|
|
# 92
|
Albania: |
28.69 micrograms/m3 |
|
|
# 93
|
India: |
27.55 micrograms/m3 |
|
|
# 94
|
Czech Republic: |
27.34 micrograms/m3 |
|
|
# 95
|
Korea, North: |
27.19 micrograms/m3 |
|
|
# 96
|
Sri Lanka: |
24.57 micrograms/m3 |
|
|
# 97
|
Japan: |
24.33 micrograms/m3 |
|
|
# 98
|
Oman: |
24.03 micrograms/m3 |
|
|
# 99
|
Slovakia: |
22.66 micrograms/m3 |
|
|
# 100
|
South Africa: |
22.37 micrograms/m3 |
|
|
# 101
|
Jamaica: |
22.12 micrograms/m3 |
|
|
# 102
|
United Kingdom: |
21.96 micrograms/m3 |
|
|
# 103
|
Ecuador: |
21.52 micrograms/m3 |
|
|
# 104
|
Belgium: |
21.02 micrograms/m3 |
|
|
# 105
|
Colombia: |
20.75 micrograms/m3 |
|
|
# 106
|
Malaysia: |
20.49 micrograms/m3 |
|
|
# 107
|
Trinidad and Tobago: |
19.82 micrograms/m3 |
|
|
# 108
|
Armenia: |
19.33 micrograms/m3 |
|
|
# 109
|
Ireland: |
18.89 micrograms/m3 |
|
|
# 110
|
Kuwait: |
17.53 micrograms/m3 |
|
|
# 111
|
Dominica: |
16.96 micrograms/m3 |
|
|
# 112
|
Israel: |
16.82 micrograms/m3 |
|
|
# 113
|
Italy: |
15.55 micrograms/m3 |
|
|
# 114
|
United States: |
15.43 micrograms/m3 |
|
|
# 115
|
Botswana: |
14.47 micrograms/m3 |
|
|
# 116
|
Macedonia, The Former Yugoslav Republic of: |
14.06 micrograms/m3 |
|
|
# 117
|
France: |
13.89 micrograms/m3 |
|
|
# 118
|
Guatemala: |
13.51 micrograms/m3 |
|
|
# 119
|
Austria: |
13.21 micrograms/m3 |
|
|
# 120
|
Australia: |
13.17 micrograms/m3 |
|
|
# 121
|
Canada: |
12.87 micrograms/m3 |
|
|
# 122
|
Germany: |
12.8 micrograms/m3 |
|
|
# 123
|
Azerbaijan: |
11.56 micrograms/m3 |
|
|
# 124
|
Switzerland: |
11.34 micrograms/m3 |
|
|
= 125
|
Spain: |
11 micrograms/m3 |
|
|
= 125
|
Thailand: |
11 micrograms/m3 |
|
|
# 127
|
Panama: |
10.33 micrograms/m3 |
|
|
# 128
|
Namibia: |
10.24 micrograms/m3 |
|
|
= 129
|
Netherlands: |
10 micrograms/m3 |
|
|
= 129
|
Romania: |
10 micrograms/m3 |
|
|
# 131
|
Portugal: |
9.22 micrograms/m3 |
|
|
# 132
|
Denmark: |
7 micrograms/m3 |
|
|
# 133
|
Norway: |
5.47 micrograms/m3 |
|
|
# 134
|
Latvia: |
5.36 micrograms/m3 |
|
|
# 135
|
Sweden: |
5.23 micrograms/m3 |
|
|
# 136
|
Iceland: |
5 micrograms/m3 |
|
|
# 137
|
Finland: |
4.38 micrograms/m3 |
|
|
# 138
|
New Zealand: |
3.49 micrograms/m3 |
|
|
# 139
|
Lithuania: |
2.1 micrograms/m3 |
|
|
# 140
|
Argentina: |
1.02 micrograms/m3 |
|
|
# 141
|
Cuba: |
1 micrograms/m3 |
|
| |
Weighted average: |
55.9 micrograms/m3 |
|
DEFINITION: Urban SO2 concentration
Units: Micrograms/m3
Units: The values were originally collected at the city level. Each nation varied in terms of the number of cities reported, so this data should be used with some caution. Within each country the values have been normalized by city
population for the year 1995, then added together to obtain the total concentration for the given country.