| index | 2020-05 | 2020-04 | 2020-03 | 2019-12 | 2019-11 | 2019-10 | 2019-09 | 2019-07 | 2019-06 | 2019-05 | 2019-04 | 2019-03 | 2019-02 | 2019-01 | 2018-12 | 2018-11 | 2018-10 | 2018-09 | 2018-08 | 2018-07 | 2018-06 | 2018-05 | 2018-04 | 2018-03 | 2018-02 | 2018-01 | 2017-12 | 2017-11 | 2017-10 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| no2 | 47 (Moderate) | 48 (Moderate) | 47 (Moderate) | 44 (Moderate) | 25 (Good) | 13 (Good) | 12 (Good) | 6.4 (Good) | 8.1 (Good) | 8.8 (Good) | 16 (Good) | 16 (Good) | 38 (Good) | 146 (Unhealthy for Sensitive Groups) | 104 (Unhealthy for Sensitive Groups) | 53 (Moderate) | 38 (Good) | 17 (Good) | 12 (Good) | 9.9 (Good) | 11 (Good) | 17 (Good) | 31 (Good) | 32 (Good) | 70 (Moderate) | 45 (Moderate) | 32 (Good) | 22 (Good) | 26 (Good) |
| so2 | 9.9 (Good) | 9.9 (Good) | 10 (Good) | 8.5 (Good) | 3.4 (Good) | 2.1 (Good) | 2.2 (Good) | 1.1 (Good) | 1.3 (Good) | 1.5 (Good) | 2.5 (Good) | 3.1 (Good) | 8.5 (Good) | 36 (Good) | 27 (Good) | 10 (Good) | 4.1 (Good) | 3 (Good) | 1.8 (Good) | 1.5 (Good) | 1.6 (Good) | 2.4 (Good) | 5.5 (Good) | 7.2 (Good) | 21 (Good) | 20 (Good) | 19 (Good) | 8 (Good) | 4.2 (Good) |
Groen en parken in de stad
Bulgan 24%
China: 60% Rusland: 62% Zuid-Korea: 61% Bhutan: 82%fijnstof PM2,5
Bulgan 88 (Very Unhealthy)
Plezier van tijd doorbrengen in de stad
Bulgan 15%
China: 30% Rusland: 54% Noord-Korea: 44% Zuid-Korea: 43% Bhutan: 61%fijnstof PM10
Bulgan 190 (Very bad Hazardous)
Luchtvervuiling
Bulgan 93%
China: 80% Rusland: 57% Noord-Korea: 44% Zuid-Korea: 69% Bhutan: 45%Vuilnisverwijdering
Bulgan 20%
China: 51% Rusland: 49% Noord-Korea: 47% Zuid-Korea: 62% Bhutan: 47%Beschikbaarheid en kwaliteit van het drinkwater
Bulgan 42%
China: 45% Rusland: 58% Noord-Korea: 47% Zuid-Korea: 72% Bhutan: 64%Schoonheid en netheid
Bulgan 24%
China: 52% Rusland: 53% Noord-Korea: 58% Zuid-Korea: 63% Bhutan: 57%Geluids- en lichtvervuiling
Bulgan 52%
China: 56% Rusland: 48% Noord-Korea: 33% Bhutan: 55%Waterverontreiniging
Bulgan 73%
China: 64% Rusland: 51% Noord-Korea: 56% Zuid-Korea: 38% Bhutan: 56%Булган
| index | 2020-05 | 2020-04 | 2020-03 | 2019-12 | 2019-11 | 2019-10 | 2019-09 | 2019-07 | 2019-06 | 2019-05 | 2019-04 | 2019-03 | 2019-02 | 2019-01 | 2018-12 | 2018-11 | 2018-10 | 2018-09 | 2018-08 | 2018-07 | 2018-06 | 2018-05 | 2018-04 | 2018-03 | 2018-02 | 2018-01 | 2017-12 | 2017-11 | 2017-10 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| no2 | 47 | 48 | 47 | 44 | 25 | 13 | 12 | 6.4 | 8.1 | 8.8 | 16 | 16 | 38 | 146 | 104 | 53 | 38 | 17 | 12 | 9.9 | 11 | 17 | 31 | 32 | 70 | 45 | 32 | 22 | 26 |
| so2 | 9.9 | 9.9 | 10 | 8.5 | 3.4 | 2.1 | 2.2 | 1.1 | 1.3 | 1.5 | 2.5 | 3.1 | 8.5 | 36 | 27 | 10 | 4.1 | 3 | 1.8 | 1.5 | 1.6 | 2.4 | 5.5 | 7.2 | 21 | 20 | 19 | 8 | 4.2 |