| index | 2018-05 | 2018-04 | 2018-03 | 2018-02 | 2018-01 | 2017-12 | 2017-11 | 2017-10 | 2017-09 | 2017-08 | 2017-07 | 2017-06 | 2017-05 | 2017-04 | 2017-03 | 2017-02 | 2017-01 | 2016-12 | 2016-11 | 2016-10 | 2016-09 | 2016-08 | 2016-07 | 2016-06 | 2016-05 | 2016-04 | 2016-03 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| pm10 | 53 (Unhealthy for Sensitive Groups) | 45 (Moderate) | 18 (Good) | 9.8 (Good) | 10 (Good) | 11 (Good) | 12 (Good) | 15 (Good) | 14 (Good) | 19 (Good) | 15 (Good) | 13 (Good) | 13 (Good) | 19 (Good) | 19 (Good) | 16 (Good) | 11 (Good) | 11 (Good) | 11 (Good) | 13 (Good) | 11 (Good) | 12 (Good) | 12 (Good) | 12 (Good) | 11 (Good) | 12 (Good) | 21 (Moderate) |
Hijau dan taman di kota
Houston 61%
Amerika Serikat: 70% Venezuela: 41% Islandia: 72%partikulat Matter PM 2.5
Houston 12 (Good)
Kenikmatan menghabiskan waktu di kota
Houston 59%
Amerika Serikat: 75% Bahama: 53% Venezuela: 41% Islandia: 89%partikulat Matter PM10
Houston 25 (Moderate)
Polusi udara
Houston 55%
Amerika Serikat: 29% Bahama: 52% Venezuela: 59% Islandia: 13%Pembuangan sampah
Houston 71%
Amerika Serikat: 71% Bahama: 29% Venezuela: 18% Islandia: 79%Ketersediaan dan kualitas air minum
Houston 63%
Amerika Serikat: 71% Bahama: 55% Venezuela: 28% Islandia: 96%Kebersihan dan kerasnya
Houston 53%
Amerika Serikat: 60% Bahama: 35% Venezuela: 22% Islandia: 75%Kebisingan dan polusi cahaya
Houston 56%
Amerika Serikat: 47% Bahama: 39% Venezuela: 47% Islandia: 23%Polusi air
Houston 57%
Amerika Serikat: 44% Bahama: 58% Venezuela: 76% Islandia: 8,4%Houston Firehall
| index | 2018-05 | 2018-04 | 2018-03 | 2018-02 | 2018-01 | 2017-12 | 2017-11 | 2017-10 | 2017-09 | 2017-08 | 2017-07 | 2017-06 | 2017-05 | 2017-04 | 2017-03 | 2017-02 | 2017-01 | 2016-12 | 2016-11 | 2016-10 | 2016-09 | 2016-08 | 2016-07 | 2016-06 | 2016-05 | 2016-04 | 2016-03 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| pm10 | 53 | 45 | 18 | 9.8 | 10 | 11 | 12 | 15 | 14 | 19 | 15 | 13 | 13 | 19 | 19 | 16 | 11 | 11 | 11 | 13 | 11 | 12 | 12 | 12 | 11 | 12 | 21 |