Hijau dan taman di kota
North-West 15%
Guinea Khatulistiwa: 39% Nigeria: 33% Republik Kongo: 75% Afrika Tengah: 20%partikulat Matter PM 2.5
North-West 130 (Very bad Hazardous)
Kenikmatan menghabiskan waktu di kota
North-West 20%
Nigeria: 27% Afrika Tengah: 40%partikulat Matter PM10
North-West 140 (Very Unhealthy)
Polusi udara
North-West 84%
Guinea Khatulistiwa: 46% Nigeria: 80% Republik Kongo: 63% Afrika Tengah: 75%Pembuangan sampah
North-West 14%
Guinea Khatulistiwa: 39% Nigeria: 26% Republik Kongo: 0% Afrika Tengah: 20%Ketersediaan dan kualitas air minum
North-West 36%
Guinea Khatulistiwa: 43% Nigeria: 36% Republik Kongo: 13% Afrika Tengah: 25%Kebersihan dan kerasnya
North-West 25%
Guinea Khatulistiwa: 43% Nigeria: 27% Republik Kongo: 25% Afrika Tengah: 25%Kebisingan dan polusi cahaya
North-West 63%
Guinea Khatulistiwa: 64% Nigeria: 72% Republik Kongo: 88% Afrika Tengah: 40%Polusi air
North-West 93%
Guinea Khatulistiwa: 43% Nigeria: 80% Republik Kongo: 63% Afrika Tengah: 80%