Airleaf
Aerial study of a dense urban district organised around a green corridor
All Japan reports

City report · Japan

Sapporo

Measured across a 2 km radius around 4 Chome Kita 5 Jonishi, Chuo Ward, Sapporo, Hokkaido 060-0005, Japan (12.57 km²)

Tree cover
14%
Air quality
62Moderate
Trees in this area
45.4K
More trees needed
48.4K
Area analysed
12.57 km²
Satellite image
Sep 8, 2026
Dark green marks tree cover detected inside the study radius.Sentinel-2 L2A (ESA Copernicus) via Earth Search, captured Sep 8, 2026

Tree cover detail

Critically low

14.5% tree cover against a 30% healthy-neighbourhood target, across 12.57 km².

16 points below target

Trees in this area

45,437

Target trees

93,821

More trees needed

48,384

CO₂ if planted / yr

1064.4 t

Air quality detail

AQI 62Moderate

Observed Sep 20, 2026 via Open-Meteo / CAMS. Values in µg/m³.

Health signal

Unusually sensitive people should consider limiting long outdoor exertion.

PM2.5

8

PM10

10.2

NO₂

2

O₃

82

SO₂

2.9

CO

149

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