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Tainan
Measured across a 2 km radius around Tainan, Daxue Village, East District, Tainan City, Taiwan (12.57 km²)
- Tree cover
- 11%
- Air quality
- 121Unhealthy for sensitive groups
- Trees in this area
- 35.8K
- More trees needed
- 74.2K
- Area analysed
- 12.57 km²
- Satellite image
- Sep 18, 2026
Dark green marks tree cover detected inside the study radius.Sentinel-2 L2A (ESA Copernicus) via Earth Search, captured Sep 18, 2026
Tree cover detail
Critically low
11.4% tree cover against a 35% healthy-neighbourhood target, across 12.57 km².
Trees in this area
35,765
Target trees
109,937
More trees needed
74,172
CO₂ if planted / yr
1631.8 t
Air quality detail
AQI 121Unhealthy for sensitive groups
Observed Sep 20, 2026 via Open-Meteo / CAMS. Values in µg/m³.
Health signal
Sensitive groups should limit long or intense outdoor activity.
PM2.5
27.4
PM10
32
NO₂
20.6
O₃
135
SO₂
41.3
CO
198
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