- Tree cover
- 59.0%
- Air quality
- 61Moderate
- Trees in this area
- 185K
- More trees needed
- 0
- Area analysed
- 12.57 km²
- Satellite image
- Sep 17, 2026
Athens's tree count comes to 185,354 trees across 12.57 km² — already at or above the 30% tree-cover level considered healthy for this area. Air quality currently reads AQI 61 (Moderate): Unusually sensitive people should consider limiting long outdoor exertion.
Tree cover detail
Healthy tree cover
59.0% tree cover against a 30% healthy-neighbourhood target, across 12.57 km².
Trees in this area
185,354
Target trees
185,354
More trees needed
0
CO₂ if planted / yr
0 kg
Air quality detail
AQI 61Moderate
Observed Sep 21, 19:00 local time via Open-Meteo / CAMS. Values in µg/m³.
Health signal
Unusually sensitive people should consider limiting long outdoor exertion.
PM2.5
6.5
PM10
6.9
NO₂
3.1
O₃
100.0
SO₂
0.4
CO
200.0
Frequently asked
Questions about Athens
What is the tree count in Athens?
Athens has an estimated 185,354 trees across the 12.57 km² measured — 59.0% tree cover, already past the 30% tree-cover target set for this area.
How many more trees does Athens need?
Athens has already reached its tree-cover target, so no additional trees are needed to close the gap.
What is the air quality (AQI) in Athens right now?
The latest reading for Athens shows an AQI of 61 (Moderate), observed Sep 21, 19:00 local time via Open-Meteo / CAMS. Unusually sensitive people should consider limiting long outdoor exertion.
How is Athens's tree cover and air quality measured?
Tree cover is measured from Sentinel-2 L2A (ESA Copernicus) via Earth Search satellite imagery at 10 m detail across a 2 km radius around Athens; the tree count is an estimate derived from that cover. Air-quality readings come from Open-Meteo / CAMS and may differ from street-level monitors.
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