Sano
Measured across a 2 km radius around Kubocho, Sano, Tochigi 327-0845, Japan (12.57 km²)
- Tree cover
- 10.6%
- Air quality
- 56Moderate
- Trees in this area
- 33.3K
- More trees needed
- 60.9K
- Area analyzed
- 12.57 km²
- Satellite image
- Jul 22, 2026
Sano's tree count comes to 33,301 trees across 12.57 km² — 19 points below the 30% tree-cover level considered healthy for this area, meaning roughly 60,947 more trees would close the gap. Air quality currently reads AQI 56 (Moderate): Unusually sensitive people should consider limiting long outdoor exertion.
Tree cover detail
Critically low
10.6% tree cover against a 30% healthy-neighborhood target, across 12.57 km².
Trees in this area
33,301
Target trees
94,248
More trees needed
60,947
CO₂ if planted / yr
1,341 t
Air quality detail
AQI 56Moderate
Observed Sep 27, 12:00 local time via Open-Meteo / CAMS, US EPA index. Values in µg/m³.
Health signal
Unusually sensitive people should consider limiting long outdoor exertion.
PM2.5
4.1
PM10
4.2
NO₂
2.2
O₃
111.0
SO₂
3.6
CO
141.0
Frequently asked
Questions about Sano
What is the tree count in Sano?
Sano has an estimated 33,301 trees across the 12.57 km² measured — 10.6% tree cover, 19 percentage points short of the 30% tree-cover target set for this area.
How many more trees does Sano need?
Sano needs roughly 60,947 more trees to close a 19-point shortfall against its 30% tree-cover target — about 1,341 t of extra CO₂ absorbed per year once grown.
What is the air quality (AQI) in Sano right now?
The latest reading for Sano shows an AQI of 56 (Moderate), observed Sep 27, 12:00 local time via Open-Meteo / CAMS, US EPA index. Unusually sensitive people should consider limiting long outdoor exertion.
How is Sano'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 Kubocho; the tree count is an estimate derived from that cover. Air-quality readings come from Open-Meteo / CAMS, US EPA index and may differ from street-level monitors.
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