Tangshan
Measured across a 2 km radius around Lubei District, Tangshan, Hebei, China (12.57 km²)
- Tree cover
- 42.6%
- Air quality
- 66Moderate
- Trees in this area
- 134K
- More trees needed
- 0
- Area analyzed
- 12.54 km²land, in a 12.57 km² circle
- Satellite image
- Sep 10, 2026
Tangshan's tree count comes to 133,564 trees across 12.54 km² of land — already at or above the 30% tree-cover level considered healthy for this area. Air quality currently reads AQI 66 (Moderate): Unusually sensitive people should consider limiting long outdoor exertion.
Tree cover detail
Healthy tree cover
42.6% tree cover against a 30% healthy-neighborhood target, across 12.54 km² of land.
Trees in this area
133,564
Target trees
133,564
More trees needed
0
CO₂ if planted / yr
0 kg
Air quality detail
AQI 66Moderate
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
18.1
PM10
23.1
NO₂
4.7
O₃
117.0
SO₂
4.6
CO
565.0
Frequently asked
Questions about Tangshan
What is the tree count in Tangshan?
Tangshan has an estimated 133,564 trees across the 12.54 km² of land measured — 42.6% tree cover, already past the 30% tree-cover target set for this area.
How many more trees does Tangshan need?
Tangshan has already reached its tree-cover target, so no additional trees are needed to close the gap.
What is the air quality (AQI) in Tangshan right now?
The latest reading for Tangshan shows an AQI of 66 (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 Tangshan'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 Lubei District; 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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