City report · Vietnam · Hai Phong
Chí Linh
Measured across a 2 km radius around Chi Linh, Hai Phong, Vietnam (12.57 km²)
- Tree cover
- 48.7%
- Air quality
- 116Unhealthy for sensitive groups
- Trees in this area
- 127K
- More trees needed
- 0
- Area analyzed
- 10.4 km²land, in a 12.57 km² circle
- Satellite image
- Aug 20, 2026
Chí Linh's tree count comes to 126,527 trees across 10.4 km² of land — already at or above the 35% tree-cover level considered healthy for this area. Air quality currently reads AQI 116 (Unhealthy for sensitive groups): Sensitive groups should limit long or intense outdoor activity.
Tree cover detail
Healthy tree cover
48.7% tree cover against a 35% healthy-neighborhood target, across 10.4 km² of land.
Trees in this area
126,527
Target trees
126,527
More trees needed
0
CO₂ if planted / yr
0 kg
Air quality detail
AQI 116Unhealthy for sensitive groups
Observed Sep 27, 11:00 local time via Open-Meteo / CAMS, US EPA index. Values in µg/m³.
Health signal
Sensitive groups should limit long or intense outdoor activity.
PM2.5
20.7
PM10
22.2
NO₂
4.2
O₃
148.0
SO₂
22.5
CO
265.0
Frequently asked
Questions about Chí Linh
What is the tree count in Chí Linh?
Chí Linh has an estimated 126,527 trees across the 10.4 km² of land measured — 48.7% tree cover, already past the 35% tree-cover target set for this area.
How many more trees does Chí Linh need?
Chí Linh has already reached its tree-cover target, so no additional trees are needed to close the gap.
What is the air quality (AQI) in Chí Linh right now?
The latest reading for Chí Linh shows an AQI of 116 (Unhealthy for sensitive groups), observed Sep 27, 11:00 local time via Open-Meteo / CAMS, US EPA index. Sensitive groups should limit long or intense outdoor activity.
How is Chí Linh'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 Chi Linh; 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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