
City report · Vietnam · Dong Thap
Cai Lậy
Measured across a 2 km radius around Cai Lậy, Dong Thap, Vietnam (12.57 km²)
- Tree cover
- 67.3%
- Air quality
- 104Unhealthy for sensitive groups
- Trees in this area
- 211K
- More trees needed
- 0
- Area analyzed
- 12.57 km²
- Satellite image
- Jun 13, 2026
Cai Lậy's tree count comes to 211,429 trees across 12.57 km² — already at or above the 35% tree-cover level considered healthy for this area. Air quality currently reads AQI 104 (Unhealthy for sensitive groups): Sensitive groups should limit long or intense outdoor activity.
Tree cover detail
Healthy tree cover
67.3% tree cover against a 35% healthy-neighborhood target, across 12.57 km².
Trees in this area
211,429
Target trees
211,429
More trees needed
0
CO₂ if planted / yr
0 kg
Air quality detail
AQI 104Unhealthy 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
28.3
PM10
31.1
NO₂
2.8
O₃
141.0
SO₂
7.0
CO
739.0
Frequently asked
Questions about Cai Lậy
What is the tree count in Cai Lậy?
Cai Lậy has an estimated 211,429 trees across the 12.57 km² measured — 67.3% tree cover, already past the 35% tree-cover target set for this area.
How many more trees does Cai Lậy need?
Cai Lậy has already reached its tree-cover target, so no additional trees are needed to close the gap.
What is the air quality (AQI) in Cai Lậy right now?
The latest reading for Cai Lậy shows an AQI of 104 (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 Cai Lậy'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 Cai Lậy; 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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