City report · Vietnam · Quảng Ninh
Thị Trấn Đông Triều
Measured across a 2 km radius around Thủy An, Đức Chính, Chí Linh, Quảng Ninh, Vietnam (12.57 km²)
- Tree cover
- 67.6%
- Air quality
- 116Unhealthy for sensitive groups
- Trees in this area
- 211K
- More trees needed
- 0
- Area analyzed
- 12.51 km²land, in a 12.57 km² circle
- Satellite image
- Sep 21, 2026
Thị Trấn Đông Triều's tree count comes to 211,310 trees across 12.51 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
67.6% tree cover against a 35% healthy-neighborhood target, across 12.51 km² of land.
Trees in this area
211,310
Target trees
211,310
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 Thị Trấn Đông Triều
What is the tree count in Thị Trấn Đông Triều?
Thị Trấn Đông Triều has an estimated 211,310 trees across the 12.51 km² of land measured — 67.6% tree cover, already past the 35% tree-cover target set for this area.
How many more trees does Thị Trấn Đông Triều need?
Thị Trấn Đông Triều has already reached its tree-cover target, so no additional trees are needed to close the gap.
What is the air quality (AQI) in Thị Trấn Đông Triều right now?
The latest reading for Thị Trấn Đông Triều 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 Thị Trấn Đông Triều'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 Thủy An; 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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