City report · China · Zhejiang
Dongyang
Measured across a 2 km radius around Dongyang, Jinhua, Zhejiang, China (12.57 km²)
- Tree cover
- 15.7%
- Air quality
- 191Unhealthy
- Trees in this area
- 49.3K
- More trees needed
- 76.3K
- Area analyzed
- 12.56 km²land, in a 12.57 km² circle
- Satellite image
- Sep 19, 2026
Dongyang's tree count comes to 49,274 trees across 12.56 km² of land — 24 points below the 40% tree-cover level considered healthy for this area, meaning roughly 76,264 more trees would close the gap. Air quality currently reads AQI 191 (Unhealthy): Everyone should limit long outdoor exertion; sensitive groups more so.
Tree cover detail
Critically low
15.7% tree cover against a 40% healthy-neighborhood target, across 12.56 km² of land.
Trees in this area
49,274
Target trees
125,538
More trees needed
76,264
CO₂ if planted / yr
1,678 t
Air quality detail
AQI 191Unhealthy
Observed Sep 27, 12:00 local time via Open-Meteo / CAMS, US EPA index. Values in µg/m³.
Health signal
Everyone should limit long outdoor exertion; sensitive groups more so.
PM2.5
19.4
PM10
19.6
NO₂
2.5
O₃
199.0
SO₂
2.8
CO
320.0
Frequently asked
Questions about Dongyang
What is the tree count in Dongyang?
Dongyang has an estimated 49,274 trees across the 12.56 km² of land measured — 15.7% tree cover, 24 percentage points short of the 40% tree-cover target set for this area.
How many more trees does Dongyang need?
Dongyang needs roughly 76,264 more trees to close a 24-point shortfall against its 40% tree-cover target — about 1,678 t of extra CO₂ absorbed per year once grown.
What is the air quality (AQI) in Dongyang right now?
The latest reading for Dongyang shows an AQI of 191 (Unhealthy), observed Sep 27, 12:00 local time via Open-Meteo / CAMS, US EPA index. Everyone should limit long outdoor exertion; sensitive groups more so.
How is Dongyang'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 Dongyang; 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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