Xiamen
Measured across a 2 km radius around Siming District, Xiamen, Fujian, China (12.57 km²)
- Tree cover
- 32.1%
- Air quality
- 108Unhealthy for sensitive groups
- Trees in this area
- 76.6K
- More trees needed
- 6.9K
- Area analyzed
- 9.55 km²land, in a 12.57 km² circle
- Satellite image
- Sep 24, 2026
Xiamen's tree count comes to 76,642 trees across 9.55 km² of land — 3 points below the 35% tree-cover level considered healthy for this area, meaning roughly 6,924 more trees would close the gap. Air quality currently reads AQI 108 (Unhealthy for sensitive groups): Sensitive groups should limit long or intense outdoor activity.
Tree cover detail
Below target
32.1% tree cover against a 35% healthy-neighborhood target, across 9.55 km² of land.
Trees in this area
76,642
Target trees
83,566
More trees needed
6,924
CO₂ if planted / yr
152.3 t
Air quality detail
AQI 108Unhealthy for sensitive groups
Observed Sep 27, 10:00 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
38.2
PM10
39.5
NO₂
30.3
O₃
123.0
SO₂
19.2
CO
490.0
Frequently asked
Questions about Xiamen
What is the tree count in Xiamen?
Xiamen has an estimated 76,642 trees across the 9.55 km² of land measured — 32.1% tree cover, 3 percentage points short of the 35% tree-cover target set for this area.
How many more trees does Xiamen need?
Xiamen needs roughly 6,924 more trees to close a 3-point shortfall against its 35% tree-cover target — about 152.3 t of extra CO₂ absorbed per year once grown.
What is the air quality (AQI) in Xiamen right now?
The latest reading for Xiamen shows an AQI of 108 (Unhealthy for sensitive groups), observed Sep 27, 10:00 local time via Open-Meteo / CAMS, US EPA index. Sensitive groups should limit long or intense outdoor activity.
How is Xiamen'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 Siming 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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