Jiuquan
Measured across a 2 km radius around Suzhou District, Jiuquan, Gansu, China (12.57 km²)
- Tree cover
- 19.0%
- Air quality
- 42Good
- Trees in this area
- 59.5K
- More trees needed
- 34.4K
- Area analyzed
- 12.52 km²land, in a 12.57 km² circle
- Satellite image
- Sep 24, 2026
Jiuquan's tree count comes to 59,451 trees across 12.52 km² of land — 11 points below the 30% tree-cover level considered healthy for this area, meaning roughly 34,419 more trees would close the gap. Air quality currently reads AQI 42 (Good): Air quality is satisfactory for everyone.
Tree cover detail
Below target
19.0% tree cover against a 30% healthy-neighborhood target, across 12.52 km² of land.
Trees in this area
59,451
Target trees
93,870
More trees needed
34,419
CO₂ if planted / yr
757.2 t
Air quality detail
AQI 42Good
Observed Sep 27, 12:00 local time via Open-Meteo / CAMS, US EPA index. Values in µg/m³.
Health signal
Air quality is satisfactory for everyone.
PM2.5
10.1
PM10
30.5
NO₂
5.1
O₃
89.0
SO₂
2.8
CO
178.0
Frequently asked
Questions about Jiuquan
What is the tree count in Jiuquan?
Jiuquan has an estimated 59,451 trees across the 12.52 km² of land measured — 19.0% tree cover, 11 percentage points short of the 30% tree-cover target set for this area.
How many more trees does Jiuquan need?
Jiuquan needs roughly 34,419 more trees to close a 11-point shortfall against its 30% tree-cover target — about 757.2 t of extra CO₂ absorbed per year once grown.
What is the air quality (AQI) in Jiuquan right now?
The latest reading for Jiuquan shows an AQI of 42 (Good), observed Sep 27, 12:00 local time via Open-Meteo / CAMS, US EPA index. Air quality is satisfactory for everyone.
How is Jiuquan'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 Suzhou 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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