City report · United States
Greensboro
Measured across a 2 km radius around Downtown, Greensboro, NC, USA (12.57 km²)
- Tree cover
- 54.4%
- Air quality
- 83Moderate
- Trees in this area
- 171K
- More trees needed
- 0
- Area analysed
- 12.57 km²
- Satellite image
- Sep 14, 2026
Greensboro's tree count comes to 170,903 trees across 12.57 km² — already at or above the 30% tree-cover level considered healthy for this area. Air quality currently reads AQI 83 (Moderate): Unusually sensitive people should consider limiting long outdoor exertion.
Tree cover detail
Healthy tree cover
54.4% tree cover against a 30% healthy-neighbourhood target, across 12.57 km².
Trees in this area
170,903
Target trees
170,903
More trees needed
0
CO₂ if planted / yr
0 kg
Air quality detail
AQI 83Moderate
Observed Sep 21, 19:00 local time via Open-Meteo / CAMS. Values in µg/m³.
Health signal
Unusually sensitive people should consider limiting long outdoor exertion.
PM2.5
5.8
PM10
6.8
NO₂
3.9
O₃
96.0
SO₂
0.6
CO
158.0
Frequently asked
Questions about Greensboro
What is the tree count in Greensboro?
Greensboro has an estimated 170,903 trees across the 12.57 km² measured — 54.4% tree cover, already past the 30% tree-cover target set for this area.
How many more trees does Greensboro need?
Greensboro has already reached its tree-cover target, so no additional trees are needed to close the gap.
What is the air quality (AQI) in Greensboro right now?
The latest reading for Greensboro shows an AQI of 83 (Moderate), observed Sep 21, 19:00 local time via Open-Meteo / CAMS. Unusually sensitive people should consider limiting long outdoor exertion.
How is Greensboro'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 Downtown; the tree count is an estimate derived from that cover. Air-quality readings come from Open-Meteo / CAMS and may differ from street-level monitors.
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