City report · United States
Lincoln
Measured across a 2 km radius around 40th&A, Lincoln, NE, USA (12.57 km²)
- Tree cover
- 65.6%
- Air quality
- 28Good
- Trees in this area
- 206K
- More trees needed
- 0
- Area analysed
- 12.57 km²
- Satellite image
- Sep 18, 2026
Lincoln's tree count comes to 206,088 trees across 12.57 km² — already at or above the 30% tree-cover level considered healthy for this area. Air quality currently reads AQI 28 (Good): Air quality is satisfactory for everyone.
Tree cover detail
Healthy tree cover
65.6% tree cover against a 30% healthy-neighbourhood target, across 12.57 km².
Trees in this area
206,088
Target trees
206,088
More trees needed
0
CO₂ if planted / yr
0 kg
Air quality detail
AQI 28Good
Observed Sep 21, 22:00 local time via Open-Meteo / CAMS. Values in µg/m³.
Health signal
Air quality is satisfactory for everyone.
PM2.5
2.2
PM10
2.2
NO₂
8.4
O₃
35.0
SO₂
1.3
CO
151.0
Frequently asked
Questions about Lincoln
What is the tree count in Lincoln?
Lincoln has an estimated 206,088 trees across the 12.57 km² measured — 65.6% tree cover, already past the 30% tree-cover target set for this area.
How many more trees does Lincoln need?
Lincoln has already reached its tree-cover target, so no additional trees are needed to close the gap.
What is the air quality (AQI) in Lincoln right now?
The latest reading for Lincoln shows an AQI of 28 (Good), observed Sep 21, 22:00 local time via Open-Meteo / CAMS. Air quality is satisfactory for everyone.
How is Lincoln'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 40th&A; 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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