City report · United States
Birmingham
Measured across a 2 km radius around Central City, Birmingham, AL, USA (12.57 km²)
- Tree cover
- 13.7%
- Air quality
- 111Unhealthy for sensitive groups
- Trees in this area
- 43.0K
- More trees needed
- 66.9K
- Area analysed
- 12.57 km²
- Satellite image
- Sep 20, 2026
Birmingham's tree count comes to 43,040 trees across 12.57 km² — 21 points below the 35% tree-cover level considered healthy for this area, meaning roughly 66,916 more trees would close the gap. Air quality currently reads AQI 111 (Unhealthy for sensitive groups): Sensitive groups should limit long or intense outdoor activity.
Tree cover detail
Critically low
13.7% tree cover against a 35% healthy-neighbourhood target, across 12.57 km².
Trees in this area
43,040
Target trees
109,956
More trees needed
66,916
CO₂ if planted / yr
1,472 t
Air quality detail
AQI 111Unhealthy for sensitive groups
Observed Sep 21, 18:00 local time via Open-Meteo / CAMS. Values in µg/m³.
Health signal
Sensitive groups should limit long or intense outdoor activity.
PM2.5
13.4
PM10
13.7
NO₂
12.4
O₃
114.0
SO₂
1.0
CO
273.0
Frequently asked
Questions about Birmingham
What is the tree count in Birmingham?
Birmingham has an estimated 43,040 trees across the 12.57 km² measured — 13.7% tree cover, 21 percentage points short of the 35% tree-cover target set for this area.
How many more trees does Birmingham need?
Birmingham needs roughly 66,916 more trees to close a 21-point shortfall against its 35% tree-cover target — about 1,472 t of extra CO₂ absorbed per year once grown.
What is the air quality (AQI) in Birmingham right now?
The latest reading for Birmingham shows an AQI of 111 (Unhealthy for sensitive groups), observed Sep 21, 18:00 local time via Open-Meteo / CAMS. Sensitive groups should limit long or intense outdoor activity.
How is Birmingham'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 Central City; 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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