City report · Spain · Castille and León
Salamanca
Measured across a 2 km radius around Downtown, Salamanca, Spain (12.57 km²)
- Tree cover
- 16.9%
- Air quality
- 27Good
- Trees in this area
- 52.5K
- More trees needed
- 40.7K
- Area analyzed
- 12.42 km²land, in a 12.57 km² circle
- Satellite image
- Sep 24, 2026
Salamanca's tree count comes to 52,456 trees across 12.42 km² of land — 13 points below the 30% tree-cover level considered healthy for this area, meaning roughly 40,661 more trees would close the gap. Air quality currently reads AQI 27 (Good): Air quality is satisfactory for everyone.
Tree cover detail
Critically low
16.9% tree cover against a 30% healthy-neighborhood target, across 12.42 km² of land.
Trees in this area
52,456
Target trees
93,117
More trees needed
40,661
CO₂ if planted / yr
894.5 t
Air quality detail
AQI 27Good
Observed Sep 27, 06:00 local time via Open-Meteo / CAMS, US EPA index. Values in µg/m³.
Health signal
Air quality is satisfactory for everyone.
PM2.5
6.5
PM10
11.6
NO₂
5.5
O₃
45.0
SO₂
0.4
CO
122.0
Frequently asked
Questions about Salamanca
What is the tree count in Salamanca?
Salamanca has an estimated 52,456 trees across the 12.42 km² of land measured — 16.9% tree cover, 13 percentage points short of the 30% tree-cover target set for this area.
How many more trees does Salamanca need?
Salamanca needs roughly 40,661 more trees to close a 13-point shortfall against its 30% tree-cover target — about 894.5 t of extra CO₂ absorbed per year once grown.
What is the air quality (AQI) in Salamanca right now?
The latest reading for Salamanca shows an AQI of 27 (Good), observed Sep 27, 06:00 local time via Open-Meteo / CAMS, US EPA index. Air quality is satisfactory for everyone.
How is Salamanca'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, US EPA index and may differ from street-level monitors.
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