City report · Argentina
Salta
Measured across a 2 km radius around Salta, Salta Province, Argentina (12.57 km²)
- Tree cover
- 5.0%
- Air quality
- 42Good
- Trees in this area
- 15.7K
- More trees needed
- 78.5K
- Area analyzed
- 12.57 km²
- Satellite image
- Sep 26, 2026
Salta's tree count comes to 15,708 trees across 12.57 km² — 25 points below the 30% tree-cover level considered healthy for this area, meaning roughly 78,540 more trees would close the gap. Air quality currently reads AQI 42 (Good): Air quality is satisfactory for everyone.
Tree cover detail
Critically low
5.0% tree cover against a 30% healthy-neighborhood target, across 12.57 km².
Trees in this area
15,708
Target trees
94,248
More trees needed
78,540
CO₂ if planted / yr
1,728 t
Air quality detail
AQI 42Good
Observed Sep 27, 23:00 local time via Open-Meteo / CAMS, US EPA index. Values in µg/m³.
Model estimate · no ground station nearby
Health signal
Air quality is satisfactory for everyone.
PM2.5
4.7
PM10
4.7
NO₂
9.0
O₃
34.0
SO₂
1.2
CO
404.0
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Frequently asked
Questions about Salta
What is the tree count in Salta?
Salta has an estimated 15,708 trees across the 12.57 km² measured — 5.0% tree cover, 25 percentage points short of the 30% tree-cover target set for this area.
How many more trees does Salta need?
Salta needs roughly 78,540 more trees to close a 25-point shortfall against its 30% tree-cover target — about 1,728 t of extra CO₂ absorbed per year once grown.
What is the air quality (AQI) in Salta right now?
The latest reading for Salta shows an AQI of 42 (Good), observed Sep 27, 23:00 local time via Open-Meteo / CAMS, US EPA index. Air quality is satisfactory for everyone.
How is Salta'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 Salta; the tree count is an estimate derived from that cover. Air quality comes from ground monitoring stations via OpenAQ where one reports nearby, and otherwise, as here, from the Open-Meteo / CAMS model, which may differ from street-level monitors.
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