City report · Algeria
Relizane
Measured across a 2 km radius around Hai Sfia Abdelkader, Relizane, Algeria (12.57 km²)
- Tree cover
- 7.1%
- Air quality
- 25Good
- Trees in this area
- 22.3K
- More trees needed
- 71.9K
- Area analyzed
- 12.57 km²
- Satellite image
- Sep 25, 2026
Relizane's tree count comes to 22,305 trees across 12.57 km² — 23 points below the 30% tree-cover level considered healthy for this area, meaning roughly 71,942 more trees would close the gap. Air quality currently reads AQI 25 (Good): Air quality is satisfactory for everyone.
Tree cover detail
Critically low
7.1% tree cover against a 30% healthy-neighborhood target, across 12.57 km².
Trees in this area
22,305
Target trees
94,247
More trees needed
71,942
CO₂ if planted / yr
1,583 t
Air quality detail
AQI 25Good
Observed Sep 27, 02:00 local time via Open-Meteo / CAMS, US EPA index. Values in µg/m³.
Health signal
Air quality is satisfactory for everyone.
PM2.5
5.6
PM10
8.3
NO₂
7.1
O₃
53.0
SO₂
1.0
CO
145.0
Frequently asked
Questions about Relizane
What is the tree count in Relizane?
Relizane has an estimated 22,305 trees across the 12.57 km² measured — 7.1% tree cover, 23 percentage points short of the 30% tree-cover target set for this area.
How many more trees does Relizane need?
Relizane needs roughly 71,942 more trees to close a 23-point shortfall against its 30% tree-cover target — about 1,583 t of extra CO₂ absorbed per year once grown.
What is the air quality (AQI) in Relizane right now?
The latest reading for Relizane shows an AQI of 25 (Good), observed Sep 27, 02:00 local time via Open-Meteo / CAMS, US EPA index. Air quality is satisfactory for everyone.
How is Relizane'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 Hai Sfia Abdelkader; 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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