City report · Brazil · Maranhão
Imperatriz
Measured across a 2 km radius around Centro, Imperatriz - MA, Brazil (12.57 km²)
- Tree cover
- 13.8%
- Air quality
- 69Moderate
- Trees in this area
- 35.8K
- More trees needed
- 42.0K
- Area analyzed
- 10.38 km²land, in a 12.57 km² circle
- Satellite image
- Sep 23, 2026
Imperatriz's tree count comes to 35,810 trees across 10.38 km² of land — 16 points below the 30% tree-cover level considered healthy for this area, meaning roughly 42,038 more trees would close the gap. Air quality currently reads AQI 69 (Moderate): Unusually sensitive people should consider limiting long outdoor exertion.
Tree cover detail
Critically low
13.8% tree cover against a 30% healthy-neighborhood target, across 10.38 km² of land.
Trees in this area
35,810
Target trees
77,848
More trees needed
42,038
CO₂ if planted / yr
924.8 t
Air quality detail
AQI 69Moderate
Observed Sep 27, 01:00 local time via Open-Meteo / CAMS, US EPA index. Values in µg/m³.
Health signal
Unusually sensitive people should consider limiting long outdoor exertion.
PM2.5
20.6
PM10
23.1
NO₂
11.5
O₃
34.0
SO₂
1.3
CO
183.0
Frequently asked
Questions about Imperatriz
What is the tree count in Imperatriz?
Imperatriz has an estimated 35,810 trees across the 10.38 km² of land measured — 13.8% tree cover, 16 percentage points short of the 30% tree-cover target set for this area.
How many more trees does Imperatriz need?
Imperatriz needs roughly 42,038 more trees to close a 16-point shortfall against its 30% tree-cover target — about 924.8 t of extra CO₂ absorbed per year once grown.
What is the air quality (AQI) in Imperatriz right now?
The latest reading for Imperatriz shows an AQI of 69 (Moderate), observed Sep 27, 01:00 local time via Open-Meteo / CAMS, US EPA index. Unusually sensitive people should consider limiting long outdoor exertion.
How is Imperatriz'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 Centro; 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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