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Airleaf
Aerial study of a dense urban district organized around a green corridor
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City report · Romania

Oradea

Measured across a 2 km radius around Universității, Oradea, Romania (12.57 km²)

Tree cover
11.1%
Air quality
28Good
Trees in this area
34.9K
More trees needed
59.4K
Area analyzed
12.57 km²
Satellite image
Sep 17, 2026
Dark green marks tree cover detected inside the study radius.Sentinel-2 L2A (ESA Copernicus) via Earth Search, captured Sep 17, 2026

Oradea's tree count comes to 34,872 trees across 12.57 km² — 19 points below the 30% tree-cover level considered healthy for this area, meaning roughly 59,376 more trees would close the gap. Air quality currently reads AQI 28 (Good): Air quality is satisfactory for everyone.

Tree cover detail

Critically low

11.1% tree cover against a 30% healthy-neighborhood target, across 12.57 km².

19 points below target

Trees in this area

34,872

Target trees

94,248

More trees needed

59,376

CO₂ if planted / yr

1,306 t

Air quality detail

AQI 28Good

Observed Sep 28, 05:00 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

6.6

PM10

9.6

NO₂

3.8

O₃

39.0

SO₂

0.8

CO

188.0

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Oradea tree cover and air quality — measured by Airleaf
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Frequently asked

Questions about Oradea

What is the tree count in Oradea?

Oradea has an estimated 34,872 trees across the 12.57 km² measured — 11.1% tree cover, 19 percentage points short of the 30% tree-cover target set for this area.

How many more trees does Oradea need?

Oradea needs roughly 59,376 more trees to close a 19-point shortfall against its 30% tree-cover target — about 1,306 t of extra CO₂ absorbed per year once grown.

What is the air quality (AQI) in Oradea right now?

The latest reading for Oradea shows an AQI of 28 (Good), observed Sep 28, 05:00 local time via Open-Meteo / CAMS, US EPA index. Air quality is satisfactory for everyone.

How is Oradea'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 Universității; 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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Methodology. Tree cover is measured from Sentinel-2 L2A (ESA Copernicus) via Earth Search imagery at 10 m detail for the stated radius; 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.