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

Bacău

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

Tree cover
36.6%
Air quality
37Good
Trees in this area
105K
More trees needed
0
Area analyzed
11.53 km²land, in a 12.57 km² circle
Satellite image
Sep 16, 2026
Dark green marks tree cover detected inside the study radius.Sentinel-2 L2A (ESA Copernicus) via Earth Search, captured Sep 16, 2026

Bacău's tree count comes to 105,439 trees across 11.53 km² of land — already at or above the 30% tree-cover level considered healthy for this area. Air quality currently reads AQI 37 (Good): Air quality is satisfactory for everyone.

Tree cover detail

Healthy tree cover

36.6% tree cover against a 30% healthy-neighborhood target, across 11.53 km² of land.

Target reached

Trees in this area

105,439

Target trees

105,439

More trees needed

0

CO₂ if planted / yr

0 kg

Air quality detail

AQI 37Good

Observed Sep 28, 08:00 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

8.8

PM10

11.9

NO₂

5.3

O₃

44.0

SO₂

1.1

CO

194.0

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

Questions about Bacău

What is the tree count in Bacău?

Bacău has an estimated 105,439 trees across the 11.53 km² of land measured — 36.6% tree cover, already past the 30% tree-cover target set for this area.

How many more trees does Bacău need?

Bacău has already reached its tree-cover target, so no additional trees are needed to close the gap.

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

The latest reading for Bacău shows an AQI of 37 (Good), observed Sep 28, 08:00 local time via Open-Meteo / CAMS, US EPA index. Air quality is satisfactory for everyone.

How is Bacău'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 Bacău; 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.