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

Marugame

Measured across a 2 km radius around Imazucho, Marugame, Kagawa 763-0051, Japan (12.57 km²)

Tree cover
22.4%
Air quality
45Good
Trees in this area
64.0K
More trees needed
21.7K
Area analyzed
11.43 km²land, in a 12.57 km² circle
Satellite image
Aug 30, 2026
Dark green marks tree cover detected inside the study radius.Sentinel-2 L2A (ESA Copernicus) via Earth Search, captured Aug 30, 2026

Marugame's tree count comes to 63,968 trees across 11.43 km² of land — 8 points below the 30% tree-cover level considered healthy for this area, meaning roughly 21,703 more trees would close the gap. Air quality currently reads AQI 45 (Good): Air quality is satisfactory for everyone.

Tree cover detail

Below target

22.4% tree cover against a 30% healthy-neighborhood target, across 11.43 km² of land.

8 points below target

Trees in this area

63,968

Target trees

85,671

More trees needed

21,703

CO₂ if planted / yr

477.5 t

Air quality detail

AQI 45Good

Observed Sep 27, 11:00 local time via Open-Meteo / CAMS, US EPA index. Values in µg/m³.

Health signal

Air quality is satisfactory for everyone.

PM2.5

10.8

PM10

11.0

NO₂

27.4

O₃

44.0

SO₂

13.0

CO

226.0

Frequently asked

Questions about Marugame

What is the tree count in Marugame?

Marugame has an estimated 63,968 trees across the 11.43 km² of land measured — 22.4% tree cover, 8 percentage points short of the 30% tree-cover target set for this area.

How many more trees does Marugame need?

Marugame needs roughly 21,703 more trees to close a 8-point shortfall against its 30% tree-cover target — about 477.5 t of extra CO₂ absorbed per year once grown.

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

The latest reading for Marugame shows an AQI of 45 (Good), observed Sep 27, 11:00 local time via Open-Meteo / CAMS, US EPA index. Air quality is satisfactory for everyone.

How is Marugame'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 Imazucho; 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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