Airleaf
Aerial study of a dense urban district organized around a green corridor
All Japan reports

City report · Japan

Fukui-shi

Measured across a 2 km radius around 2 Chome-10 Ote, Fukui, 910-0005, Japan (12.57 km²)

Tree cover
9.1%
Air quality
47Good
Trees in this area
28.6K
More trees needed
65.7K
Area analyzed
12.57 km²
Satellite image
Sep 1, 2026
Dark green marks tree cover detected inside the study radius.Sentinel-2 L2A (ESA Copernicus) via Earth Search, captured Sep 1, 2026

Fukui-shi's tree count comes to 28,588 trees across 12.57 km² — 21 points below the 30% tree-cover level considered healthy for this area, meaning roughly 65,659 more trees would close the gap. Air quality currently reads AQI 47 (Good): Air quality is satisfactory for everyone.

Tree cover detail

Critically low

9.1% tree cover against a 30% healthy-neighborhood target, across 12.57 km².

21 points below target

Trees in this area

28,588

Target trees

94,247

More trees needed

65,659

CO₂ if planted / yr

1,444 t

Air quality detail

AQI 47Good

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

3.6

PM10

3.7

NO₂

1.5

O₃

100.0

SO₂

3.2

CO

187.0

Frequently asked

Questions about Fukui-shi

What is the tree count in Fukui-shi?

Fukui-shi has an estimated 28,588 trees across the 12.57 km² measured — 9.1% tree cover, 21 percentage points short of the 30% tree-cover target set for this area.

How many more trees does Fukui-shi need?

Fukui-shi needs roughly 65,659 more trees to close a 21-point shortfall against its 30% tree-cover target — about 1,444 t of extra CO₂ absorbed per year once grown.

What is the air quality (AQI) in Fukui-shi right now?

The latest reading for Fukui-shi shows an AQI of 47 (Good), observed Sep 27, 11:00 local time via Open-Meteo / CAMS, US EPA index. Air quality is satisfactory for everyone.

How is Fukui-shi'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 2 Chome-10 Ote; 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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