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

Kassel

Measured across a 2 km radius around Mitte, Kassel, Germany (12.57 km²)

Tree cover
57.1%
Air quality
38Good
Trees in this area
177K
More trees needed
0
Area analyzed
12.43 km²land, in a 12.57 km² circle
Satellite image
Sep 25, 2026
Dark green marks tree cover detected inside the study radius.Sentinel-2 L2A (ESA Copernicus) via Earth Search, captured Sep 25, 2026

Kassel's tree count comes to 177,412 trees across 12.43 km² of land — already at or above the 30% tree-cover level considered healthy for this area. Air quality currently reads AQI 38 (Good): Air quality is satisfactory for everyone.

Tree cover detail

Healthy tree cover

57.1% tree cover against a 30% healthy-neighborhood target, across 12.43 km² of land.

Target reached

Trees in this area

177,412

Target trees

177,412

More trees needed

0

CO₂ if planted / yr

0 kg

Air quality detail

AQI 38Good

Observed Sep 27, 06:00 local time via Open-Meteo / CAMS, US EPA index. Values in µg/m³.

Health signal

Air quality is satisfactory for everyone.

PM2.5

9.2

PM10

13.0

NO₂

4.8

O₃

52.0

SO₂

0.6

CO

193.0

Frequently asked

Questions about Kassel

What is the tree count in Kassel?

Kassel has an estimated 177,412 trees across the 12.43 km² of land measured — 57.1% tree cover, already past the 30% tree-cover target set for this area.

How many more trees does Kassel need?

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

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

The latest reading for Kassel shows an AQI of 38 (Good), observed Sep 27, 06:00 local time via Open-Meteo / CAMS, US EPA index. Air quality is satisfactory for everyone.

How is Kassel'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 Mitte; 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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