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

City report · Nepal

Janakpur

Measured across a 2 km radius around Janakpur, Madhesh Province, Nepal (12.57 km²)

Tree cover
52.8%
Air quality
119Unhealthy for sensitive groups
Trees in this area
165K
More trees needed
0
Area analyzed
12.49 km²land, in a 12.57 km² circle
Satellite image
Sep 20, 2026
Dark green marks tree cover detected inside the study radius.Sentinel-2 L2A (ESA Copernicus) via Earth Search, captured Sep 20, 2026

Janakpur's tree count comes to 164,881 trees across 12.49 km² of land — already at or above the 35% tree-cover level considered healthy for this area. Air quality currently reads AQI 119 (Unhealthy for sensitive groups): Sensitive groups should limit long or intense outdoor activity.

Tree cover detail

Healthy tree cover

52.8% tree cover against a 35% healthy-neighborhood target, across 12.49 km² of land.

Target reached

Trees in this area

164,881

Target trees

164,881

More trees needed

0

CO₂ if planted / yr

0 kg

Air quality detail

AQI 119Unhealthy for sensitive groups

Observed Sep 28, 08:45 local time via OpenAQ ground stations, US EPA index. Values in µg/m³.

Ground station · Janakpurdham SMC-08, Janaki Eye Hospital, 1.5 km away

Health signal

Sensitive groups should limit long or intense outdoor activity.

PM2.5

42.8

PM10

—

NO₂

—

O₃

—

SO₂

—

CO

—

Data: OpenAQ · AirGradient

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

Questions about Janakpur

What is the tree count in Janakpur?

Janakpur has an estimated 164,881 trees across the 12.49 km² of land measured — 52.8% tree cover, already past the 35% tree-cover target set for this area.

How many more trees does Janakpur need?

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

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

The latest reading for Janakpur shows an AQI of 119 (Unhealthy for sensitive groups), measured Sep 28, 08:45 local time by the Janakpurdham SMC-08, Janaki Eye Hospital ground monitoring station, 1.5 km away, via OpenAQ. Sensitive groups should limit long or intense outdoor activity.

How is Janakpur'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 Janakpur; the tree count is an estimate derived from that cover. Air quality is measured by ground monitoring stations near Janakpur, via OpenAQ; the 7-day trend is the Open-Meteo / CAMS model's estimate.

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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 is measured by ground monitoring stations near Janakpur, via OpenAQ; the 7-day trend is the Open-Meteo / CAMS model's estimate.