City report · India
Gangtok
Measured across a 2 km radius around Vishal Gaon, Gangtok, Sikkim, India (12.57 km²)
- Tree cover
- 81.6%
- Air quality
- 47Good
- Trees in this area
- 256K
- More trees needed
- 0
- Area analyzed
- 12.57 km²
- Satellite image
- Aug 11, 2026
Gangtok's tree count comes to 256,354 trees across 12.57 km² — already at or above the 30% tree-cover level considered healthy for this area. Air quality currently reads AQI 47 (Good): Air quality is satisfactory for everyone.
Tree cover detail
Healthy tree cover
81.6% tree cover against a 30% healthy-neighborhood target, across 12.57 km².
Trees in this area
256,354
Target trees
256,354
More trees needed
0
CO₂ if planted / yr
0 kg
Air quality detail
AQI 47Good
Observed Sep 27, 09:30 local time via Open-Meteo / CAMS, US EPA index. Values in µg/m³.
Health signal
Air quality is satisfactory for everyone.
PM2.5
6.4
PM10
6.7
NO₂
1.1
O₃
99.0
SO₂
0.9
CO
226.0
Frequently asked
Questions about Gangtok
What is the tree count in Gangtok?
Gangtok has an estimated 256,354 trees across the 12.57 km² measured — 81.6% tree cover, already past the 30% tree-cover target set for this area.
How many more trees does Gangtok need?
Gangtok has already reached its tree-cover target, so no additional trees are needed to close the gap.
What is the air quality (AQI) in Gangtok right now?
The latest reading for Gangtok shows an AQI of 47 (Good), observed Sep 27, 09:30 local time via Open-Meteo / CAMS, US EPA index. Air quality is satisfactory for everyone.
How is Gangtok'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 Vishal Gaon; 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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