City report · Niger
Arlit Air quality today
Air quality in Arlit currently reads AQI 162 (Unhealthy): Everyone should limit long outdoor exertion; sensitive groups more so.
Air quality right now
AQI 162
Unhealthy
- PM2.5, fine particles (µg/m³)
- 71.2
- tree cover
- 0%
- trees in this area
- 0
- more trees needed
- 126K
Measured across a 2 km radius around Arlit, Niger (12.57 km²), from a satellite image of Sep 21, 2026. Lower AQI is better: 0–50 is Good, above 300 is Hazardous.
Arlit · AQI 162 (Unhealthy)
Arlit's tree count comes to 0 trees across 12.57 km², 40 points below the 40% tree-cover level considered healthy for this area, so roughly 125,664 more trees would close the gap.
Air quality detail
Air quality in Arlit today: AQI 162, Unhealthy
Main pollutant: PM2.5 · Observed Nov 11, 08:00 local time via Open-Meteo / CAMS, US EPA index. Values in µg/m³.
Model estimate · no ground station nearby
Health signal
Everyone should limit long outdoor exertion; sensitive groups more so.
PM2.5
71.2
PM10
272.9
NO₂
0.2
O₃
28.0
SO₂
0.3
CO
108.0
- Outdoor exercise
- Everyone should cut down long or hard exercise; sensitive groups should avoid it
- Windows
- Keep them closed
- Mask
- Wear an N95 outdoors
- Air purifier
- Run one
Over the last 7 days, the CAMS air-quality model put Arlit's daily AQI at 74 on average, from 53 on Nov 7 to an hourly peak of 162 on Nov 11.
Where Arlit stands: the most polluted cities in the world right now · the cleanest
Tree cover detail
Tree cover in Arlit: Critically low
0% tree cover against a 40% healthy-neighborhood target, across 12.57 km².
Trees in this area
0
Target trees
125,664
More trees needed
125,664
CO₂ if planted / yr
2,765 t
Deforestation · 2001–2025
How much forest has Arlit lost?
There was almost no forest around Arlit in 2000, so there has been almost nothing to lose since. Only fairly dense woodland counts as forest in these maps, so scattered street and garden trees don't show up here.
2017: satellite photo from May 2017 of a 5 × 5 km area in the city center.
These figures cover everything within 10 km of the city center, a wider area than the report above, because forest is usually lost at a city's edges.
Source: Hansen/UMD/Google/USGS/NASA, Global Forest Change (GFC-2025-v1.13); causes: WRI/Google DeepMind drivers of forest loss; both CC BY 4.0, summed by Airleaf for each area. Images: contains modified Copernicus Sentinel data. How it's measured
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Frequently asked
Questions about Arlit
What is the air quality (AQI) in Arlit right now?
The latest reading for Arlit shows an AQI of 162 (Unhealthy), observed Nov 11, 08:00 local time via Open-Meteo / CAMS, US EPA index. The main pollutant is PM2.5. Everyone should limit long outdoor exertion; sensitive groups more so.
Is it safe to exercise outside in Arlit today?
At AQI 162 (Unhealthy): everyone should cut down long or hard exercise; sensitive groups should avoid it. Windows: keep them closed. Masks: wear an N95 outdoors. The reading changes through the day, so check again before a long run or ride.
What has the air quality in Arlit been like this week?
Over the last 7 days, the CAMS air-quality model put Arlit's daily AQI at 74 on average, from 53 on Nov 7 to an hourly peak of 162 on Nov 11. On 1 of those days the average was above 100, unhealthy for sensitive groups.
How much forest has the area around Arlit lost since 2001?
There was almost no forest around Arlit in 2000, so there has been almost nothing to lose since. Only fairly dense woodland counts as forest in these maps, so scattered street and garden trees don't show up here.
What is the tree count in Arlit?
Arlit has an estimated 0 trees across the 12.57 km² measured — 0% tree cover, 40 percentage points short of the 40% tree-cover target set for this area.
How many more trees does Arlit need?
Arlit needs roughly 125,664 more trees to close a 40-point shortfall against its 40% tree-cover target — about 2,765 t of extra CO₂ absorbed per year once grown.
How are Arlit's air quality and tree cover measured?
Air quality comes from ground monitoring stations via OpenAQ where one reports nearby, and otherwise, as here, from the Open-Meteo / CAMS model, which may differ from street-level monitors. 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 Arlit; the tree count is an estimate derived from that cover.
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