City report · Madagascar
Toliara Air quality today
Air quality in Toliara currently reads AQI 38 (Good): Air quality is satisfactory for everyone.
Air quality right now
AQI 38
Good
- PM2.5, fine particles (µg/m³)
- 7.7
- tree cover
- 11.0%
- trees in this area
- 30.2K
- more trees needed
- 52.2K
Measured across a 2 km radius around Tsianaloka, Toliara, Madagascar (12.57 km²), from a satellite image of Sep 24, 2026. Lower AQI is better: 0–50 is Good, above 300 is Hazardous.
Toliara · AQI 38 (Good)
Toliara's tree count comes to 30,238 trees across 11 km² of land, 19 points below the 30% tree-cover level considered healthy for this area, so roughly 52,229 more trees would close the gap.
Air quality detail
Air quality in Toliara today: AQI 38, Good
Main pollutant: PM2.5 · Observed Nov 10, 16:00 local time via Open-Meteo / CAMS, US EPA index. Values in µg/m³.
Model estimate · no ground station nearby
Health signal
Air quality is satisfactory for everyone.
PM2.5
7.7
PM10
12.3
NO₂
0.2
O₃
51.0
SO₂
0.8
CO
99.0
- Outdoor exercise
- A good day to be active outside
- Windows
- Open them to air the house
- Mask
- Not needed
- Air purifier
- Not needed
Over the last 7 days, the CAMS air-quality model put Toliara's daily AQI at 38 on average, from 27 on Nov 4 to an hourly peak of 58 on Nov 7.
Where Toliara stands: the most polluted cities in the world right now · the cleanest
Tree cover detail
Tree cover in Toliara: Critically low
11.0% tree cover against a 30% healthy-neighborhood target, across 11 km² of land.
Trees in this area
30,238
Target trees
82,467
More trees needed
52,229
CO₂ if planted / yr
1,149 t
Deforestation · 2001–2025
How much forest has Toliara lost?
There was almost no forest around Toliara 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 July 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
In the same region
Measured cities near Toliara
Same 2 km radius, same index — so they compare directly.
- Antsirabe520.7 km
Madagascar
- Tree cover
- 14%
- Air quality
- 29
- Antananarivo635.8 km
Madagascar
- Tree cover
- 16%
- Air quality
- 38
- Toamasina830.5 km
Madagascar
- Tree cover
- 17%
- Air quality
- 54
- Maxixe849.5 km
Mozambique
- Tree cover
- 20%
- Air quality
- 23
- Angoche883.6 km
Mozambique
- Tree cover
- 30%
- Air quality
- 56
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Frequently asked
Questions about Toliara
What is the air quality (AQI) in Toliara right now?
The latest reading for Toliara shows an AQI of 38 (Good), observed Nov 10, 16:00 local time via Open-Meteo / CAMS, US EPA index. The main pollutant is PM2.5. Air quality is satisfactory for everyone.
Is it safe to exercise outside in Toliara today?
At AQI 38 (Good): a good day to be active outside. Windows: open them to air the house. Masks: not needed. The reading changes through the day, so check again before a long run or ride.
What has the air quality in Toliara been like this week?
Over the last 7 days, the CAMS air-quality model put Toliara's daily AQI at 38 on average, from 27 on Nov 4 to an hourly peak of 58 on Nov 7. No day averaged above 100, the level where the air turns unhealthy for sensitive groups.
How much forest has the area around Toliara lost since 2001?
There was almost no forest around Toliara 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 Toliara?
Toliara has an estimated 30,238 trees across the 11 km² of land measured — 11.0% tree cover, 19 percentage points short of the 30% tree-cover target set for this area.
How many more trees does Toliara need?
Toliara needs roughly 52,229 more trees to close a 19-point shortfall against its 30% tree-cover target — about 1,149 t of extra CO₂ absorbed per year once grown.
How are Toliara'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 Tsianaloka; the tree count is an estimate derived from that cover.
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