Conakry
2 km around Conakry
Air quality now
AQI 93
9.1%
tree cover
33.6K more trees would reach 30% tree cover
Africa · air quality report · 10 cities
Guinea air quality today The AQI right now, city by city
Right now the 10 cities Airleaf measures in Guinea average AQI 83 (moderate). The worst air is in Kindia, at AQI 112, and the cleanest in Kamsar, at AQI 58.
20% of the 10 measured cities are over AQI 100 today, where the air stops being fine for sensitive groups.
Average right now
AQI 83
Moderate
US EPA index, across 10 cities
- cities measured
- 10
- worst air: Kindia
- 112
- cleanest air: Kamsar
- 58
- average tree cover
- 22.5%
Updated . Lower is better on the US EPA index: 0–50 is Good, above 300 is Hazardous. Measured by Airleaf.
Guinea · average AQI 83
Air quality right now in the 8 largest cities in Guinea
Moderate
Nzérékoré
2 km around Nzerekore
Air quality now
AQI 62
22.7%
tree cover
22.9K more trees would reach 30% tree cover
Kankan
2 km around Kankan
Air quality now
AQI 96
10.0%
tree cover
62.8K more trees would reach 30% tree cover
Manéah
2 km around Coyah
Air quality now
AQI 69
32.3%
tree cover
Healthy tree cover
Kindia
2 km around Kindia
Air quality now
AQI 112
27.3%
tree cover
24.2K more trees would reach 35% tree cover
Dubréka
2 km around Dubreka
Air quality now
AQI 72
49.9%
tree cover
Healthy tree cover
Siguiri
2 km around Siguiri
Air quality now
AQI 102
10.2%
tree cover
77.0K more trees would reach 35% tree cover
Kissidougou
2 km around Kissidougou
Air quality now
AQI 72
28.8%
tree cover
3.8K more trees would reach 30% tree cover
Across the country
How clean is the air across Guinea today?
20% of the 10 measured cities are over AQI 100 today, where the air stops being fine for sensitive groups. Unusually sensitive people should consider limiting long outdoor exertion.
10 measured cities
- Moderate8 (80%)
- Unhealthy for sensitive groups2 (20%)
Every measured city, including model estimates where no ground station is near.
In aggregate
Guinea in numbers
Every figure below is read the same way over the same 2 km area per city, so they add up and compare like for like. Averaged across the 10 of 10 cities measured so far in Guinea.
- Average air quality
- AQI 83Mean of the latest reading per city
- Average tree cover
- 22.5%8 of 10 below their target
- Trees counted
- 647KAcross every measured area
- More trees needed
- 288KTo bring each area to its target
Worst air quality right now
Cleanest air right now
Greenest cities in Guinea
Least tree cover in Guinea
Excludes barren and desert sites
Against everywhere else
How does Guinea compare with other countries?
Right now the cities of Guinea average cleaner air than 12% of the 171 countries Airleaf has enough cities to average, and more tree cover than 46%.
Cleaner air than…
- Guinea
- Beats 12%
More tree cover than…
- Guinea
- Beats 46%
See the most polluted and cleanest air rankings for every country.
Deforestation · 2001–2025
How much forest has Guinea lost?
Since 2001, Guinea has lost about 2.42 million hectares of forest (about 24,000 km²): 29% of the forest it had in 2000. Most of it was lost to shifting farming, so much of it can grow back. About 491,000 hectares (20%) was deforestation: forest cleared for good for farms, mines or towns.
- Forest lost since 2001
- 2.42 million haabout 24,000 km²
- Share of its forest
- 29%of what there was in 2000
- Cleared for good
- 491,000 hadeforestation: turned into farms, mines or towns
Hectares of forest lost each year
Show the figures as a table
| Year | Cleared for good | Can grow back | Total |
|---|---|---|---|
| 2001 | 7,470 ha | 11,200 ha | 18,700 ha |
| 2002 | 10,600 ha | 18,600 ha | 29,200 ha |
| 2003 | 3,540 ha | 5,670 ha | 9,210 ha |
| 2004 | 7,550 ha | 9,850 ha | 17,400 ha |
| 2005 | 6,310 ha | 8,570 ha | 14,900 ha |
| 2006 | 7,190 ha | 8,370 ha | 15,600 ha |
| 2007 | 15,900 ha | 18,600 ha | 34,500 ha |
| 2008 | 10,400 ha | 11,500 ha | 21,900 ha |
| 2009 | 10,100 ha | 14,100 ha | 24,200 ha |
| 2010 | 7,490 ha | 8,870 ha | 16,400 ha |
| 2011 | 16,200 ha | 11,800 ha | 27,900 ha |
| 2012 | 8,020 ha | 16,700 ha | 24,700 ha |
| 2013 | 27,100 ha | 121,000 ha | 148,000 ha |
| 2014 | 21,200 ha | 113,000 ha | 134,000 ha |
| 2015 | 23,000 ha | 140,000 ha | 163,000 ha |
| 2016 | 29,000 ha | 189,000 ha | 218,000 ha |
| 2017 | 36,500 ha | 197,000 ha | 233,000 ha |
| 2018 | 29,800 ha | 154,000 ha | 184,000 ha |
| 2019 | 32,900 ha | 162,000 ha | 195,000 ha |
| 2020 | 30,400 ha | 150,000 ha | 180,000 ha |
| 2021 | 28,200 ha | 141,000 ha | 169,000 ha |
| 2022 | 26,200 ha | 105,000 ha | 131,000 ha |
| 2023 | 36,200 ha | 119,000 ha | 156,000 ha |
| 2024 | 34,700 ha | 114,000 ha | 148,000 ha |
| 2025 | 25,300 ha | 80,200 ha | 105,000 ha |
Forest loss is slowing down: about 142,000 hectares a year in 2021–2025, down from 202,000 hectares a year in 2016–2020. The worst year was 2017, when about 233,000 hectares of forest were lost.
What is causing deforestation in Guinea?
- Shifting farmingcan grow back79% · 1.92 million ha
- Farms, pasture and plantationscleared for good19% · 470,000 ha
Also: mining and energy, logging, towns and roads, storms, floods and other natural causes, wildfires, unknown causes.
Causes for 2025 are estimates, based on what caused forest loss in the same places up to 2024.
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. How it's measured
Guinea as a whole
20.0% of Guinea was forested as of 2024, against a 30% benchmark. Closing that gap nationally would take roughly 2.4B trees across 2.4M hectares. Source: World Bank (FAO).
Full directory
Every city we track in Guinea
10 cities, A–Z
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Clean-air buying guides
Cleaner air at home in Guinea
Picked by tested clean-air delivery rate (CADR), noise and running cost, from independent test labels. No brand pays to be listed.
- The best air purifiers for wildfire smoke and smog
Air purifiers that keep up with wildfire smoke and winter smog, ranked by verified smoke CADR, with the room each one clears on a smoky day.
- The best air purifiers under $200
Good HEPA air purifiers under $200 at the makers' own prices, compared on verified clean air, room size and what the filters cost each year.
- NIOSH-approved N95 masks for smoke and smog
NIOSH-approved N95 masks and P100 respirators for smog and smoke, and how to get the fit right. Cloth and surgical masks do little against PM2.5.
Frequently asked
Air quality in Guinea: your questions answered
What is the air quality in Guinea today?
Right now the 10 cities Airleaf measures in Guinea average AQI 83 (moderate). The worst air is in Kindia, at AQI 112, and the cleanest in Kamsar, at AQI 58. 20% of the 10 measured cities are over AQI 100 today, where the air stops being fine for sensitive groups.
Which city in Guinea has the worst air right now?
Kindia, at AQI 112 (Unhealthy for sensitive groups) on the US EPA index. Sensitive groups should limit long or intense outdoor activity.
Which city in Guinea has the cleanest air right now?
Kamsar, at AQI 58 (Moderate). Both lists rank current readings, from ground stations wherever Guinea has at least three cities with one.
Is the air in Guinea safe to breathe today?
It depends on the city. 8 cities are Moderate, 2 cities are Unhealthy for sensitive groups. At the national average of AQI 83: Unusually sensitive people should consider limiting long outdoor exertion.
How much forest has Guinea lost since 2001?
About 2.42 million ha from 2001 to 2025, 29% of the forest it had in 2000, from the University of Maryland's yearly satellite maps of forest loss. 491,000 ha of it was cleared for good, for farms, mines or towns.
Which city in Guinea has the most trees?
Dubréka, with 49.9% tree cover within 2 km of its center, measured from Sentinel-2 satellite images.
How does Airleaf measure air quality in Guinea?
Each city's reading is the US EPA air quality index, from ground monitoring stations where one has reported recently nearby, and from the CAMS atmospheric model elsewhere; each city's report says which. Tree cover is measured over the same 2 km radius in every city, so the cities compare like for like.
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