Nigeria · Osun State · 12 cities
Air quality in Osun State today The AQI right now, city by city
Right now, Ede has the cleanest air of the 12 cities we track in Osun State (AQI 53, Moderate), and Inisa the worst (AQI 93, Moderate). Ila Orangun has the most tree cover, at 44.9% — #6 of 94 cities measured in Nigeria.
Every city is measured the same way, over the same 2 km around its center: the air quality right now, from ground stations where there are any, and its tree cover.
AQI 66
Average right now
Moderate
- cities tracked
- 12
- average tree cover
- 33.4%
- Nigeria: 19.4%
- worst air now: Inisa
- 93
- cleanest air now: Ede
- 53
Lower is better on the US EPA index: 0–50 is Good, above 300 is Hazardous. Measured by Airleaf, refreshed hourly.
Osun State · average AQI 66
Air quality today across Osun State, city by city
| Osogbo | 65Moderate | 14.5% | 48.7K | #41 of 94 |
|---|---|---|---|---|
| Ile-Ife | 65Moderate | 19.6% | 32.7K | #27 of 94 |
| Ilesa | 65Moderate | 18.0% | 37.7K | #35 of 94 |
| Iwo | 64Moderate | 12.8% | 53.9K | #48 of 94 |
| Ikire | 64Moderate | 21.2% | 27.6K | #23 of 94 |
| Ila Orangun | 68Moderate | 44.9% | — | #6 of 94 |
| Inisa | 93Moderate | 80.1% | — | — |
| Ede | 53Moderate | 18.2% | 37.1K | #33 of 94 |
| Gbongan | 65Moderate | 39.6% | — | #10 of 94 |
| Ikirun | 68Moderate | 14.8% | 47.8K | #40 of 94 |
| Modakeke | 60Moderate | 98.1% | — | — |
| Ilobu | 67Moderate | 19.4% | 33.3K | #29 of 94 |
Air quality is the US AQI from ground monitoring stations via OpenAQ where available, otherwise the Open-Meteo / CAMS model, refreshed hourly. Tree cover is measured within 2 km of each city center from Sentinel-2 imagery; the rank compares every city measured in Nigeria.
Deforestation · 2001–2025
How much forest has Osun State lost?
Since 2001, Osun State has lost about 71,300 hectares of forest (about 100,000 football pitches): 10% of the forest it had in 2000. Most of it (99%) was deforestation, forest cleared for good, mainly for farms, pasture and plantations.
- Forest lost since 2001
- 71,300 haabout 100,000 football pitches
- Share of its forest
- 10%of what there was in 2000
- Cleared for good
- 70,300 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 | 428 ha | 6 ha | 434 ha |
| 2002 | 542 ha | 12 ha | 554 ha |
| 2003 | 134 ha | 2 ha | 136 ha |
| 2004 | 129 ha | 5 ha | 134 ha |
| 2005 | 477 ha | 8 ha | 485 ha |
| 2006 | 312 ha | 6 ha | 318 ha |
| 2007 | 520 ha | 4 ha | 524 ha |
| 2008 | 1,150 ha | 9 ha | 1,160 ha |
| 2009 | 734 ha | 6 ha | 740 ha |
| 2010 | 1,290 ha | 19 ha | 1,310 ha |
| 2011 | 883 ha | 6 ha | 889 ha |
| 2012 | 1,350 ha | 19 ha | 1,370 ha |
| 2013 | 2,250 ha | 14 ha | 2,260 ha |
| 2014 | 2,260 ha | 26 ha | 2,290 ha |
| 2015 | 1,670 ha | 75 ha | 1,740 ha |
| 2016 | 3,760 ha | 62 ha | 3,820 ha |
| 2017 | 10,700 ha | 244 ha | 11,000 ha |
| 2018 | 6,050 ha | 93 ha | 6,150 ha |
| 2019 | 5,260 ha | 54 ha | 5,320 ha |
| 2020 | 7,020 ha | 72 ha | 7,090 ha |
| 2021 | 5,370 ha | 81 ha | 5,450 ha |
| 2022 | 4,030 ha | 31 ha | 4,060 ha |
| 2023 | 4,530 ha | 54 ha | 4,580 ha |
| 2024 | 4,290 ha | 38 ha | 4,330 ha |
| 2025 | 5,090 ha | 78 ha | 5,170 ha |
Forest loss is slowing down: about 4,720 hectares a year in 2021–2025, down from 6,670 hectares a year in 2016–2020. The worst year was 2017, when about 11,000 hectares of forest were lost.
What is causing deforestation in Osun State?
- Farms, pasture and plantationscleared for good86% · 61,300 ha
- Towns and roadscleared for good10% · 7,270 ha
- Mining and energycleared for good2.3% · 1,660 ha
Also: shifting farming, logging, 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
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