Japan · Okayama · 3 cities
Air quality in Okayama today The AQI right now, city by city
Right now, Tsuyama has the cleanest air of the 3 cities we track in Okayama (AQI 33, Good), and Kurashiki the worst (AQI 56, Moderate). Tsuyama has the most tree cover, at 60.3% — #4 of 207 cities measured in Japan.
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 48
Average right now
Good
- cities tracked
- 3
- average tree cover
- 28.3%
- Japan: 16.4%
- worst air now: Kurashiki
- 56
- cleanest air now: Tsuyama
- 33
Lower is better on the US EPA index: 0–50 is Good, above 300 is Hazardous. Measured by Airleaf, refreshed hourly.
Okayama · average AQI 48
Air quality today across Okayama, city by city
| Okayama | 55Moderate | 12.8% | 51.8K | #93 of 207 |
|---|---|---|---|---|
| Kurashiki | 56Moderate | 11.8% | 57.2K | #101 of 207 |
| Tsuyama | 33Good | 60.3% | — | #4 of 207 |
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 Japan.
Deforestation · 2001–2025
How much forest has Okayama lost?
Since 2001, Okayama has lost about 18,800 hectares of forest (about 26,000 football pitches): 3.9% of the forest it had in 2000. Most of it was lost to logging, so much of it can grow back. About 2,290 hectares (12%) was deforestation: forest cleared for good for farms, mines or towns.
- Forest lost since 2001
- 18,800 haabout 26,000 football pitches
- Share of its forest
- 3.9%of what there was in 2000
- Cleared for good
- 2,290 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 | 48 ha | 318 ha | 366 ha |
| 2002 | 60 ha | 369 ha | 429 ha |
| 2003 | 55 ha | 300 ha | 355 ha |
| 2004 | 104 ha | 638 ha | 742 ha |
| 2005 | 159 ha | 2,240 ha | 2,400 ha |
| 2006 | 28 ha | 200 ha | 227 ha |
| 2007 | 127 ha | 1,150 ha | 1,280 ha |
| 2008 | 53 ha | 542 ha | 595 ha |
| 2009 | 72 ha | 894 ha | 966 ha |
| 2010 | 45 ha | 509 ha | 554 ha |
| 2011 | 35 ha | 304 ha | 339 ha |
| 2012 | 126 ha | 991 ha | 1,120 ha |
| 2013 | 35 ha | 191 ha | 226 ha |
| 2014 | 52 ha | 300 ha | 352 ha |
| 2015 | 39 ha | 273 ha | 312 ha |
| 2016 | 175 ha | 565 ha | 740 ha |
| 2017 | 246 ha | 433 ha | 679 ha |
| 2018 | 171 ha | 492 ha | 663 ha |
| 2019 | 93 ha | 549 ha | 642 ha |
| 2020 | 97 ha | 504 ha | 601 ha |
| 2021 | 74 ha | 642 ha | 716 ha |
| 2022 | 106 ha | 971 ha | 1,080 ha |
| 2023 | 52 ha | 872 ha | 924 ha |
| 2024 | 68 ha | 1,080 ha | 1,150 ha |
| 2025 | 172 ha | 1,210 ha | 1,380 ha |
Forest loss is speeding up: about 1,050 hectares a year in 2021–2025, up from 665 hectares a year in 2016–2020. The worst year was 2005, when about 2,400 hectares of forest were lost.
What is causing deforestation in Okayama?
- Loggingcan grow back83% · 15,700 ha
- Towns and roadscleared for good7.1% · 1,330 ha
- Mining and energycleared for good4.6% · 872 ha
Also: wildfires, farms, pasture and plantations, storms, floods and other natural causes, 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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