Japan · Miyazaki · 3 cities
Air quality in Miyazaki today The AQI right now, city by city
Right now, Nobeoka has the cleanest air of the 3 cities we track in Miyazaki (AQI 53, Moderate), and Miyakonojō the worst (AQI 58, Moderate). Nobeoka has the most tree cover, at 18.0% — #67 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 56
Average right now
Moderate
- cities tracked
- 3
- average tree cover
- 11.2%
- Japan: 16.4%
- worst air now: Miyakonojō
- 58
- cleanest air now: Nobeoka
- 53
Lower is better on the US EPA index: 0–50 is Good, above 300 is Hazardous. Measured by Airleaf, refreshed hourly.
Miyazaki · average AQI 56
Air quality today across Miyazaki, city by city
| Miyazaki | 58Moderate | 6.8% | 65.3K | #154 of 207 |
|---|---|---|---|---|
| Miyakonojō | 58Moderate | 8.8% | 66.6K | #135 of 207 |
| Nobeoka | 53Moderate | 18.0% | 35.7K | #67 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 Miyazaki lost?
Since 2001, Miyazaki has lost about 83,800 hectares of forest (about 120,000 football pitches): 14% of the forest it had in 2000. Most of it was lost to logging, so much of it can grow back. About 2,430 hectares (2.9%) was deforestation: forest cleared for good for farms, mines or towns.
- Forest lost since 2001
- 83,800 haabout 120,000 football pitches
- Share of its forest
- 14%of what there was in 2000
- Cleared for good
- 2,430 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 | 29 ha | 1,200 ha | 1,230 ha |
| 2002 | 67 ha | 1,670 ha | 1,740 ha |
| 2003 | 56 ha | 1,650 ha | 1,710 ha |
| 2004 | 121 ha | 2,570 ha | 2,700 ha |
| 2005 | 81 ha | 2,260 ha | 2,340 ha |
| 2006 | 109 ha | 2,910 ha | 3,020 ha |
| 2007 | 68 ha | 2,640 ha | 2,710 ha |
| 2008 | 186 ha | 2,460 ha | 2,640 ha |
| 2009 | 163 ha | 3,240 ha | 3,400 ha |
| 2010 | 70 ha | 2,640 ha | 2,710 ha |
| 2011 | 64 ha | 2,650 ha | 2,720 ha |
| 2012 | 53 ha | 1,930 ha | 1,990 ha |
| 2013 | 69 ha | 2,460 ha | 2,530 ha |
| 2014 | 74 ha | 2,390 ha | 2,460 ha |
| 2015 | 62 ha | 3,150 ha | 3,210 ha |
| 2016 | 140 ha | 4,550 ha | 4,690 ha |
| 2017 | 88 ha | 4,120 ha | 4,210 ha |
| 2018 | 165 ha | 5,130 ha | 5,290 ha |
| 2019 | 129 ha | 4,560 ha | 4,690 ha |
| 2020 | 123 ha | 4,510 ha | 4,630 ha |
| 2021 | 102 ha | 4,490 ha | 4,590 ha |
| 2022 | 107 ha | 4,960 ha | 5,060 ha |
| 2023 | 88 ha | 4,560 ha | 4,640 ha |
| 2024 | 105 ha | 4,420 ha | 4,530 ha |
| 2025 | 107 ha | 4,290 ha | 4,400 ha |
Forest loss has stayed about the same: about 4,640 hectares a year in 2021–2025, against 4,700 hectares a year in 2016–2020. The worst year was 2018, when about 5,290 hectares of forest were lost.
What is causing deforestation in Miyazaki?
- Loggingcan grow back97% · 81,000 ha
- Towns and roadscleared for good2% · 1,680 ha
Also: mining and energy, farms, pasture and plantations, 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
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