South Korea · Gangwon-do · 4 cities
Air quality in Gangwon-do today The AQI right now, city by city
Right now, Gangneung has the cleanest air of the 4 cities we track in Gangwon-do (AQI 66, Moderate), and Wŏnju the worst (AQI 82, Moderate). Donghae City has the most tree cover, at 50.1% — #5 of 56 cities measured in South Korea.
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.
Average right now
AQI 72
Moderate
- cities tracked
- 4
- average tree cover
- 31.7%
- South Korea: 28.4%
- worst air now: Wŏnju
- 82
- cleanest air now: Gangneung
- 66
Lower is better on the US EPA index: 0–50 is Good, above 300 is Hazardous. Measured by Airleaf, refreshed hourly.
Gangwon-do · average AQI 72
Air quality today across Gangwon-do, city by city
| Wŏnju | 82Moderate | 21.0% | 28.3K | #34 of 56 |
|---|---|---|---|---|
| Chuncheon | 70Moderate | 16.3% | 43.0K | #46 of 56 |
| Gangneung | 66Moderate | 39.4% | — | #14 of 56 |
| Donghae City | 70Moderate | 50.1% | — | #5 of 56 |
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 South Korea.
Deforestation · 2001–2025
How much forest has Gangwon-do lost?
Since 2001, Gangwon-do has lost about 91,200 hectares of forest (about 130,000 football pitches): 6.4% of the forest it had in 2000. Most of it was lost to logging, so much of it can grow back. About 9,810 hectares (11%) was deforestation: forest cleared for good for farms, mines or towns.
- Forest lost since 2001
- 91,200 haabout 130,000 football pitches
- Share of its forest
- 6.4%of what there was in 2000
- Cleared for good
- 9,810 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 | 294 ha | 1,420 ha | 1,710 ha |
| 2002 | 231 ha | 804 ha | 1,040 ha |
| 2003 | 67 ha | 383 ha | 450 ha |
| 2004 | 511 ha | 1,950 ha | 2,460 ha |
| 2005 | 429 ha | 1,660 ha | 2,080 ha |
| 2006 | 488 ha | 1,610 ha | 2,100 ha |
| 2007 | 362 ha | 2,770 ha | 3,130 ha |
| 2008 | 488 ha | 2,250 ha | 2,730 ha |
| 2009 | 604 ha | 2,670 ha | 3,270 ha |
| 2010 | 815 ha | 2,740 ha | 3,550 ha |
| 2011 | 504 ha | 2,380 ha | 2,880 ha |
| 2012 | 426 ha | 2,900 ha | 3,320 ha |
| 2013 | 183 ha | 1,420 ha | 1,600 ha |
| 2014 | 242 ha | 2,310 ha | 2,550 ha |
| 2015 | 288 ha | 4,140 ha | 4,430 ha |
| 2016 | 363 ha | 4,820 ha | 5,190 ha |
| 2017 | 353 ha | 4,540 ha | 4,890 ha |
| 2018 | 398 ha | 4,640 ha | 5,040 ha |
| 2019 | 373 ha | 5,670 ha | 6,040 ha |
| 2020 | 380 ha | 4,640 ha | 5,020 ha |
| 2021 | 249 ha | 4,110 ha | 4,360 ha |
| 2022 | 381 ha | 10,400 ha | 10,800 ha |
| 2023 | 520 ha | 5,140 ha | 5,660 ha |
| 2024 | 468 ha | 3,310 ha | 3,780 ha |
| 2025 | 398 ha | 2,740 ha | 3,140 ha |
Forest loss has stayed about the same: about 5,550 hectares a year in 2021–2025, against 5,240 hectares a year in 2016–2020. The worst year was 2022, when about 10,800 hectares of forest were lost.
What is causing deforestation in Gangwon-do?
- Loggingcan grow back77% · 70,200 ha
- Wildfirescan grow back11% · 10,100 ha
- Towns and roadscleared for good7.3% · 6,650 ha
Also: mining and energy, 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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