Vietnam · Nghệ An Province · 2 cities
Air quality in Nghệ An Province today The AQI right now, city by city
Right now, Hoàng Mai has the cleanest air of the 2 cities we track in Nghệ An Province (AQI 31, Good), and Vinh the worst (AQI 59, Moderate). Hoàng Mai has the most tree cover, at 41.2% — #31 of 112 cities measured in Vietnam.
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.
- cities tracked
- 2
- average tree cover
- 30.1%
- Vietnam: 35.8%
- worst air now: Vinh
- 59
- cleanest air now: Hoàng Mai
- 31
Lower is better on the US EPA index: 0–50 is Good, above 300 is Hazardous. Measured by Airleaf, refreshed hourly.
Nghệ An Province
Air quality today across Nghệ An Province, city by city
| Vinh | 59Moderate | 19.1% | 34.1K | #94 of 112 |
|---|---|---|---|---|
| Hoàng Mai | 31Good | 41.2% | — | #31 of 112 |
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 Vietnam.
Deforestation · 2001–2025
How much forest has Nghệ An Province lost?
Since 2001, Nghệ An Province has lost about 259,000 hectares of forest (about 2,600 km²): 23% of the forest it had in 2000. Most of it was lost to logging, so much of it can grow back. About 23,600 hectares (9.1%) was deforestation: forest cleared for good for farms, mines or towns.
- Forest lost since 2001
- 259,000 haabout 2,600 km²
- Share of its forest
- 23%of what there was in 2000
- Cleared for good
- 23,600 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 | 361 ha | 1,320 ha | 1,680 ha |
| 2002 | 115 ha | 699 ha | 814 ha |
| 2003 | 320 ha | 1,760 ha | 2,080 ha |
| 2004 | 527 ha | 2,050 ha | 2,580 ha |
| 2005 | 711 ha | 3,850 ha | 4,560 ha |
| 2006 | 582 ha | 2,470 ha | 3,050 ha |
| 2007 | 970 ha | 5,410 ha | 6,380 ha |
| 2008 | 723 ha | 2,450 ha | 3,170 ha |
| 2009 | 1,400 ha | 5,070 ha | 6,470 ha |
| 2010 | 979 ha | 5,460 ha | 6,440 ha |
| 2011 | 1,150 ha | 4,540 ha | 5,690 ha |
| 2012 | 972 ha | 5,370 ha | 6,340 ha |
| 2013 | 1,530 ha | 9,240 ha | 10,800 ha |
| 2014 | 1,840 ha | 17,400 ha | 19,200 ha |
| 2015 | 1,680 ha | 25,300 ha | 27,000 ha |
| 2016 | 1,320 ha | 28,800 ha | 30,100 ha |
| 2017 | 1,520 ha | 23,100 ha | 24,600 ha |
| 2018 | 806 ha | 14,500 ha | 15,300 ha |
| 2019 | 834 ha | 14,400 ha | 15,300 ha |
| 2020 | 1,220 ha | 16,700 ha | 17,900 ha |
| 2021 | 663 ha | 11,400 ha | 12,100 ha |
| 2022 | 929 ha | 11,600 ha | 12,500 ha |
| 2023 | 990 ha | 9,390 ha | 10,400 ha |
| 2024 | 648 ha | 6,840 ha | 7,490 ha |
| 2025 | 777 ha | 6,480 ha | 7,260 ha |
Forest loss is slowing down: about 9,940 hectares a year in 2021–2025, down from 20,700 hectares a year in 2016–2020. The worst year was 2016, when about 30,100 hectares of forest were lost.
What is causing deforestation in Nghệ An Province?
- Loggingcan grow back59% · 152,000 ha
- Shifting farmingcan grow back32% · 81,800 ha
- Farms, pasture and plantationscleared for good7.7% · 19,800 ha
Also: mining and energy, storms, floods and other natural causes, towns and roads, 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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