City report · Heilongjiang, China
Yichun, Heilongjiang Air quality today
Air quality in Yichun, Heilongjiang currently reads AQI 66 (Moderate): Unusually sensitive people should consider limiting long outdoor exertion.
AQI 66
Air quality right now
Moderate
- PM2.5, fine particles (µg/m³)
- 14.8
- tree cover
- 41.1%
- trees in this area
- 125K
- more trees needed
- 0
Measured across a 2 km radius around Meixi District, Yichun, Heilongjiang, China (12.57 km²), from a satellite image of Sep 21, 2026. Lower AQI is better: 0–50 is Good, above 300 is Hazardous.
Yichun, Heilongjiang · AQI 66 (Moderate)
Yichun, Heilongjiang's tree count comes to 124,988 trees across 12.17 km² of land, already at or above the 30% tree-cover level considered healthy for this area.
Air quality detail
Air quality in Yichun, Heilongjiang today: AQI 66, Moderate
Main pollutant: PM2.5 · Observed Nov 11, 12:00 local time via Open-Meteo / CAMS, corrected with 3 ground-station cities within 205 km, US EPA index. Values in µg/m³.
Estimate · model corrected with 3 station cities within 205 km, e.g. Hegang and Jiamusi
Health signal
Unusually sensitive people should consider limiting long outdoor exertion.
PM2.5
14.8
PM10
20.5
NO₂
5.8
O₃
74.0
SO₂
3.4
CO
438.0
- Outdoor exercise
- Fine for most people; unusually sensitive people should take long or hard exercise easier
- Windows
- Fine to open; close them if you are sensitive to pollution
- Mask
- Not needed for most people
- Air purifier
- Worth running if you are sensitive
Over the last 7 days, the CAMS air-quality model put Yichun, Heilongjiang's daily AQI at 66 on average, from 44 on Nov 7 to an hourly peak of 117 on Nov 10.
Where Yichun, Heilongjiang stands: the most polluted cities in the world right now · the cleanest
Tree cover detail
Tree cover in Yichun, Heilongjiang: Healthy tree cover
41.1% tree cover against a 30% healthy-neighborhood target, across 12.17 km² of land.
Trees in this area
124,988
Target trees
124,988
More trees needed
0
CO₂ if planted / yr
0 kg
Deforestation · 2001–2025
How much forest has Yichun, Heilongjiang lost?
Since 2001, the area within 10 km of Yichun, Heilongjiang has lost about 752 hectares of forest (about 1,100 football pitches): 3.8% of the forest it had in 2000. Most of it was lost to logging, so much of it can grow back. About 234 hectares (31%) was deforestation: forest cleared for good for farms, mines or towns.
2017: satellite photo from July 2017 of a 5 × 5 km area about 7 km east of the city center.
- Forest lost since 2001
- 752 haabout 1,100 football pitches
- Share of its forest
- 3.8%of what there was in 2000
- Cleared for good
- 234 hadeforestation: turned into farms, mines or towns
The worst year was 2010, when about 132 hectares of forest were lost.
Hectares of forest lost each year
Show the figures as a table
| Year | Cleared for good | Can grow back | Total |
|---|---|---|---|
| 2001 | 3 ha | 19 ha | 22 ha |
| 2002 | under 1 ha | 6 ha | 6 ha |
| 2003 | 12 ha | 62 ha | 74 ha |
| 2004 | 17 ha | 50 ha | 67 ha |
| 2005 | 11 ha | 13 ha | 24 ha |
| 2006 | 6 ha | 45 ha | 51 ha |
| 2007 | 7 ha | 43 ha | 49 ha |
| 2008 | 13 ha | 78 ha | 92 ha |
| 2009 | 4 ha | 8 ha | 13 ha |
| 2010 | 23 ha | 110 ha | 132 ha |
| 2011 | 7 ha | 9 ha | 17 ha |
| 2012 | 7 ha | 25 ha | 33 ha |
| 2013 | under 1 ha | 6 ha | 7 ha |
| 2014 | 12 ha | 5 ha | 16 ha |
| 2015 | 12 ha | 2 ha | 14 ha |
| 2016 | 1 ha | 1 ha | 2 ha |
| 2017 | 4 ha | 1 ha | 6 ha |
| 2018 | 7 ha | under 1 ha | 8 ha |
| 2019 | under 1 ha | 1 ha | 2 ha |
| 2020 | under 1 ha | under 1 ha | 1 ha |
| 2021 | under 1 ha | 7 ha | 7 ha |
| 2022 | under 1 ha | under 1 ha | under 1 ha |
| 2023 | 55 ha | 14 ha | 69 ha |
| 2024 | 27 ha | 10 ha | 36 ha |
| 2025 | 2 ha | 2 ha | 4 ha |
What is causing deforestation around Yichun, Heilongjiang?
- Loggingcan grow back67% · 502 ha
- Towns and roadscleared for good16% · 120 ha
- Mining and energycleared for good15% · 113 ha
Also: 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.
Forest gained and lost, 2000–2020
- Forest in 2000
- 20,700 ha
- Forest in 2020
- 20,600 ha
- Overall change
- −118 haless forest than in 2000
Comparing satellite maps from 2000 and 2020, the forest around Yichun, Heilongjiang stayed about the same size, at about 20,600 hectares: new forest grew on about 30 hectares, and about 149 hectares were lost.
These 2000 and 2020 maps, from the University of Maryland, count any land with trees taller than 5 m as forest, including plantations and orchards. Forest that was cut or burned and had grown back by 2020 counts in both years, so the loss here is smaller than the yearly figures.
These figures cover everything within 10 km of the city center, a wider area than the report above, because forest is usually lost at a city's edges.
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. Forest gained and lost 2000–2020: Potapov et al. 2022, UMD GLAD Global Land Cover and Land Use Change, CC BY 4.0. Images: contains modified Copernicus Sentinel data. How it's measured
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Frequently asked
Questions about Yichun, Heilongjiang
What is the air quality (AQI) in Yichun, Heilongjiang right now?
The latest reading for Yichun, Heilongjiang shows an AQI of 66 (Moderate), observed Nov 11, 12:00 local time via Open-Meteo / CAMS, corrected with 3 ground-station cities within 205 km, US EPA index. The main pollutant is PM2.5. Unusually sensitive people should consider limiting long outdoor exertion.
Is it safe to exercise outside in Yichun, Heilongjiang today?
At AQI 66 (Moderate): fine for most people; unusually sensitive people should take long or hard exercise easier. Windows: fine to open; close them if you are sensitive to pollution. Masks: not needed for most people. The reading changes through the day, so check again before a long run or ride.
What has the air quality in Yichun, Heilongjiang been like this week?
Over the last 7 days, the CAMS air-quality model put Yichun, Heilongjiang's daily AQI at 66 on average, from 44 on Nov 7 to an hourly peak of 117 on Nov 10. No day averaged above 100, the level where the air turns unhealthy for sensitive groups.
How much forest has the area around Yichun, Heilongjiang lost since 2001?
Since 2001, the area within 10 km of Yichun, Heilongjiang has lost about 752 hectares of forest (about 1,100 football pitches): 3.8% of the forest it had in 2000. Most of it was lost to logging, so much of it can grow back. About 234 hectares (31%) was deforestation: forest cleared for good for farms, mines or towns. Comparing satellite maps from 2000 and 2020, the forest around Yichun, Heilongjiang stayed about the same size, at about 20,600 hectares: new forest grew on about 30 hectares, and about 149 hectares were lost.
What is the tree count in Yichun, Heilongjiang?
Yichun, Heilongjiang has an estimated 124,988 trees across the 12.17 km² of land measured — 41.1% tree cover, already past the 30% tree-cover target set for this area.
How many more trees does Yichun, Heilongjiang need?
Yichun, Heilongjiang has already reached its tree-cover target, so no additional trees are needed to close the gap.
How are Yichun, Heilongjiang's air quality and tree cover measured?
Air quality comes from ground monitoring stations via OpenAQ where one reports nearby, and otherwise, as here, from the Open-Meteo / CAMS model, which may differ from street-level monitors. Tree cover is measured from Sentinel-2 L2A (ESA Copernicus) via Earth Search satellite imagery at 10 m detail across a 2 km radius around Meixi District; the tree count is an estimate derived from that cover.
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