China · Zhejiang · 21 cities
Air quality in Zhejiang today The AQI right now, city by city
Right now, Dongyang has the cleanest air of the 21 cities we track in Zhejiang (AQI 63, Moderate), and Hangzhou the worst (AQI 157, Unhealthy). Taizhou, Zhejiang has the most tree cover, at 37.2% — #89 of 639 cities measured in China.
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 105
Average right now
Unhealthy for sensitive groups
- cities tracked
- 21
- average tree cover
- 23.9%
- China: 22.9%
- worst air now: Hangzhou
- 157
- cleanest air now: Dongyang
- 63
Lower is better on the US EPA index: 0–50 is Good, above 300 is Hazardous. Measured by Airleaf, refreshed hourly.
Zhejiang · average AQI 105
Air quality today across Zhejiang, city by city
| Hangzhou | 157Unhealthy | 28.3% | 36.4K | #172 of 639 |
|---|---|---|---|---|
| Ningbo | 87Moderate | 22.9% | 20.7K | #253 of 639 |
| Puyang | 97Moderate | 21.2% | 27.3K | #291 of 639 |
| Wenzhou | 124Unhealthy for sensitive groups | 17.7% | 52.3K | #367 of 639 |
| Shaoxing | 151Unhealthy | 26.3% | 42.1K | #205 of 639 |
| Taizhou, Zhejiang | 94Moderate | 37.2% | — | #89 of 639 |
| Yiwu | 154Unhealthy | 18.8% | 65.1K | #346 of 639 |
| Jinhua | 99Moderate | 25.9% | 11.8K | #214 of 639 |
| Cixi | 70Moderate | 14.1% | 50.0K | #451 of 639 |
| Jiaxing | 79Moderate | 36.3% | — | #94 of 639 |
| Rui’an | 123Unhealthy for sensitive groups | 14.6% | 63.7K | #442 of 639 |
| Huzhou | 134Unhealthy for sensitive groups | 26.2% | 26.4K | #208 of 639 |
| Guli | 101Unhealthy for sensitive groups | 28.8% | 19.1K | #158 of 639 |
| Quzhou | 91Moderate | 24.5% | 15.9K | #235 of 639 |
| Zhoushan | 82Moderate | 24.2% | 16.1K | #238 of 639 |
| Shangyu | 119Unhealthy for sensitive groups | 33.4% | 4.9K | #116 of 639 |
| Lishui | 77Moderate | 31.7% | — | #133 of 639 |
| Dongyang | 63Moderate | 9.9% | 63.1K | #555 of 639 |
| Yuyao | 95Moderate | 16.5% | 41.3K | #393 of 639 |
| Chóngfú | 134Unhealthy for sensitive groups | 18.9% | 50.3K | #344 of 639 |
| Zhuji | 73Moderate | 24.5% | 16.7K | #233 of 639 |
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 China.
Deforestation · 2001–2025
How much forest has Zhejiang lost?
Since 2001, Zhejiang has lost about 354,000 hectares of forest (about 3,500 km²): 6% of the forest it had in 2000. Most of it was lost to logging, so much of it can grow back. About 123,000 hectares (35%) was deforestation: forest cleared for good for farms, mines or towns.
- Forest lost since 2001
- 354,000 haabout 3,500 km²
- Share of its forest
- 6%of what there was in 2000
- Cleared for good
- 123,000 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 | 724 ha | 3,530 ha | 4,260 ha |
| 2002 | 1,120 ha | 4,440 ha | 5,560 ha |
| 2003 | 1,450 ha | 4,580 ha | 6,020 ha |
| 2004 | 2,800 ha | 11,000 ha | 13,800 ha |
| 2005 | 2,830 ha | 9,920 ha | 12,800 ha |
| 2006 | 3,210 ha | 8,740 ha | 11,900 ha |
| 2007 | 4,350 ha | 14,500 ha | 18,900 ha |
| 2008 | 4,870 ha | 21,900 ha | 26,800 ha |
| 2009 | 5,070 ha | 15,800 ha | 20,800 ha |
| 2010 | 5,020 ha | 11,300 ha | 16,300 ha |
| 2011 | 4,240 ha | 9,860 ha | 14,100 ha |
| 2012 | 5,500 ha | 13,100 ha | 18,600 ha |
| 2013 | 4,880 ha | 8,420 ha | 13,300 ha |
| 2014 | 5,960 ha | 11,000 ha | 16,900 ha |
| 2015 | 3,870 ha | 6,770 ha | 10,600 ha |
| 2016 | 7,290 ha | 9,610 ha | 16,900 ha |
| 2017 | 10,300 ha | 12,200 ha | 22,500 ha |
| 2018 | 7,690 ha | 8,380 ha | 16,100 ha |
| 2019 | 5,880 ha | 6,590 ha | 12,500 ha |
| 2020 | 5,990 ha | 4,850 ha | 10,800 ha |
| 2021 | 4,170 ha | 3,820 ha | 7,990 ha |
| 2022 | 6,370 ha | 6,260 ha | 12,600 ha |
| 2023 | 7,220 ha | 7,960 ha | 15,200 ha |
| 2024 | 5,980 ha | 6,660 ha | 12,600 ha |
| 2025 | 6,110 ha | 9,800 ha | 15,900 ha |
Forest loss has stayed about the same: about 12,900 hectares a year in 2021–2025, against 15,800 hectares a year in 2016–2020. The worst year was 2008, when about 26,800 hectares of forest were lost.
What is causing deforestation in Zhejiang?
- Loggingcan grow back62% · 220,000 ha
- Towns and roadscleared for good15% · 52,800 ha
- Farms, pasture and plantationscleared for good13% · 45,800 ha
Also: mining and energy, wildfires, storms, floods and other natural causes, shifting farming, 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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