Vietnam · Lao Cai · 2 cities
Air quality in Lao Cai today The AQI right now, city by city
Right now, Lào Cai has the cleanest air of the 2 cities we track in Lao Cai (AQI 52, Moderate), and Yên Bái the worst (AQI 58, Moderate). Yên Bái has the most tree cover, at 65.8% — #6 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
- 61.0%
- Vietnam: 35.8%
- worst air now: Yên Bái
- 58
- cleanest air now: Lào Cai
- 52
Lower is better on the US EPA index: 0–50 is Good, above 300 is Hazardous. Measured by Airleaf, refreshed hourly.
Lao Cai
Air quality today across Lao Cai, city by city
| Lào Cai | 52Moderate | 56.2% | — | #14 of 112 |
|---|---|---|---|---|
| Yên Bái | 58Moderate | 65.8% | — | #6 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 Lao Cai lost?
Since 2001, Lao Cai has lost about 30,700 hectares of forest (about 43,000 football pitches): 7.7% of the forest it had in 2000. Most of it (50%) was deforestation, forest cleared for good, mainly for farms, pasture and plantations.
- Forest lost since 2001
- 30,700 haabout 43,000 football pitches
- Share of its forest
- 7.7%of what there was in 2000
- Cleared for good
- 15,500 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 | 175 ha | 187 ha | 362 ha |
| 2002 | 259 ha | 166 ha | 425 ha |
| 2003 | 573 ha | 432 ha | 1,010 ha |
| 2004 | 76 ha | 67 ha | 143 ha |
| 2005 | 600 ha | 358 ha | 958 ha |
| 2006 | 832 ha | 551 ha | 1,380 ha |
| 2007 | 563 ha | 549 ha | 1,110 ha |
| 2008 | 796 ha | 561 ha | 1,360 ha |
| 2009 | 39 ha | 71 ha | 109 ha |
| 2010 | 1,600 ha | 1,290 ha | 2,900 ha |
| 2011 | 702 ha | 376 ha | 1,080 ha |
| 2012 | 270 ha | 221 ha | 491 ha |
| 2013 | 203 ha | 128 ha | 331 ha |
| 2014 | 2,010 ha | 546 ha | 2,560 ha |
| 2015 | 403 ha | 543 ha | 946 ha |
| 2016 | 721 ha | 1,250 ha | 1,970 ha |
| 2017 | 552 ha | 999 ha | 1,550 ha |
| 2018 | 616 ha | 903 ha | 1,520 ha |
| 2019 | 504 ha | 618 ha | 1,120 ha |
| 2020 | 1,050 ha | 1,520 ha | 2,570 ha |
| 2021 | 608 ha | 881 ha | 1,490 ha |
| 2022 | 655 ha | 970 ha | 1,630 ha |
| 2023 | 507 ha | 632 ha | 1,140 ha |
| 2024 | 602 ha | 674 ha | 1,280 ha |
| 2025 | 545 ha | 720 ha | 1,270 ha |
Forest loss has stayed about the same: about 1,360 hectares a year in 2021–2025, against 1,750 hectares a year in 2016–2020. The worst year was 2010, when about 2,900 hectares of forest were lost.
What is causing deforestation in Lao Cai?
- Farms, pasture and plantationscleared for good40% · 12,200 ha
- Shifting farmingcan grow back26% · 7,850 ha
- Loggingcan grow back20% · 6,120 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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