Spain · Castille and León · 4 cities
Air quality in Castille and León today The AQI right now, city by city
Right now, Valladolid has the cleanest air of the 4 cities we track in Castille and León (AQI 16, Good), and León the worst (AQI 23, Good). Burgos has the most tree cover, at 18.5% — #12 of 57 cities measured in Spain.
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 13
Average right now
Good
- cities tracked
- 4
- average tree cover
- 15.3%
- Spain: 14.3%
- worst air now: León
- 23
- cleanest air now: Valladolid
- 16
Lower is better on the US EPA index: 0–50 is Good, above 300 is Hazardous. Measured by Airleaf, refreshed hourly.
Castille and León · average AQI 13
Air quality today across Castille and León, city by city
| Valladolid | 16Good | 16.7% | 41.3K | #16 of 57 |
|---|---|---|---|---|
| Burgos | 8Good | 18.5% | 36.1K | #12 of 57 |
| Salamanca | 5Good | 12.8% | 53.4K | #27 of 57 |
| León | 23Good | 13.2% | 52.8K | #25 of 57 |
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 Spain.
Deforestation · 2001–2025
How much forest has Castille and León lost?
Since 2001, Castille and León has lost about 364,000 hectares of forest (about 3,600 km²): 19% of the forest it had in 2000. Most of it was lost to logging, so much of it can grow back. About 15,900 hectares (4.4%) was deforestation: forest cleared for good for farms, mines or towns.
- Forest lost since 2001
- 364,000 haabout 3,600 km²
- Share of its forest
- 19%of what there was in 2000
- Cleared for good
- 15,900 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 | 573 ha | 5,990 ha | 6,560 ha |
| 2002 | 676 ha | 6,140 ha | 6,810 ha |
| 2003 | 204 ha | 3,410 ha | 3,620 ha |
| 2004 | 1,890 ha | 14,700 ha | 16,600 ha |
| 2005 | 965 ha | 6,440 ha | 7,410 ha |
| 2006 | 940 ha | 13,200 ha | 14,200 ha |
| 2007 | 890 ha | 8,340 ha | 9,230 ha |
| 2008 | 595 ha | 5,610 ha | 6,210 ha |
| 2009 | 1,380 ha | 12,500 ha | 13,900 ha |
| 2010 | 594 ha | 7,950 ha | 8,540 ha |
| 2011 | 415 ha | 7,490 ha | 7,910 ha |
| 2012 | 441 ha | 9,750 ha | 10,200 ha |
| 2013 | 401 ha | 12,900 ha | 13,300 ha |
| 2014 | 401 ha | 9,640 ha | 10,000 ha |
| 2015 | 278 ha | 10,100 ha | 10,400 ha |
| 2016 | 586 ha | 15,600 ha | 16,100 ha |
| 2017 | 315 ha | 14,400 ha | 14,700 ha |
| 2018 | 482 ha | 21,100 ha | 21,600 ha |
| 2019 | 302 ha | 8,650 ha | 8,950 ha |
| 2020 | 556 ha | 19,100 ha | 19,600 ha |
| 2021 | 396 ha | 14,900 ha | 15,300 ha |
| 2022 | 373 ha | 41,200 ha | 41,600 ha |
| 2023 | 150 ha | 9,740 ha | 9,890 ha |
| 2024 | 238 ha | 10,900 ha | 11,200 ha |
| 2025 | 1,890 ha | 58,700 ha | 60,600 ha |
Forest loss is speeding up: about 27,700 hectares a year in 2021–2025, up from 16,200 hectares a year in 2016–2020. The worst year was 2025, when about 60,600 hectares of forest were lost.
What is causing deforestation in Castille and León?
- Loggingcan grow back50% · 184,000 ha
- Wildfirescan grow back41% · 149,000 ha
- Farms, pasture and plantationscleared for good3.5% · 12,700 ha
Also: storms, floods and other natural causes, mining and energy, towns and roads, 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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