Chlorophyll-a deviation from the global average in Svalbard and Jan Mayen
Svalbard and Jan Mayen: Chlorophyll-a deviation from the global average was 13.1% in 2021. ▲ Rising
Chlorophyll-a deviation from the global average in Svalbard and Jan Mayen, 2005–2021
Source: UN Statistics Division – processed by Our World in Data. Measured in %.
Analysis
In 2021, chlorophyll-a deviation from the global average in Svalbard and Jan Mayen stood at 13.1%.
The figure is down 18.1% on the previous year and up 25.0% over ten years.
Over the whole period, chlorophyll-a deviation from the global average in Svalbard and Jan Mayen peaked at 23.5% in 2019 and was at its lowest, 9.2%, in 2007.
Svalbard and Jan Mayen ranks 12th of 195 countries on this measure, in the top 10%.
The long-run direction has been consistently rising across the 17 years of available data.
Chlorophyll-a deviation from the global average in Svalbard and Jan Mayen, year by year
| Year | % | Change |
|---|---|---|
| 2005 | 9.3% | — |
| 2006 | 10.6% | +13.4% |
| 2007 | 9.2% | -13.1% |
| 2008 | 12.4% | +35.4% |
| 2009 | 13.6% | +8.9% |
| 2010 | 9.7% | -28.6% |
| 2011 | 10.5% | +8.3% |
| 2012 | 13.1% | +25.1% |
| 2013 | 15.3% | +17.0% |
| 2014 | 16.5% | +7.7% |
| 2015 | 20.1% | +21.4% |
| 2016 | 12.5% | -37.5% |
| 2017 | 16.6% | +32.5% |
| 2018 | 20.4% | +23.0% |
| 2019 | 23.5% | +14.8% |
| 2020 | 16.0% | -31.9% |
| 2021 | 13.1% | -18.1% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 11.0% | 9.2% | 13.6% | 5 |
| 2010s | 15.8% | 9.7% | 23.5% | 10 |
| 2020s | 14.5% | 13.1% | 16.0% | 2 |
Countries ranked near Svalbard and Jan Mayen
More reference data data for Svalbard and Jan Mayen
- Exposure to extreme precipitation — Annual precipitation change 113.43 Millimetres per year (2023)
- Exposure to extreme temperature — Annual temperature change 3.01 Degrees celsius (2023)
- Wildfire area burned by land cover type 0 hectares (2025)
- Area burned by wildfires by land cover type 0 hectares (2025)
- Red List Index 0.85 index (2025)
- Urban area over the long-term 8.7 km² per grid cell (2025)
- Do more people live in urban or rural areas? 79.3% (1940)
- Member countries of the International Treaty on Plant Genetic Resources for Food and Agriculture 0 number (2025)
- Annual area burnt by wildfires by region 0 hectares (2025)
- Annual area burnt by wildfires 0 hectares (2026)
Frequently asked questions
- What is chlorophyll-a deviation from the global average in Svalbard and Jan Mayen?
- Chlorophyll-a deviation from the global average in Svalbard and Jan Mayen was 13.1% in 2021, according to UN Statistics Division – processed by Our World in Data.
- What is the highest chlorophyll-a deviation from the global average recorded in Svalbard and Jan Mayen?
- The highest recorded value was 23.5% in 2019.
- What is the lowest chlorophyll-a deviation from the global average recorded in Svalbard and Jan Mayen?
- The lowest recorded value was 9.2% in 2007.
- How does Svalbard and Jan Mayen rank for chlorophyll-a deviation from the global average?
- Svalbard and Jan Mayen ranks 12th out of 195 countries with data for 2021.
- Is chlorophyll-a deviation from the global average rising or falling in Svalbard and Jan Mayen?
- Over the last ten years it is up 25.0%. The long-run trend across the full record is rising.
- Where does this Svalbard and Jan Mayen data come from?
- The figures come from UN Statistics Division – processed by Our World in Data, published as part of Chlorophyll-a deviation from the global average. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 17 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Chlorophyll-a deviations, remote sensing (%).