Chlorophyll-a deviation from the global average in Jersey
Jersey: Chlorophyll-a deviation from the global average was 0.3% in 2022. ◆ Volatile
Chlorophyll-a deviation from the global average in Jersey, 2005–2022
Source: UN Statistics Division – processed by Our World in Data. Measured in %.
Analysis
Jersey recorded 0.3% for chlorophyll-a deviation from the global average in 2022. That is the lowest value across all 17 years on record.
That represents a change of down 97.7% on the previous year and down 98.1% over ten years.
Over the whole period, chlorophyll-a deviation from the global average in Jersey peaked at 84.0% in 2007 and was at its lowest, 0.3%, in 2022.
That places Jersey 135th out of 195 countries with data for 2022, putting it in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Chlorophyll-a deviation from the global average in Jersey, year by year
| Year | % | Change |
|---|---|---|
| 2005 | 3.9% | — |
| 2006 | 1.8% | -52.2% |
| 2007 | 84.0% | +4463.6% |
| 2008 | 12.6% | -85.0% |
| 2009 | 1.4% | -88.9% |
| 2010 | 0.6% | -56.4% |
| 2011 | 10.9% | +1693.4% |
| 2012 | 17.2% | +57.4% |
| 2013 | 8.0% | -53.7% |
| 2014 | 41.2% | +416.0% |
| 2015 | 7.3% | -82.2% |
| 2016 | 30.8% | +321.3% |
| 2017 | 0.6% | -98.0% |
| 2018 | 29.6% | +4601.6% |
| 2019 | 3.7% | -87.4% |
| 2020 | 14.3% | +283.1% |
| 2022 | 0.3% | -97.7% |
Biggest year-on-year movements
Years where Chlorophyll-a deviation from the global average in Jersey changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 2018 | +4601.6% | 0.6% | 29.6% |
| 2007 | +4463.6% | 1.8% | 84.0% |
| 2011 | +1693.4% | 0.6% | 10.9% |
| 2014 | +416.0% | 8.0% | 41.2% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 20.7% | 1.4% | 84.0% | 5 |
| 2010s | 15.0% | 0.6% | 41.2% | 10 |
| 2020s | 7.3% | 0.3% | 14.3% | 2 |
Countries ranked near Jersey
More reference data data for Jersey
- Wealth share of the richest 1% 22.9% (2024)
- Fertility rate: births per woman 1.37 live births per woman (2023)
- Exposure to extreme temperature — Annual temperature change 1.23 Degrees celsius (2023)
- Exposure to extreme precipitation — Annual precipitation change 218.57 Millimetres per year (2023)
- Average age of mothers at childbirth 30.75 years (2023)
- Fertility rate: births per woman 1.37 live births per woman (2023)
- Fertility rate vs. Human Development Index 1.37 live births per woman (2023)
- Area burned by wildfires by land cover type 0 hectares (2025)
- Wildfire area burned by land cover type 0 hectares (2025)
- Do more people live in urban or rural areas? 34.5% (2025)
Frequently asked questions
- What is chlorophyll-a deviation from the global average in Jersey?
- Chlorophyll-a deviation from the global average in Jersey was 0.3% in 2022, according to UN Statistics Division – processed by Our World in Data.
- What is the highest chlorophyll-a deviation from the global average recorded in Jersey?
- The highest recorded value was 84.0% in 2007.
- What is the lowest chlorophyll-a deviation from the global average recorded in Jersey?
- The lowest recorded value was 0.3% in 2022.
- How does Jersey rank for chlorophyll-a deviation from the global average?
- Jersey ranks 135th out of 195 countries with data for 2022.
- Is chlorophyll-a deviation from the global average rising or falling in Jersey?
- Over the last ten years it is down 98.1%. The long-run trend across the full record is volatile.
- Where does this Jersey 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 (%).