Chlorophyll-a deviation from the global average in Tunisia
Tunisia: Chlorophyll-a deviation from the global average was 0.5% in 2022. ◆ Volatile
Chlorophyll-a deviation from the global average in Tunisia, 2005–2022
Source: UN Statistics Division – processed by Our World in Data. Measured in %.
Analysis
In 2022, chlorophyll-a deviation from the global average in Tunisia stood at 0.5%.
That represents a change of down 75.3% on the previous year and down 56.2% over ten years.
Over the whole period, chlorophyll-a deviation from the global average in Tunisia peaked at 4.6% in 2013 and was at its lowest, 0.1%, in 2016.
Tunisia ranks 129th of 195 countries on this measure, 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 Tunisia, year by year
| Year | % | Change |
|---|---|---|
| 2005 | 3.6% | — |
| 2006 | 2.1% | -42.7% |
| 2007 | 1.7% | -16.3% |
| 2008 | 0.6% | -63.8% |
| 2009 | 4.2% | +565.1% |
| 2010 | 1.0% | -75.2% |
| 2011 | 0.6% | -38.5% |
| 2012 | 1.1% | +75.0% |
| 2013 | 4.6% | +308.9% |
| 2014 | 2.0% | -55.7% |
| 2015 | 1.6% | -20.2% |
| 2016 | 0.1% | -94.4% |
| 2017 | 0.2% | +133.3% |
| 2018 | 1.1% | +419.0% |
| 2019 | 0.5% | -50.5% |
| 2020 | 0.2% | -57.4% |
| 2021 | 2.0% | +760.9% |
| 2022 | 0.5% | -75.3% |
Tunisia compared with similar countries
- Tunisia's 0.5% is below the median for lower middle income countries, which is 1.6%, 30% of the median. (36 countries reporting)
- Tunisia's 0.5% is above the median for Middle East, North Africa, Afghanistan & Pakistan, which is 0.3%, 1.6× the median. (20 countries reporting)
Biggest year-on-year movements
Years where Chlorophyll-a deviation from the global average in Tunisia 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 |
|---|---|---|---|
| 2021 | +760.9% | 0.2% | 2.0% |
| 2009 | +565.1% | 0.6% | 4.2% |
| 2018 | +419.0% | 0.2% | 1.1% |
| 2013 | +308.9% | 1.1% | 4.6% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 2.5% | 0.6% | 4.2% | 5 |
| 2010s | 1.3% | 0.1% | 4.6% | 10 |
| 2020s | 0.9% | 0.2% | 2.0% | 3 |
Countries ranked near Tunisia
More reference data data for Tunisia
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.148 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 1.86 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 3.38 (2050)
- Emission Totals - Indirect emissions (N2O) - Crop Residues 0.1317 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 3.38 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 0.4961 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 0.1849 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 8.07 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 14.52 (2050)
- Emission Totals - Emissions (N2O) - Crop Residues 0.7169 (2050)
Frequently asked questions
- What is chlorophyll-a deviation from the global average in Tunisia?
- Chlorophyll-a deviation from the global average in Tunisia was 0.5% 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 Tunisia?
- The highest recorded value was 4.6% in 2013.
- What is the lowest chlorophyll-a deviation from the global average recorded in Tunisia?
- The lowest recorded value was 0.1% in 2016.
- How does Tunisia rank for chlorophyll-a deviation from the global average?
- Tunisia ranks 129th out of 195 countries with data for 2022.
- Is chlorophyll-a deviation from the global average rising or falling in Tunisia?
- Over the last ten years it is down 56.2%. The long-run trend across the full record is volatile.
- Where does this Tunisia 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.
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CSV · JSON — 18 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Chlorophyll-a deviations, remote sensing (%).