Chlorophyll-a deviation from the global average in Algeria
Algeria: Chlorophyll-a deviation from the global average was 0.2% in 2022. ◆ Volatile
Chlorophyll-a deviation from the global average in Algeria, 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 Algeria stood at 0.2%. That is the lowest value across all 18 years on record.
That represents a change of down 94.0% on the previous year and down 87.1% over ten years.
Over the whole period, chlorophyll-a deviation from the global average in Algeria peaked at 12.4% in 2014 and was at its lowest, 0.2%, in 2022.
That places Algeria 153rd out of 195 countries with data for 2022, putting it in the bottom quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Chlorophyll-a deviation from the global average in Algeria, year by year
| Year | % | Change |
|---|---|---|
| 2005 | 3.0% | — |
| 2006 | 2.6% | -11.1% |
| 2007 | 5.0% | +89.4% |
| 2008 | 0.8% | -84.5% |
| 2009 | 8.2% | +951.3% |
| 2010 | 2.6% | -68.0% |
| 2011 | 0.7% | -74.8% |
| 2012 | 1.2% | +87.9% |
| 2013 | 11.4% | +817.7% |
| 2014 | 12.4% | +9.1% |
| 2015 | 3.0% | -75.8% |
| 2016 | 0.4% | -87.3% |
| 2017 | 0.5% | +34.2% |
| 2018 | 5.7% | +1007.8% |
| 2019 | 2.3% | -59.6% |
| 2020 | 2.2% | -2.2% |
| 2021 | 2.7% | +20.2% |
| 2022 | 0.2% | -94.0% |
Algeria compared with similar countries
- Algeria's 0.2% is below the median for upper middle income countries, which is 1.8%, 9% of the median. (48 countries reporting)
- Algeria's 0.2% is below the median for Middle East, North Africa, Afghanistan & Pakistan, which is 0.3%, 51% of the median. (20 countries reporting)
Biggest year-on-year movements
Years where Chlorophyll-a deviation from the global average in Algeria 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 | +1007.8% | 0.5% | 5.7% |
| 2009 | +951.3% | 0.8% | 8.2% |
| 2013 | +817.7% | 1.2% | 11.4% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 3.9% | 0.8% | 8.2% | 5 |
| 2010s | 4.0% | 0.4% | 12.4% | 10 |
| 2020s | 1.7% | 0.2% | 2.7% | 3 |
Countries ranked near Algeria
More reference data data for Algeria
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.2569 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 4.41 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 5.36 (2050)
- Emission Totals - Indirect emissions (N2O) - Crop Residues 0.2959 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 5.36 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 0.8614 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 0.3259 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 18.2 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 22.66 (2050)
- Emission Totals - Emissions (N2O) - Crop Residues 1.61 (2050)
Frequently asked questions
- What is chlorophyll-a deviation from the global average in Algeria?
- Chlorophyll-a deviation from the global average in Algeria was 0.2% 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 Algeria?
- The highest recorded value was 12.4% in 2014.
- What is the lowest chlorophyll-a deviation from the global average recorded in Algeria?
- The lowest recorded value was 0.2% in 2022.
- How does Algeria rank for chlorophyll-a deviation from the global average?
- Algeria ranks 153rd out of 195 countries with data for 2022.
- Is chlorophyll-a deviation from the global average rising or falling in Algeria?
- Over the last ten years it is down 87.1%. The long-run trend across the full record is volatile.
- Where does this Algeria 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 — 18 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Chlorophyll-a deviations, remote sensing (%).