Chlorophyll-a deviation from the global average in Sierra Leone
Sierra Leone: Chlorophyll-a deviation from the global average was 1.6% in 2022. ◆ Volatile
Chlorophyll-a deviation from the global average in Sierra Leone, 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 Sierra Leone stood at 1.6%.
Compared with earlier readings it is down 53.0% on the previous year and up 6.5% over ten years.
Over the whole period, chlorophyll-a deviation from the global average in Sierra Leone peaked at 26.5% in 2019 and was at its lowest, 1.5%, in 2011.
Sierra Leone ranks 93rd 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 Sierra Leone, year by year
| Year | % | Change |
|---|---|---|
| 2005 | 3.4% | — |
| 2006 | 2.7% | -21.3% |
| 2007 | 2.7% | +1.1% |
| 2008 | 5.1% | +86.4% |
| 2009 | 3.4% | -32.9% |
| 2010 | 5.0% | +47.6% |
| 2011 | 1.5% | -70.7% |
| 2012 | 1.6% | +5.4% |
| 2013 | 1.8% | +16.1% |
| 2014 | 5.9% | +227.8% |
| 2015 | 6.0% | +1.0% |
| 2016 | 5.2% | -13.6% |
| 2017 | 4.3% | -15.7% |
| 2018 | 4.6% | +5.8% |
| 2019 | 26.5% | +478.2% |
| 2020 | 4.5% | -83.0% |
| 2021 | 3.5% | -22.2% |
| 2022 | 1.6% | -53.0% |
Sierra Leone compared with similar countries
- Sierra Leone's 1.6% is below the median for low income countries, which is 2.2%, 75% of the median. (13 countries reporting)
- Sierra Leone's 1.6% is below the median for Sub-Saharan Africa, which is 2.3%, 72% of the median. (32 countries reporting)
Biggest year-on-year movements
Years where Chlorophyll-a deviation from the global average in Sierra Leone 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 |
|---|---|---|---|
| 2019 | +478.2% | 4.6% | 26.5% |
| 2014 | +227.8% | 1.8% | 5.9% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 3.5% | 2.7% | 5.1% | 5 |
| 2010s | 6.2% | 1.5% | 26.5% | 10 |
| 2020s | 3.2% | 1.6% | 4.5% | 3 |
Countries ranked near Sierra Leone
More reference data data for Sierra Leone
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.0238 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 0.4498 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 0.5935 (2050)
- Emission Totals - Indirect emissions (N2O) - Crop Residues 0.12 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 0.5935 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 0.0797 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 0.044 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 1.91 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 2.72 (2050)
- Emission Totals - Emissions (N2O) - Crop Residues 0.6534 (2050)
Frequently asked questions
- What is chlorophyll-a deviation from the global average in Sierra Leone?
- Chlorophyll-a deviation from the global average in Sierra Leone was 1.6% 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 Sierra Leone?
- The highest recorded value was 26.5% in 2019.
- What is the lowest chlorophyll-a deviation from the global average recorded in Sierra Leone?
- The lowest recorded value was 1.5% in 2011.
- How does Sierra Leone rank for chlorophyll-a deviation from the global average?
- Sierra Leone ranks 93rd out of 195 countries with data for 2022.
- Is chlorophyll-a deviation from the global average rising or falling in Sierra Leone?
- Over the last ten years it is up 6.5%. The long-run trend across the full record is volatile.
- Where does this Sierra Leone 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 (%).