Chlorophyll-a deviation from the global average in Sao Tome and Principe
Sao Tome and Principe: Chlorophyll-a deviation from the global average was 1.2% in 2022. ◆ Volatile
Chlorophyll-a deviation from the global average in Sao Tome and Principe, 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 Sao Tome and Principe stood at 1.2%.
Compared with earlier readings it is up 10.9% on the previous year and down 21.8% over ten years.
Over the whole period, chlorophyll-a deviation from the global average in Sao Tome and Principe peaked at 5.2% in 2005 and was at its lowest, 0.5%, in 2016.
That places Sao Tome and Principe 105th 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 Sao Tome and Principe, year by year
| Year | % | Change |
|---|---|---|
| 2005 | 5.2% | — |
| 2006 | 1.6% | -69.8% |
| 2007 | 1.8% | +11.4% |
| 2008 | 1.2% | -33.0% |
| 2009 | 2.8% | +139.8% |
| 2010 | 0.7% | -75.3% |
| 2011 | 0.8% | +20.0% |
| 2012 | 1.6% | +85.7% |
| 2013 | 2.3% | +50.0% |
| 2014 | 3.1% | +31.6% |
| 2015 | 2.5% | -19.2% |
| 2016 | 0.5% | -79.9% |
| 2017 | 2.5% | +402.0% |
| 2018 | 1.5% | -39.8% |
| 2019 | 1.1% | -23.8% |
| 2020 | 1.1% | -8.7% |
| 2021 | 1.1% | +4.8% |
| 2022 | 1.2% | +10.9% |
Sao Tome and Principe compared with similar countries
- Sao Tome and Principe's 1.2% is below the median for lower middle income countries, which is 1.6%, 76% of the median. (36 countries reporting)
- Sao Tome and Principe's 1.2% is below the median for Sub-Saharan Africa, which is 2.3%, 53% of the median. (32 countries reporting)
Biggest year-on-year movements
Years where Chlorophyll-a deviation from the global average in Sao Tome and Principe 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 |
|---|---|---|---|
| 2017 | +402.0% | 0.5% | 2.5% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 2.5% | 1.2% | 5.2% | 5 |
| 2010s | 1.7% | 0.5% | 3.1% | 10 |
| 2020s | 1.1% | 1.1% | 1.2% | 3 |
Countries ranked near Sao Tome and Principe
- 102 Saudi Arabia 1.3% compare
- 103 Panama 1.2% compare
- 103 Sint Maarten (Dutch part) 1.2% compare
- 106 Antigua and Barbuda 1.2% compare
- 106 Vietnam 1.2% compare
- 108 Sweden 1.2% compare
More reference data data for Sao Tome and Principe
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.0038 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 0.006 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 0.01 (2050)
- Emission Totals - Indirect emissions (N2O) - Crop Residues 0.0003 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 0.01 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 0.0126 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 0.014 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 0.0319 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 0.0601 (2050)
- Emission Totals - Emissions (N2O) - Crop Residues 0.0015 (2050)
Frequently asked questions
- What is chlorophyll-a deviation from the global average in Sao Tome and Principe?
- Chlorophyll-a deviation from the global average in Sao Tome and Principe was 1.2% 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 Sao Tome and Principe?
- The highest recorded value was 5.2% in 2005.
- What is the lowest chlorophyll-a deviation from the global average recorded in Sao Tome and Principe?
- The lowest recorded value was 0.5% in 2016.
- How does Sao Tome and Principe rank for chlorophyll-a deviation from the global average?
- Sao Tome and Principe ranks 105th out of 195 countries with data for 2022.
- Is chlorophyll-a deviation from the global average rising or falling in Sao Tome and Principe?
- Over the last ten years it is down 21.8%. The long-run trend across the full record is volatile.
- Where does this Sao Tome and Principe 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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About this data
Chlorophyll-a deviations, remote sensing (%).