Chlorophyll-a anomaly, remote sensing in Saint Helena
Saint Helena: Chlorophyll-a anomaly, remote sensing was 0.1% in 2022. ◆ Volatile
Latest (2022)
0.1%
Change on year
down 66.5%
World rank
157th
of 204 countries
All-time high
0.3%
in 2020
All-time low
0.1%
in 2018
Years of data
5
2018–2022
Chlorophyll-a anomaly, remote sensing in Saint Helena, 2018–2022
Source: United Nations Statistics Division, SDG Global Database. Measured in %.
Analysis
In 2022, chlorophyll-a anomaly, remote sensing in Saint Helena stood at 0.1%.
The figure is down 66.5% on the previous year and up 18.1% over five years.
That places Saint Helena 157th out of 204 countries with data for 2022, putting it in the bottom quarter.
Chlorophyll-a anomaly, remote sensing in Saint Helena, year by year
| Year | % | Change |
|---|---|---|
| 2018 | 0.1% | — |
| 2019 | 0.1% | +22.4% |
| 2020 | 0.3% | +204.5% |
| 2021 | 0.3% | -5.5% |
| 2022 | 0.1% | -66.5% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2010s | 0.1% | 0.1% | 0.1% | 2 |
| 2020s | 0.2% | 0.1% | 0.3% | 3 |
Countries ranked near Saint Helena
More development goals data for Saint Helena
- Red List Index 0.7583 index (2025)
- Alcohol consumption per capita (aged 15 years and older) within a 3.29 ltpureal (2024)
- Number of victims of intentional homicide, by sex 0 (2009)
- Total assistance for development, by recipient countries 53.68 million current US$ (2024)
- Number of victims of intentional homicide per 100,000 population, by 0 per 100,000 people (2009)
- Domestic material consumption, by type of raw material 4,476 tonnes (2022)
- Domestic material consumption per capita, by type of raw material 0.8377 tonnes (2022)
- Total official flows for scholarships, by recipient countries 0.0298 million constant US$ (2021)
- Average tariff applied by developed countries, most-favored nation 0.5% (2024)
- Average tariff applied by developed countries, preferential status 0.4% (2024)
Frequently asked questions
- What is chlorophyll-a anomaly, remote sensing in Saint Helena?
- Chlorophyll-a anomaly, remote sensing in Saint Helena was 0.1% in 2022, according to United Nations Statistics Division, SDG Global Database.
- What is the highest chlorophyll-a anomaly, remote sensing recorded in Saint Helena?
- The highest recorded value was 0.3% in 2020.
- What is the lowest chlorophyll-a anomaly, remote sensing recorded in Saint Helena?
- The lowest recorded value was 0.1% in 2018.
- How does Saint Helena rank for chlorophyll-a anomaly, remote sensing?
- Saint Helena ranks 157th out of 204 countries with data for 2022.
- Where does this Saint Helena data come from?
- The figures come from United Nations Statistics Division, SDG Global Database, published as part of Chlorophyll-a anomaly, remote sensing (%). Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 5 observations, free to reuse under UN SDG Global Database (open, attribution requested).