Chlorophyll-a deviations, remote sensing in Guam
Guam: Chlorophyll-a deviations, remote sensing was 0.0% in 2022. ◆ Volatile
Chlorophyll-a deviations, remote sensing in Guam, 2005–2022
Source: United Nations Statistics Division, SDG Global Database. Measured in %.
Analysis
Guam recorded 0.0% for chlorophyll-a deviations, remote sensing in 2022.
Compared with earlier readings it is down 9.8% on the previous year and down 37.1% over ten years.
Over the whole period, chlorophyll-a deviations, remote sensing in Guam peaked at 0.4% in 2019 and was at its lowest, 0.0%, in 2017.
Guam ranks 205th of 213 countries on this measure, in the bottom quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Chlorophyll-a deviations, remote sensing in Guam, year by year
| Year | % | Change |
|---|---|---|
| 2005 | 0.2% | — |
| 2006 | 0.1% | -47.7% |
| 2007 | 0.1% | -26.3% |
| 2008 | 0.1% | -12.7% |
| 2009 | 0.1% | -19.5% |
| 2010 | 0.0% | -45.0% |
| 2011 | 0.2% | +381.5% |
| 2012 | 0.0% | -84.2% |
| 2013 | 0.0% | +24.7% |
| 2014 | 0.0% | -10.3% |
| 2015 | 0.1% | +292.2% |
| 2016 | 0.0% | -83.4% |
| 2017 | 0.0% | -25.1% |
| 2018 | 0.0% | +46.9% |
| 2019 | 0.4% | +1768.6% |
| 2020 | 0.0% | -96.4% |
| 2021 | 0.0% | +27.7% |
| 2022 | 0.0% | -9.8% |
Guam compared with similar countries
- Guam's 0.0% is below the median for high income countries, which is 1.2%, 1% of the median. (70 countries reporting)
- Guam's 0.0% is below the median for East Asia & Pacific, which is 0.5%, 3% of the median. (30 countries reporting)
Biggest year-on-year movements
Years where Chlorophyll-a deviations, remote sensing in Guam 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 | +1768.6% | 0.0% | 0.4% |
| 2011 | +381.5% | 0.0% | 0.2% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 0.1% | 0.1% | 0.2% | 5 |
| 2010s | 0.1% | 0.0% | 0.4% | 10 |
| 2020s | 0.0% | 0.0% | 0.0% | 3 |
Countries ranked near Guam
- 202 Wallis and Futuna Islands 0.0% compare
- 203 British Virgin Islands 0.0% compare
- 204 Cyprus 0.0% compare
- 206 Bermuda 0.0% compare
- 207 Comoros 0.0% compare
- 208 American Samoa 0.0% compare
More development goals data for Guam
- Red List Index 0.419 index (2025)
- Number of refugees per 100,000 population, by country of origin 0 per 100,000 people (2025)
- Number of transboundary breeds 3 (2025)
- Number of transboundary breeds (not extinct) 3 (2025)
- Number of transboundary breeds with unknown risk status 3 (2025)
- Number of local breeds with unknown risk status 5 (2025)
- Number of local breeds (not extinct) 5 (2025)
- Number of local breeds kept in the country 5 (2025)
- DEC alternative conversion factor 1 ratio (2024)
- Number of victims of intentional homicide, by sex 7 (2019)
Frequently asked questions
- What is chlorophyll-a deviations, remote sensing in Guam?
- Chlorophyll-a deviations, remote sensing in Guam was 0.0% in 2022, according to United Nations Statistics Division, SDG Global Database.
- What is the highest chlorophyll-a deviations, remote sensing recorded in Guam?
- The highest recorded value was 0.4% in 2019.
- What is the lowest chlorophyll-a deviations, remote sensing recorded in Guam?
- The lowest recorded value was 0.0% in 2017.
- How does Guam rank for chlorophyll-a deviations, remote sensing?
- Guam ranks 205th out of 213 countries with data for 2022.
- Is chlorophyll-a deviations, remote sensing rising or falling in Guam?
- Over the last ten years it is down 37.1%. The long-run trend across the full record is volatile.
- Where does this Guam data come from?
- The figures come from United Nations Statistics Division, SDG Global Database, published as part of Chlorophyll-a deviations, remote sensing (%). Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 18 observations, free to reuse under UN SDG Global Database (open, attribution requested).