Mangrove total area change in Tonga
Tonga: Mangrove total area change was -1.1% in 2020. ◆ Volatile
Mangrove total area change in Tonga, 2007–2020
Source: United Nations Statistics Division, SDG Global Database. Measured in %.
Analysis
In 2020, mangrove total area change in Tonga stood at -1.1%. That is the lowest value across all 10 years on record.
Compared with earlier readings it is down 617.0% on the previous year and down 191.0% over ten years.
Over the whole period, mangrove total area change in Tonga peaked at 2.4% in 2016 and was at its lowest, -1.1%, in 2020.
Tonga ranks 61st of 126 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.
Mangrove total area change in Tonga, year by year
| Year | % | Change |
|---|---|---|
| 2007 | -0.9% | — |
| 2008 | -0.4% | -54.8% |
| 2009 | 0.8% | -309.6% |
| 2010 | 1.3% | +53.4% |
| 2015 | 2.4% | +90.1% |
| 2016 | 2.4% | +0.8% |
| 2017 | 1.9% | -20.2% |
| 2018 | 1.2% | -38.4% |
| 2019 | 0.2% | -81.3% |
| 2020 | -1.1% | -617.0% |
Tonga compared with similar countries
- Tonga's -1.1% is above the median for upper middle income countries, which is -1.2%, 94% of the median. (32 countries reporting)
- Tonga's -1.1% is below the median for East Asia & Pacific, which is -0.9%, 1.3× the median. (28 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | -0.1% | -0.9% | 0.8% | 3 |
| 2010s | 1.6% | 0.2% | 2.4% | 6 |
| 2020s | -1.1% | -1.1% | -1.1% | 1 |
Countries ranked near Tonga
- 58 Trinidad and Tobago -1.0% compare
- 59 Kenya -1.0% compare
- 60 Papua New Guinea -1.1% compare
- 62 Benin -1.2% compare
- 63 United States Virgin Islands -1.2% compare
- 64 Malaysia -1.3% compare
More development goals data for Tonga
- Red List Index 0.7501 index (2025)
- Number of refugees per 100,000 population, by country of origin 58.77 per 100,000 people (2025)
- Manufacturing value added per capita 286.2 constant US$ (2025)
- Number of transboundary breeds 18 (2025)
- Number of transboundary breeds (not extinct) 18 (2025)
- Number of transboundary breeds with unknown risk status 18 (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)
- Infant deaths 19 (2024)
Frequently asked questions
- What is mangrove total area change in Tonga?
- Mangrove total area change in Tonga was -1.1% in 2020, according to United Nations Statistics Division, SDG Global Database.
- What is the highest mangrove total area change recorded in Tonga?
- The highest recorded value was 2.4% in 2016.
- What is the lowest mangrove total area change recorded in Tonga?
- The lowest recorded value was -1.1% in 2020.
- How does Tonga rank for mangrove total area change?
- Tonga ranks 61st out of 126 countries with data for 2020.
- Is mangrove total area change rising or falling in Tonga?
- Over the last ten years it is down 191.0%. The long-run trend across the full record is volatile.
- Where does this Tonga data come from?
- The figures come from United Nations Statistics Division, SDG Global Database, published as part of Mangrove total area change (%). Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 10 observations, free to reuse under UN SDG Global Database (open, attribution requested).