Above-ground biomass in forest in Guam
Guam: Above-ground biomass in forest was 80.3 t per ha in 2025. ▼ Falling
Latest (2025)
80.3 t per ha
World rank
157th
of 222 countries
All-time high
116.67 t per ha
in 1990
All-time low
80.3 t per ha
in 2015
Years of data
6
1990–2025
Above-ground biomass in forest in Guam, 1990–2025
Source: United Nations Statistics Division, SDG Global Database. Measured in t per ha.
Analysis
In 2025, above-ground biomass in forest in Guam stood at 80.3 t per ha. That is the lowest value across all 6 years on record.
The figure is unchanged over ten years.
Over the whole period, above-ground biomass in forest in Guam peaked at 116.67 t per ha in 1990 and was at its lowest, 80.3 t per ha, in 2015.
That places Guam 157th out of 222 countries with data for 2025, putting it in the middle of the range.
Above-ground biomass in forest in Guam, year by year
| Year | t per ha | Change |
|---|---|---|
| 1990 | 116.67 t per ha | — |
| 2000 | 116.67 t per ha | +0.0% |
| 2010 | 116.67 t per ha | +0.0% |
| 2015 | 80.3 t per ha | -31.2% |
| 2020 | 80.3 t per ha | +0.0% |
| 2025 | 80.3 t per ha | +0.0% |
Guam compared with similar countries
- Guam's 80.3 t per ha is below the median for high income countries, which is 130.13 t per ha, 62% of the median. (68 countries reporting)
- Guam's 80.3 t per ha is below the median for East Asia & Pacific, which is 147.63 t per ha, 54% of the median. (30 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 116.67 t per ha | 116.67 t per ha | 116.67 t per ha | 1 |
| 2000s | 116.67 t per ha | 116.67 t per ha | 116.67 t per ha | 1 |
| 2010s | 98.48 t per ha | 80.3 t per ha | 116.67 t per ha | 2 |
| 2020s | 80.3 t per ha | 80.3 t per ha | 80.3 t per ha | 2 |
Countries ranked near Guam
- 154 Dominican Republic 82.7 t per ha compare
- 155 Eswatini 82.57 t per ha compare
- 156 Sierra Leone 82 t per ha compare
- 158 Puerto Rico 80.11 t per ha compare
- 159 Samoa 79.62 t per ha compare
- 160 India 79 t per ha compare
More environment data for Guam
- Historical exposure to drought — Land soil moisture anomaly 0.5909 Percentage change (2025)
- Paper and paperboard — Export quantity 0 t (2024)
- Sawnwood — Import quantity 0 m3 (2024)
- Sawnwood — Production 0 m3 (2024)
- Plywood and LVL — Import quantity 1,033 m3 (2024)
- Plywood and LVL — Import value 434 1000 USD (2024)
- Paper and paperboard — Import quantity 461 t (2024)
- Paper and paperboard — Import value 657 1000 USD (2024)
- Printing and writing papers — Import value 567 1000 USD (2024)
- Printing and writing papers — Import quantity 430 t (2024)
Frequently asked questions
- What is above-ground biomass in forest in Guam?
- Above-ground biomass in forest in Guam was 80.3 t per ha in 2025, according to United Nations Statistics Division, SDG Global Database.
- What is the highest above-ground biomass in forest recorded in Guam?
- The highest recorded value was 116.67 t per ha in 1990.
- What is the lowest above-ground biomass in forest recorded in Guam?
- The lowest recorded value was 80.3 t per ha in 2015.
- How does Guam rank for above-ground biomass in forest?
- Guam ranks 157th out of 222 countries with data for 2025.
- Is above-ground biomass in forest rising or falling in Guam?
- Over the last ten years it is unchanged. The long-run trend across the full record is falling.
- Where does this Guam data come from?
- The figures come from United Nations Statistics Division, SDG Global Database, published as part of Above-ground biomass in forest (tonnes per hectare). Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 6 observations, free to reuse under UN SDG Global Database (open, attribution requested).