What is the difference in above-ground forest biomass between Eswatini and Guam?

2.27 tonnes per hectare, with Eswatini ahead.

How many years of comparable data are there for Eswatini and Guam?

10 years are reported by both, from 1990 to 2025.

Where does this data come from?

Food and Agriculture Organization of the United Nations – processed by Our World in Data, published as Above-ground forest biomass. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Eswatini vs Guam: Above-ground forest biomass

Eswatini

82.57 tonnes per hectare

in 2025

Guam

80.3 tonnes per hectare

in 2025

Eswatini rank

141st

Guam rank

143rd

Above-ground forest biomass over time

Eswatini
Guam

How they compare

Eswatini currently reports 82.57 tonnes per hectare against 80.3 tonnes per hectare in Guam, a difference of 2.27 tonnes per hectare.

The two have swapped places 3 times across 10 shared years of data; in 1990 it was Guam ahead.

Eswatini ranks 141st and Guam ranks 143rd of 215 countries.

Across the 4 decades both report, Eswatini averaged higher in 1 and Guam in 3.

Head to head by decade

Decade	Eswatini	Guam	Difference	Ahead
1990s	83.55 tonnes per hectare	116.67 tonnes per hectare	33.12 tonnes per hectare	Guam
2000s	83.28 tonnes per hectare	116.67 tonnes per hectare	33.39 tonnes per hectare	Guam
2010s	78.46 tonnes per hectare	107.5 tonnes per hectare	29.04 tonnes per hectare	Guam
2020s	82.65 tonnes per hectare	80.3 tonnes per hectare	2.35 tonnes per hectare	Eswatini

Averages of every year both report within each decade.

Frequently asked questions

Which has higher above-ground forest biomass, Eswatini or Guam?: Eswatini, at 82.57 tonnes per hectare against 80.3 tonnes per hectare in Guam as of 2025.
What is the difference in above-ground forest biomass between Eswatini and Guam?: 2.27 tonnes per hectare, with Eswatini ahead.
How many years of comparable data are there for Eswatini and Guam?: 10 years are reported by both, from 1990 to 2025.
How do Eswatini and Guam rank globally for above-ground forest biomass?: Eswatini ranks 141st and Guam ranks 143rd of 215 countries.
Where does this data come from?: Food and Agriculture Organization of the United Nations – processed by Our World in Data, published as Above-ground forest biomass. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Eswatini vs Guam: Above-ground forest biomass. Statizoid, drawing on Food and Agriculture Organization of the United Nations – processed by Our World in Data. Retrieved 03 October 2026, from https://environment.statizoid.com/compare/above-ground-biomass-in-forest-per-hectare/eswatini/guam/

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About this data

Indicator: Above-ground forest biomass
Unit: tonnes per hectare
Source: Food and Agriculture Organization of the United Nations – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 215 places, 1,311 data points, 1990–2025
Last refreshed: 18 September 2026

Above-ground biomass in forest (tonnes per hectare).