What is the difference in above-ground forest biomass between Portugal and Zambia?

5.79 tonnes per hectare, with Zambia ahead.

How many years of comparable data are there for Portugal and Zambia?

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.

Portugal vs Zambia: Above-ground forest biomass

Portugal

38.21 tonnes per hectare

in 2025

Zambia

44 tonnes per hectare

in 2025

Portugal rank

197th

Zambia rank

191st

Above-ground forest biomass over time

Portugal
Zambia

How they compare

Zambia currently reports 44 tonnes per hectare against 38.21 tonnes per hectare in Portugal, a difference of 5.79 tonnes per hectare.

That makes Zambia's figure about 1.2 times Portugal's.

Across all 10 years both countries report, Zambia has been ahead every year.

Portugal ranks 197th and Zambia ranks 191st of 215 countries.

Zambia has averaged higher in every one of the 4 decades both report.

Head to head by decade

Decade	Portugal	Zambia	Difference	Ahead
1990s	37.55 tonnes per hectare	44 tonnes per hectare	6.45 tonnes per hectare	Zambia
2000s	39.92 tonnes per hectare	44 tonnes per hectare	4.08 tonnes per hectare	Zambia
2010s	41.18 tonnes per hectare	44 tonnes per hectare	2.82 tonnes per hectare	Zambia
2020s	38.22 tonnes per hectare	44 tonnes per hectare	5.78 tonnes per hectare	Zambia

Averages of every year both report within each decade.

Frequently asked questions

Which has higher above-ground forest biomass, Portugal or Zambia?: Zambia, at 44 tonnes per hectare against 38.21 tonnes per hectare in Portugal as of 2025.
What is the difference in above-ground forest biomass between Portugal and Zambia?: 5.79 tonnes per hectare, with Zambia ahead.
How many years of comparable data are there for Portugal and Zambia?: 10 years are reported by both, from 1990 to 2025.
How do Portugal and Zambia rank globally for above-ground forest biomass?: Portugal ranks 197th and Zambia ranks 191st 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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Portugal vs Zambia: Above-ground forest biomass. Statizoid, drawing on Food and Agriculture Organization of the United Nations – processed by Our World in Data. Retrieved 28 August 2026, from https://environment.statizoid.com/compare/above-ground-biomass-in-forest-per-hectare/portugal/zambia/

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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: 28 August 2026

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