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

63 years are reported by both, from 1961 to 2023.

Where does this data come from?

Statizoid (derived), published as Rice Cultivation — Emissions (CO2eq) from CH4 (AR5), per capita. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Portugal vs United States: Rice Cultivation — Emissions (CO2eq) from CH4 (AR5), per capita

Portugal

0 kt per person

in 2023

United States

0 kt per person

in 2023

Portugal rank

39th

United States rank

40th

Rice Cultivation — Emissions (CO2eq) from CH4 (AR5), per capita over time

Portugal
United States

How they compare

Portugal currently reports 0 kt per person against 0 kt per person in United States, a difference of 0 kt per person.

That makes Portugal's figure about 1.1 times United States's.

The two have swapped places 12 times across 63 shared years of data; in 1961 it was Portugal ahead.

Portugal ranks 39th and United States ranks 40th of 111 countries.

Across the 7 decades both report, Portugal averaged higher in 4 and United States in 3.

Head to head by decade

Decade	Portugal	United States	Difference	Ahead
1960s	0.0001 kt per person	0 kt per person	0 kt per person	Portugal
1970s	0.0001 kt per person	0 kt per person	0 kt per person	Portugal
1980s	0 kt per person	0 kt per person	0 kt per person	United States
1990s	0 kt per person	0 kt per person	0 kt per person	United States
2000s	0 kt per person	0 kt per person	0 kt per person	United States
2010s	0 kt per person	0 kt per person	0 kt per person	Portugal
2020s	0 kt per person	0 kt per person	0 kt per person	Portugal

Averages of every year both report within each decade.

Frequently asked questions

Which has higher rice cultivation — emissions (co2eq) from ch4 (ar5), per capita, Portugal or United States?: Portugal, at 0 kt per person against 0 kt per person in United States as of 2023.
What is the difference in rice cultivation — emissions (co2eq) from ch4 (ar5), per capita between Portugal and United States?: 0 kt per person, with Portugal ahead.
How many years of comparable data are there for Portugal and United States?: 63 years are reported by both, from 1961 to 2023.
How do Portugal and United States rank globally for rice cultivation — emissions (co2eq) from ch4 (ar5), per capita?: Portugal ranks 39th and United States ranks 40th of 111 countries.
Where does this data come from?: Statizoid (derived), published as Rice Cultivation — Emissions (CO2eq) from CH4 (AR5), per capita. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Portugal vs United States: Rice Cultivation — Emissions (CO2eq) from CH4 (AR5), per capita. Statizoid, drawing on Statizoid (derived). Retrieved 22 September 2026, from https://climate.statizoid.com/compare/rice-cultivation-emissions-co2eq-from-ch4-ar5-per-capita/portugal/united-states/

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<a href="https://climate.statizoid.com/compare/rice-cultivation-emissions-co2eq-from-ch4-ar5-per-capita/portugal/united-states/">Portugal vs United States: Rice Cultivation — Emissions (CO2eq) from CH4 (AR5), per capita</a> — Statizoid

About this data

Indicator: Rice Cultivation — Emissions (CO2eq) from CH4 (AR5), per capita
Unit: kt per person
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 112 places, 6,585 data points, 1961–2023
Last refreshed: 17 September 2026

Rice Cultivation — Emissions (CO2eq) from CH4 (AR5) divided by Population, total, matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.