How many years of comparable data are there for Estonia and Puerto Rico?

28 years are reported by both, from 1992 to 2019.

Where does this data come from?

Statizoid (derived), published as Emission Totals - Emissions (CO2eq) from N2O (AR5) - AFOLU, per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Estonia vs Puerto Rico: Emission Totals - Emissions (CO2eq) from N2O (AR5) - AFOLU, per

Estonia

0.0257 units per square kilometre

in 2019

Puerto Rico

0.0252 units per square kilometre

in 2019

Estonia rank

73rd

Puerto Rico rank

74th

Emission Totals - Emissions (CO2eq) from N2O (AR5) - AFOLU, per over time

Estonia
Puerto Rico

How they compare

Estonia currently reports 0.0257 units per square kilometre against 0.0252 units per square kilometre in Puerto Rico, a difference of 0.0005 units per square kilometre.

The two have swapped places 3 times across 28 shared years of data; in 1992 it was Puerto Rico ahead.

Estonia ranks 73rd and Puerto Rico ranks 74th of 206 countries.

Puerto Rico has averaged higher in every one of the 3 decades both report.

Head to head by decade

Decade	Estonia	Puerto Rico	Difference	Ahead
1990s	0.0238 units per square kilometre	0.0296 units per square kilometre	0.0058 units per square kilometre	Puerto Rico
2000s	0.0226 units per square kilometre	0.026 units per square kilometre	0.0034 units per square kilometre	Puerto Rico
2010s	0.0246 units per square kilometre	0.0256 units per square kilometre	0.001 units per square kilometre	Puerto Rico

Averages of every year both report within each decade.

Frequently asked questions

Which has higher emission totals - emissions (co2eq) from n2o (ar5) - afolu, per, Estonia or Puerto Rico?: Estonia, at 0.0257 units per square kilometre against 0.0252 units per square kilometre in Puerto Rico as of 2019.
What is the difference in emission totals - emissions (co2eq) from n2o (ar5) - afolu, per between Estonia and Puerto Rico?: 0.0005 units per square kilometre, with Estonia ahead.
How many years of comparable data are there for Estonia and Puerto Rico?: 28 years are reported by both, from 1992 to 2019.
How do Estonia and Puerto Rico rank globally for emission totals - emissions (co2eq) from n2o (ar5) - afolu, per?: Estonia ranks 73rd and Puerto Rico ranks 74th of 206 countries.
Where does this data come from?: Statizoid (derived), published as Emission Totals - Emissions (CO2eq) from N2O (AR5) - AFOLU, per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Estonia vs Puerto Rico: Emission Totals - Emissions (CO2eq) from N2O (AR5) - AFOLU, per. Statizoid, drawing on Statizoid (derived). Retrieved 22 September 2026, from https://reference.statizoid.com/compare/emission-totals-emissions-co2eq-from-n2o-ar5-afolu-per-square-kilometre/estonia/puerto-rico-us/

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<a href="https://reference.statizoid.com/compare/emission-totals-emissions-co2eq-from-n2o-ar5-afolu-per-square-kilometre/estonia/puerto-rico-us/">Estonia vs Puerto Rico: Emission Totals - Emissions (CO2eq) from N2O (AR5) - AFOLU, per</a> — Statizoid

About this data

Indicator: Emission Totals - Emissions (CO2eq) from N2O (AR5) - AFOLU, per square kilometre
Unit: units per square kilometre
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 206 places, 6,030 data points, 1990–2019
Last refreshed: 17 September 2026

Emission Totals - Emissions (CO2eq) from N2O (AR5) - AFOLU divided by Land area (sq. km), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.