How many years of comparable data are there for Costa Rica and Estonia?

32 years are reported by both, from 1992 to 2023.

Where does this data come from?

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

Costa Rica vs Estonia: IPPU — Emissions (CO2eq) from N2O (AR5), per square kilometre

Costa Rica

0.0001 kt per square kilometre

in 2023

Estonia

0.0001 kt per square kilometre

in 2023

Costa Rica rank

99th

Estonia rank

98th

IPPU — Emissions (CO2eq) from N2O (AR5), per square kilometre over time

Costa Rica
Estonia

How they compare

Estonia currently reports 0.0001 kt per square kilometre against 0.0001 kt per square kilometre in Costa Rica, a difference of 0 kt per square kilometre.

The two have swapped places 1 time across 32 shared years of data; in 1992 it was Costa Rica ahead.

Costa Rica ranks 99th and Estonia ranks 98th of 186 countries.

Across the 4 decades both report, Costa Rica averaged higher in 2 and Estonia in 2.

Head to head by decade

Decade	Costa Rica	Estonia	Difference	Ahead
1990s	0.0038 kt per square kilometre	0.0001 kt per square kilometre	0.0037 kt per square kilometre	Costa Rica
2000s	0.0002 kt per square kilometre	0.0001 kt per square kilometre	0 kt per square kilometre	Costa Rica
2010s	0.0001 kt per square kilometre	0.0001 kt per square kilometre	0 kt per square kilometre	Estonia
2020s	0.0001 kt per square kilometre	0.0001 kt per square kilometre	0 kt per square kilometre	Estonia

Averages of every year both report within each decade.

Frequently asked questions

Which has higher ippu — emissions (co2eq) from n2o (ar5), per square kilometre, Costa Rica or Estonia?: Estonia, at 0.0001 kt per square kilometre against 0.0001 kt per square kilometre in Costa Rica as of 2023.
What is the difference in ippu — emissions (co2eq) from n2o (ar5), per square kilometre between Costa Rica and Estonia?: 0 kt per square kilometre, with Estonia ahead.
How many years of comparable data are there for Costa Rica and Estonia?: 32 years are reported by both, from 1992 to 2023.
How do Costa Rica and Estonia rank globally for ippu — emissions (co2eq) from n2o (ar5), per square kilometre?: Costa Rica ranks 99th and Estonia ranks 98th of 186 countries.
Where does this data come from?: Statizoid (derived), published as IPPU — Emissions (CO2eq) from N2O (AR5), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Costa Rica vs Estonia: IPPU — Emissions (CO2eq) from N2O (AR5), per square kilometre. Statizoid, drawing on Statizoid (derived). Retrieved 22 September 2026, from https://climate.statizoid.com/compare/ippu-emissions-co2eq-from-n2o-ar5-per-square-kilometre/costa-rica/estonia/

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<a href="https://climate.statizoid.com/compare/ippu-emissions-co2eq-from-n2o-ar5-per-square-kilometre/costa-rica/estonia/">Costa Rica vs Estonia: IPPU — Emissions (CO2eq) from N2O (AR5), per square kilometre</a> — Statizoid

About this data

Indicator: IPPU — Emissions (CO2eq) from N2O (AR5), per square kilometre
Unit: kt per square kilometre
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 187 places, 10,734 data points, 1961–2023
Last refreshed: 22 September 2026

IPPU — Emissions (CO2eq) from N2O (AR5) 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.