Japan vs Portugal: IPPU — Emissions (CO2eq) from N2O (AR5), per square kilometre
Japan
0.0029 kt per square kilometre
in 2023
Portugal
0.0027 kt per square kilometre
in 2023
Japan rank
37th
Portugal rank
40th
IPPU — Emissions (CO2eq) from N2O (AR5), per square kilometre over time
- Japan
- Portugal
How they compare
Japan currently reports 0.0029 kt per square kilometre against 0.0027 kt per square kilometre in Portugal, a difference of 0.0002 kt per square kilometre.
That makes Japan's figure about 1.1 times Portugal's.
The two have swapped places 4 times across 63 shared years of data; in 1961 it was Japan ahead.
Japan ranks 37th and Portugal ranks 40th of 186 countries.
Across the 7 decades both report, Japan averaged higher in 6 and Portugal in 1.
Head to head by decade
| Decade | Japan | Portugal | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 0.0204 kt per square kilometre | 0.0114 kt per square kilometre | 0.009 kt per square kilometre | Japan |
| 1970s | 0.022 kt per square kilometre | 0.0143 kt per square kilometre | 0.0077 kt per square kilometre | Japan |
| 1980s | 0.0224 kt per square kilometre | 0.0085 kt per square kilometre | 0.0139 kt per square kilometre | Japan |
| 1990s | 0.0246 kt per square kilometre | 0.0042 kt per square kilometre | 0.0204 kt per square kilometre | Japan |
| 2000s | 0.0068 kt per square kilometre | 0.0042 kt per square kilometre | 0.0026 kt per square kilometre | Japan |
| 2010s | 0.0037 kt per square kilometre | 0.0037 kt per square kilometre | 0 kt per square kilometre | Japan |
| 2020s | 0.003 kt per square kilometre | 0.0032 kt per square kilometre | 0.0001 kt per square kilometre | Portugal |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher ippu — emissions (co2eq) from n2o (ar5), per square kilometre, Japan or Portugal?
- Japan, at 0.0029 kt per square kilometre against 0.0027 kt per square kilometre in Portugal as of 2023.
- What is the difference in ippu — emissions (co2eq) from n2o (ar5), per square kilometre between Japan and Portugal?
- 0.0002 kt per square kilometre, with Japan ahead.
- How many years of comparable data are there for Japan and Portugal?
- 63 years are reported by both, from 1961 to 2023.
- How do Japan and Portugal rank globally for ippu — emissions (co2eq) from n2o (ar5), per square kilometre?
- Japan ranks 37th and Portugal ranks 40th 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.
Individual pages
About this data
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.