Japan vs San Marino: IPPU — Emissions (CO2), per square kilometre
Japan
0.1591 kt per square kilometre
in 2023
San Marino
0.1352 kt per square kilometre
in 2023
Japan rank
12th
San Marino rank
13th
IPPU — Emissions (CO2), per square kilometre over time
- Japan
- San Marino
How they compare
Japan currently reports 0.1591 kt per square kilometre against 0.1352 kt per square kilometre in San Marino, a difference of 0.0239 kt per square kilometre.
That makes Japan's figure about 1.2 times San Marino's.
The two have swapped places 7 times across 63 shared years of data; in 1961 it was San Marino ahead.
Japan ranks 12th and San Marino ranks 13th of 186 countries.
Across the 7 decades both report, Japan averaged higher in 5 and San Marino in 2.
Head to head by decade
| Decade | Japan | San Marino | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 0.135 kt per square kilometre | 0.1328 kt per square kilometre | 0.0022 kt per square kilometre | Japan |
| 1970s | 0.2079 kt per square kilometre | 0.1791 kt per square kilometre | 0.0288 kt per square kilometre | Japan |
| 1980s | 0.192 kt per square kilometre | 0.1985 kt per square kilometre | 0.0065 kt per square kilometre | San Marino |
| 1990s | 0.2127 kt per square kilometre | 0.179 kt per square kilometre | 0.0337 kt per square kilometre | Japan |
| 2000s | 0.1922 kt per square kilometre | 0.2155 kt per square kilometre | 0.0233 kt per square kilometre | San Marino |
| 2010s | 0.176 kt per square kilometre | 0.1686 kt per square kilometre | 0.0074 kt per square kilometre | Japan |
| 2020s | 0.1685 kt per square kilometre | 0.1462 kt per square kilometre | 0.0223 kt per square kilometre | Japan |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher ippu — emissions (co2), per square kilometre, Japan or San Marino?
- Japan, at 0.1591 kt per square kilometre against 0.1352 kt per square kilometre in San Marino as of 2023.
- What is the difference in ippu — emissions (co2), per square kilometre between Japan and San Marino?
- 0.0239 kt per square kilometre, with Japan ahead.
- How many years of comparable data are there for Japan and San Marino?
- 63 years are reported by both, from 1961 to 2023.
- How do Japan and San Marino rank globally for ippu — emissions (co2), per square kilometre?
- Japan ranks 12th and San Marino ranks 13th of 186 countries.
- Where does this data come from?
- Statizoid (derived), published as IPPU — Emissions (CO2), 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 (CO2) 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.