Cumulative CO₂ emissions by world region, per square kilometre in Bulgaria

Bulgaria: Cumulative CO₂ emissions by world region, per square kilometre was 36,409 tonnes per square kilometre in 2023. ◆ Volatile

Latest (2023)
36,409 tonnes per square kilometre
Change on year
up 0.9%
World rank
48th
of 204 countries
All-time high
36,409 tonnes per square kilometre
in 2023
All-time low
2,548 tonnes per square kilometre
in 1961
Years of data
63
1961–2023

Cumulative CO₂ emissions by world region, per square kilometre in Bulgaria, 1961–2023

010.0k20.0k30.0k40.0k196119922023

Source: Statizoid (derived). Measured in tonnes per square kilometre.

Analysis

The most recent figure for cumulative co₂ emissions by world region, per square kilometre in Bulgaria is 36,409 tonnes per square kilometre, measured in 2023. That is the highest value across all 63 years on record.

Compared with earlier readings it is up 0.9% on the previous year and up 12.3% over ten years.

Over the whole period, cumulative co₂ emissions by world region, per square kilometre in Bulgaria peaked at 36,409 tonnes per square kilometre in 2023 and was at its lowest, 2,548 tonnes per square kilometre, in 1961.

That places Bulgaria 48th out of 204 countries with data for 2023, putting it in the top quarter.

The series is highly variable year to year, so single readings are best treated with caution.

Cumulative CO₂ emissions by world region, per square kilometre in Bulgaria, year by year

Annual values for Cumulative CO₂ emissions by world region, per square kilometre in Bulgaria, 1961 to 2023.
Year tonnes per square kilometre Change
1961 2,548 tonnes per square kilometre
1962 2,825 tonnes per square kilometre +10.9%
1963 3,136 tonnes per square kilometre +11.0%
1964 3,523 tonnes per square kilometre +12.3%
1965 3,941 tonnes per square kilometre +11.9%
1966 4,381 tonnes per square kilometre +11.2%
1967 4,880 tonnes per square kilometre +11.4%
1968 5,417 tonnes per square kilometre +11.0%
1969 6,016 tonnes per square kilometre +11.1%
1970 6,569 tonnes per square kilometre +9.2%
1971 7,150 tonnes per square kilometre +8.8%
1972 7,747 tonnes per square kilometre +8.4%
1973 8,368 tonnes per square kilometre +8.0%
1974 9,011 tonnes per square kilometre +7.7%
1975 9,671 tonnes per square kilometre +7.3%
1976 10,330 tonnes per square kilometre +6.8%
1977 11,015 tonnes per square kilometre +6.6%
1978 11,749 tonnes per square kilometre +6.7%
1979 12,463 tonnes per square kilometre +6.1%
1980 13,161 tonnes per square kilometre +5.6%
1981 13,885 tonnes per square kilometre +5.5%
1982 14,697 tonnes per square kilometre +5.8%
1983 15,511 tonnes per square kilometre +5.5%
1984 16,298 tonnes per square kilometre +5.1%
1985 17,104 tonnes per square kilometre +4.9%
1986 17,929 tonnes per square kilometre +4.8%
1987 18,754 tonnes per square kilometre +4.6%
1988 19,539 tonnes per square kilometre +4.2%
1989 20,321 tonnes per square kilometre +4.0%
1990 21,014 tonnes per square kilometre +3.4%
1991 21,570 tonnes per square kilometre +2.6%
1992 22,088 tonnes per square kilometre +2.4%
1993 22,616 tonnes per square kilometre +2.4%
1994 23,126 tonnes per square kilometre +2.3%
1995 23,649 tonnes per square kilometre +2.3%
1996 24,178 tonnes per square kilometre +2.2%
1997 24,682 tonnes per square kilometre +2.1%
1998 25,162 tonnes per square kilometre +1.9%
1999 25,581 tonnes per square kilometre +1.7%
2000 25,992 tonnes per square kilometre +1.6%
2001 26,436 tonnes per square kilometre +1.7%
2002 27,304 tonnes per square kilometre +3.3%
2003 27,776 tonnes per square kilometre +1.7%
2004 28,234 tonnes per square kilometre +1.6%
2005 28,731 tonnes per square kilometre +1.8%
2006 29,211 tonnes per square kilometre +1.7%
2007 29,729 tonnes per square kilometre +1.8%
2008 30,226 tonnes per square kilometre +1.7%
2009 30,662 tonnes per square kilometre +1.4%
2010 31,102 tonnes per square kilometre +1.4%
2011 31,591 tonnes per square kilometre +1.6%
2012 32,036 tonnes per square kilometre +1.4%
2013 32,428 tonnes per square kilometre +1.2%
2014 32,844 tonnes per square kilometre +1.3%
2015 33,288 tonnes per square kilometre +1.4%
2016 33,705 tonnes per square kilometre +1.3%
2017 34,142 tonnes per square kilometre +1.3%
2018 34,543 tonnes per square kilometre +1.2%
2019 34,932 tonnes per square kilometre +1.1%
2020 35,269 tonnes per square kilometre +1.0%
2021 35,659 tonnes per square kilometre +1.1%
2022 36,091 tonnes per square kilometre +1.2%
2023 36,409 tonnes per square kilometre +0.9%

Bulgaria compared with similar countries

  • Bulgaria's 36,409 tonnes per square kilometre is below the median for high income countries, which is 42,545 tonnes per square kilometre, 86% of the median. (74 countries reporting)
  • Bulgaria's 36,409 tonnes per square kilometre is above the median for Europe & Central Asia, which is 32,173 tonnes per square kilometre, 1.1× the median. (52 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
1960s 4,074 tonnes per square kilometre 2,548 tonnes per square kilometre 6,016 tonnes per square kilometre 9
1970s 9,407 tonnes per square kilometre 6,569 tonnes per square kilometre 12,463 tonnes per square kilometre 10
1980s 16,720 tonnes per square kilometre 13,161 tonnes per square kilometre 20,321 tonnes per square kilometre 10
1990s 23,366 tonnes per square kilometre 21,014 tonnes per square kilometre 25,581 tonnes per square kilometre 10
2000s 28,430 tonnes per square kilometre 25,992 tonnes per square kilometre 30,662 tonnes per square kilometre 10
2010s 33,061 tonnes per square kilometre 31,102 tonnes per square kilometre 34,932 tonnes per square kilometre 10
2020s 35,857 tonnes per square kilometre 35,269 tonnes per square kilometre 36,409 tonnes per square kilometre 4

Countries ranked near Bulgaria

  1. 45 British Virgin Islands 40,458 tonnes per square kilometre compare
  2. 46 Estonia 38,852 tonnes per square kilometre compare
  3. 47 Romania 38,218 tonnes per square kilometre compare
  4. 49 Andorra 34,533 tonnes per square kilometre compare
  5. 50 Serbia 34,283 tonnes per square kilometre compare
  6. 51 Cyprus 34,010 tonnes per square kilometre compare

See the full ranking of 204 places →

More climate change data for Bulgaria

All data for Bulgaria →

Frequently asked questions

What is cumulative co₂ emissions by world region, per square kilometre in Bulgaria?
Cumulative co₂ emissions by world region, per square kilometre in Bulgaria was 36,409 tonnes per square kilometre in 2023, according to Statizoid (derived).
What is the highest cumulative co₂ emissions by world region, per square kilometre recorded in Bulgaria?
The highest recorded value was 36,409 tonnes per square kilometre in 2023.
What is the lowest cumulative co₂ emissions by world region, per square kilometre recorded in Bulgaria?
The lowest recorded value was 2,548 tonnes per square kilometre in 1961.
How does Bulgaria rank for cumulative co₂ emissions by world region, per square kilometre?
Bulgaria ranks 48th out of 204 countries with data for 2023.
Is cumulative co₂ emissions by world region, per square kilometre rising or falling in Bulgaria?
Over the last ten years it is up 12.3%. The long-run trend across the full record is volatile.
Where does this Bulgaria data come from?
The figures come from Statizoid (derived), published as part of Cumulative CO₂ emissions by world region, per square kilometre. Statizoid updates them automatically from the source API.

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Cumulative CO₂ emissions by world region, per square kilometre in Bulgaria. Statizoid, drawing on Statizoid (derived). Retrieved 21 September 2026, from https://climate.statizoid.com/stat/cumulative-co2-emissions-by-world-region-per-square-kilometre/bulgaria/

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<a href="https://climate.statizoid.com/stat/cumulative-co2-emissions-by-world-region-per-square-kilometre/bulgaria/">Cumulative CO₂ emissions by world region, per square kilometre in Bulgaria</a> — Statizoid

How this figure is calculated

Cumulative CO₂ emissions by world region 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.

Cumulative CO₂ emissions by world region ÷ Land area (sq. km)

Computed from

Statizoid computes this series; the underlying measurements belong to the publishers named above. The arithmetic is applied to every country and year where both inputs report, and nothing is estimated unless the page says so.

About this data

Indicator
Cumulative CO₂ emissions by world region, per square kilometre
Unit
tonnes per square kilometre
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
204 places, 11,422 data points, 1961–2023
Last refreshed

Cumulative CO₂ emissions by world region 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.