Methane emissions, per square kilometre in Sierra Leone

Sierra Leone: Methane emissions, per square kilometre was 75.06 tonnes of CO₂ equivalents per square kilometre in 2024. ▲ Rising

Latest (2024)
75.06 tonnes of CO₂ equivalents per square kilometre
Change on year
up 4.2%
World rank
109th
of 195 countries
All-time high
80.28 tonnes of CO₂ equivalents per square kilometre
in 2018
All-time low
23.24 tonnes of CO₂ equivalents per square kilometre
in 1962
Years of data
64
1961–2024

Methane emissions, per square kilometre in Sierra Leone, 1961–2024

20406080196119922024

Source: Statizoid (derived). Measured in tonnes of CO₂ equivalents per square kilometre.

Analysis

In 2024, methane emissions, per square kilometre in Sierra Leone stood at 75.06 tonnes of CO₂ equivalents per square kilometre.

The figure is up 4.2% on the previous year and up 3.4% over ten years.

Over the whole period, methane emissions, per square kilometre in Sierra Leone peaked at 80.28 tonnes of CO₂ equivalents per square kilometre in 2018 and was at its lowest, 23.24 tonnes of CO₂ equivalents per square kilometre, in 1962.

Sierra Leone ranks 109th of 195 countries on this measure, in the middle of the range.

The long-run direction has been consistently rising across the 64 years of available data.

Methane emissions, per square kilometre in Sierra Leone, year by year

Annual values for Methane emissions, per square kilometre in Sierra Leone, 1961 to 2024.
Year tonnes of CO₂ equivalents per square kilometre Change
1961 23.61 tonnes of CO₂ equivalents per square kilometre —
1962 23.24 tonnes of CO₂ equivalents per square kilometre -1.6%
1963 23.81 tonnes of CO₂ equivalents per square kilometre +2.4%
1964 24.07 tonnes of CO₂ equivalents per square kilometre +1.1%
1965 25.26 tonnes of CO₂ equivalents per square kilometre +4.9%
1966 26.15 tonnes of CO₂ equivalents per square kilometre +3.5%
1967 26.92 tonnes of CO₂ equivalents per square kilometre +2.9%
1968 26.34 tonnes of CO₂ equivalents per square kilometre -2.2%
1969 26.3 tonnes of CO₂ equivalents per square kilometre -0.2%
1970 27.52 tonnes of CO₂ equivalents per square kilometre +4.6%
1971 28.16 tonnes of CO₂ equivalents per square kilometre +2.3%
1972 28.17 tonnes of CO₂ equivalents per square kilometre +0.0%
1973 28.8 tonnes of CO₂ equivalents per square kilometre +2.2%
1974 27.91 tonnes of CO₂ equivalents per square kilometre -3.1%
1975 28.97 tonnes of CO₂ equivalents per square kilometre +3.8%
1976 30.12 tonnes of CO₂ equivalents per square kilometre +4.0%
1977 31.55 tonnes of CO₂ equivalents per square kilometre +4.8%
1978 31.29 tonnes of CO₂ equivalents per square kilometre -0.8%
1979 31.23 tonnes of CO₂ equivalents per square kilometre -0.2%
1980 33.13 tonnes of CO₂ equivalents per square kilometre +6.1%
1981 31.71 tonnes of CO₂ equivalents per square kilometre -4.3%
1982 33 tonnes of CO₂ equivalents per square kilometre +4.1%
1983 31.69 tonnes of CO₂ equivalents per square kilometre -4.0%
1984 30.06 tonnes of CO₂ equivalents per square kilometre -5.1%
1985 30.37 tonnes of CO₂ equivalents per square kilometre +1.0%
1986 30.74 tonnes of CO₂ equivalents per square kilometre +1.2%
1987 31.67 tonnes of CO₂ equivalents per square kilometre +3.0%
1988 32.14 tonnes of CO₂ equivalents per square kilometre +1.5%
1989 33.3 tonnes of CO₂ equivalents per square kilometre +3.6%
1990 41 tonnes of CO₂ equivalents per square kilometre +23.1%
1991 40.61 tonnes of CO₂ equivalents per square kilometre -1.0%
1992 40.21 tonnes of CO₂ equivalents per square kilometre -1.0%
1993 41.04 tonnes of CO₂ equivalents per square kilometre +2.1%
1994 40.13 tonnes of CO₂ equivalents per square kilometre -2.2%
1995 39.88 tonnes of CO₂ equivalents per square kilometre -0.6%
1996 37.78 tonnes of CO₂ equivalents per square kilometre -5.3%
1997 39.31 tonnes of CO₂ equivalents per square kilometre +4.0%
1998 39.26 tonnes of CO₂ equivalents per square kilometre -0.1%
1999 39.55 tonnes of CO₂ equivalents per square kilometre +0.7%
2000 39.7 tonnes of CO₂ equivalents per square kilometre +0.4%
2001 41.43 tonnes of CO₂ equivalents per square kilometre +4.3%
2002 45.4 tonnes of CO₂ equivalents per square kilometre +9.6%
2003 49.46 tonnes of CO₂ equivalents per square kilometre +8.9%
2004 53.7 tonnes of CO₂ equivalents per square kilometre +8.6%
2005 57.4 tonnes of CO₂ equivalents per square kilometre +6.9%
2006 65.53 tonnes of CO₂ equivalents per square kilometre +14.2%
2007 57.17 tonnes of CO₂ equivalents per square kilometre -12.8%
2008 56.62 tonnes of CO₂ equivalents per square kilometre -1.0%
2009 59.7 tonnes of CO₂ equivalents per square kilometre +5.4%
2010 60.51 tonnes of CO₂ equivalents per square kilometre +1.4%
2011 63.82 tonnes of CO₂ equivalents per square kilometre +5.5%
2012 70.42 tonnes of CO₂ equivalents per square kilometre +10.3%
2013 69.6 tonnes of CO₂ equivalents per square kilometre -1.2%
2014 72.61 tonnes of CO₂ equivalents per square kilometre +4.3%
2015 69.37 tonnes of CO₂ equivalents per square kilometre -4.5%
2016 71.98 tonnes of CO₂ equivalents per square kilometre +3.8%
2017 71.1 tonnes of CO₂ equivalents per square kilometre -1.2%
2018 80.28 tonnes of CO₂ equivalents per square kilometre +12.9%
2019 67.39 tonnes of CO₂ equivalents per square kilometre -16.1%
2020 68.38 tonnes of CO₂ equivalents per square kilometre +1.5%
2021 77.35 tonnes of CO₂ equivalents per square kilometre +13.1%
2022 71.52 tonnes of CO₂ equivalents per square kilometre -7.5%
2023 72.04 tonnes of CO₂ equivalents per square kilometre +0.7%
2024 75.06 tonnes of CO₂ equivalents per square kilometre +4.2%

Sierra Leone compared with similar countries

  • Sierra Leone's 75.06 tonnes of CO₂ equivalents per square kilometre is above the median for low income countries, which is 42.61 tonnes of CO₂ equivalents per square kilometre, 1.8× the median. (25 countries reporting)
  • Sierra Leone's 75.06 tonnes of CO₂ equivalents per square kilometre is above the median for Sub-Saharan Africa, which is 58.8 tonnes of CO₂ equivalents per square kilometre, 1.3× the median. (48 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
1960s 25.08 tonnes of CO₂ equivalents per square kilometre 23.24 tonnes of CO₂ equivalents per square kilometre 26.92 tonnes of CO₂ equivalents per square kilometre 9
1970s 29.37 tonnes of CO₂ equivalents per square kilometre 27.52 tonnes of CO₂ equivalents per square kilometre 31.55 tonnes of CO₂ equivalents per square kilometre 10
1980s 31.78 tonnes of CO₂ equivalents per square kilometre 30.06 tonnes of CO₂ equivalents per square kilometre 33.3 tonnes of CO₂ equivalents per square kilometre 10
1990s 39.88 tonnes of CO₂ equivalents per square kilometre 37.78 tonnes of CO₂ equivalents per square kilometre 41.04 tonnes of CO₂ equivalents per square kilometre 10
2000s 52.61 tonnes of CO₂ equivalents per square kilometre 39.7 tonnes of CO₂ equivalents per square kilometre 65.53 tonnes of CO₂ equivalents per square kilometre 10
2010s 69.71 tonnes of CO₂ equivalents per square kilometre 60.51 tonnes of CO₂ equivalents per square kilometre 80.28 tonnes of CO₂ equivalents per square kilometre 10
2020s 72.87 tonnes of CO₂ equivalents per square kilometre 68.38 tonnes of CO₂ equivalents per square kilometre 77.35 tonnes of CO₂ equivalents per square kilometre 5

Countries ranked near Sierra Leone

  1. 106 Dominica 77.76 tonnes of CO₂ equivalents per square kilometre compare
  2. 107 British Virgin Islands 77.52 tonnes of CO₂ equivalents per square kilometre compare
  3. 108 Greece 76.9 tonnes of CO₂ equivalents per square kilometre compare
  4. 110 Guinea-Bissau 74.46 tonnes of CO₂ equivalents per square kilometre compare
  5. 111 Sao Tome and Principe 72.49 tonnes of CO₂ equivalents per square kilometre compare
  6. 112 Tanzania 70.12 tonnes of CO₂ equivalents per square kilometre compare

See the full ranking of 195 places →

More climate change data for Sierra Leone

All data for Sierra Leone →

Frequently asked questions

What is methane emissions, per square kilometre in Sierra Leone?
Methane emissions, per square kilometre in Sierra Leone was 75.06 tonnes of CO₂ equivalents per square kilometre in 2024, according to Statizoid (derived).
What is the highest methane emissions, per square kilometre recorded in Sierra Leone?
The highest recorded value was 80.28 tonnes of CO₂ equivalents per square kilometre in 2018.
What is the lowest methane emissions, per square kilometre recorded in Sierra Leone?
The lowest recorded value was 23.24 tonnes of CO₂ equivalents per square kilometre in 1962.
How does Sierra Leone rank for methane emissions, per square kilometre?
Sierra Leone ranks 109th out of 195 countries with data for 2024.
Is methane emissions, per square kilometre rising or falling in Sierra Leone?
Over the last ten years it is up 3.4%. The long-run trend across the full record is rising.
Where does this Sierra Leone data come from?
The figures come from Statizoid (derived), published as part of Methane emissions, per square kilometre. Statizoid updates them automatically from the source API.

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Methane emissions, per square kilometre in Sierra Leone. Statizoid, drawing on Statizoid (derived). Retrieved 15 November 2026, from https://climate.statizoid.com/stat/methane-emissions-per-square-kilometre/sierra-leone/

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<a href="https://climate.statizoid.com/stat/methane-emissions-per-square-kilometre/sierra-leone/">Methane emissions, per square kilometre in Sierra Leone</a> — Statizoid

How this figure is calculated

Methane emissions 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.

Methane emissions ÷ 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
Methane emissions, per square kilometre
Unit
tonnes of CO₂ equivalents per square kilometre
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
195 places, 11,432 data points, 1961–2024
Last refreshed

Methane emissions 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.