Nitrous oxide (N2O) emissions from Industrial Processes (Mt CO2e) in Macao

Macao: Nitrous oxide (N2O) emissions from Industrial Processes (Mt CO2e) was 0.0004 Mt CO2e per square kilometre in 2023. ◆ Volatile

Latest (2023)
0.0004 Mt CO2e per square kilometre
Change on year
down 0.8%
World rank
1st
of 203 countries
All-time high
0.001 Mt CO2e per square kilometre
in 1999
All-time low
0.0001 Mt CO2e per square kilometre
in 1970
Years of data
54
1970–2023

Nitrous oxide (N2O) emissions from Industrial Processes (Mt CO2e) in Macao, 1970–2023

000.0010.0010.001197019962023

Source: Statizoid (derived). Measured in Mt CO2e per square kilometre.

Analysis

The most recent figure for nitrous oxide (n2o) emissions from industrial processes (mt co2e) in Macao is 0.0004 Mt CO2e per square kilometre, measured in 2023.

Compared with earlier readings it is down 0.8% on the previous year and down 22.5% over ten years.

Over the whole period, nitrous oxide (n2o) emissions from industrial processes (mt co2e) in Macao peaked at 0.001 Mt CO2e per square kilometre in 1999 and was at its lowest, 0.0001 Mt CO2e per square kilometre, in 1970.

That places Macao 1st out of 203 countries with data for 2023, putting it in the top 10%.

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

Nitrous oxide (N2O) emissions from Industrial Processes (Mt CO2e) in Macao, year by year

Annual values for Nitrous oxide (N2O) emissions from Industrial Processes (Mt CO2e), per square kilometre in Macao, 1970 to 2023.
Year Mt CO2e per square kilometre Change
1970 0.0001 Mt CO2e per square kilometre
1971 0.0001 Mt CO2e per square kilometre +0.0%
1972 0.0001 Mt CO2e per square kilometre +14.3%
1973 0.0001 Mt CO2e per square kilometre +12.5%
1974 0.0001 Mt CO2e per square kilometre +11.1%
1975 0.0002 Mt CO2e per square kilometre +10.0%
1976 0.0002 Mt CO2e per square kilometre -3.0%
1977 0.0002 Mt CO2e per square kilometre +21.9%
1978 0.0002 Mt CO2e per square kilometre -7.7%
1979 0.0002 Mt CO2e per square kilometre +8.3%
1980 0.0002 Mt CO2e per square kilometre +0.0%
1981 0.0002 Mt CO2e per square kilometre +2.6%
1982 0.0002 Mt CO2e per square kilometre +7.5%
1983 0.0003 Mt CO2e per square kilometre +39.5%
1984 0.0003 Mt CO2e per square kilometre +1.7%
1985 0.0003 Mt CO2e per square kilometre -6.6%
1986 0.0004 Mt CO2e per square kilometre +31.6%
1987 0.0005 Mt CO2e per square kilometre +21.3%
1988 0.0004 Mt CO2e per square kilometre -3.3%
1989 0.0004 Mt CO2e per square kilometre -4.5%
1990 0.0006 Mt CO2e per square kilometre +36.9%
1991 0.0006 Mt CO2e per square kilometre +4.3%
1992 0.0007 Mt CO2e per square kilometre +15.0%
1993 0.0008 Mt CO2e per square kilometre +9.4%
1994 0.0008 Mt CO2e per square kilometre +8.6%
1995 0.0007 Mt CO2e per square kilometre -11.0%
1996 0.0008 Mt CO2e per square kilometre +15.1%
1997 0.0009 Mt CO2e per square kilometre +7.1%
1998 0.001 Mt CO2e per square kilometre +11.1%
1999 0.001 Mt CO2e per square kilometre +5.0%
2000 0.0009 Mt CO2e per square kilometre -14.3%
2001 0.0007 Mt CO2e per square kilometre -18.4%
2002 0.0008 Mt CO2e per square kilometre +7.4%
2003 0.0008 Mt CO2e per square kilometre +0.5%
2004 0.0009 Mt CO2e per square kilometre +10.8%
2005 0.0009 Mt CO2e per square kilometre -2.0%
2006 0.0008 Mt CO2e per square kilometre -2.9%
2007 0.0007 Mt CO2e per square kilometre -13.9%
2008 0.0006 Mt CO2e per square kilometre -15.7%
2009 0.0006 Mt CO2e per square kilometre +3.5%
2010 0.0005 Mt CO2e per square kilometre -18.9%
2011 0.0005 Mt CO2e per square kilometre -1.3%
2012 0.0005 Mt CO2e per square kilometre +2.7%
2013 0.0005 Mt CO2e per square kilometre -5.8%
2014 0.0005 Mt CO2e per square kilometre +8.8%
2015 0.0007 Mt CO2e per square kilometre +37.7%
2016 0.0007 Mt CO2e per square kilometre +0.6%
2017 0.0006 Mt CO2e per square kilometre -15.2%
2018 0.0005 Mt CO2e per square kilometre -20.6%
2019 0.0005 Mt CO2e per square kilometre -0.6%
2020 0.0004 Mt CO2e per square kilometre -11.8%
2021 0.0004 Mt CO2e per square kilometre -4.5%
2022 0.0004 Mt CO2e per square kilometre -8.1%
2023 0.0004 Mt CO2e per square kilometre -0.8%

Macao compared with similar countries

  • Macao's 0.0004 Mt CO2e per square kilometre is above the median for high income countries, which is 0 Mt CO2e per square kilometre, 77.3× the median. (77 countries reporting)
  • Macao's 0.0004 Mt CO2e per square kilometre is above the median for East Asia & Pacific, which is 0 Mt CO2e per square kilometre, 153.4× the median. (37 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
1970s 0.0002 Mt CO2e per square kilometre 0.0001 Mt CO2e per square kilometre 0.0002 Mt CO2e per square kilometre 10
1980s 0.0003 Mt CO2e per square kilometre 0.0002 Mt CO2e per square kilometre 0.0005 Mt CO2e per square kilometre 10
1990s 0.0008 Mt CO2e per square kilometre 0.0006 Mt CO2e per square kilometre 0.001 Mt CO2e per square kilometre 10
2000s 0.0008 Mt CO2e per square kilometre 0.0006 Mt CO2e per square kilometre 0.0009 Mt CO2e per square kilometre 10
2010s 0.0006 Mt CO2e per square kilometre 0.0005 Mt CO2e per square kilometre 0.0007 Mt CO2e per square kilometre 10
2020s 0.0004 Mt CO2e per square kilometre 0.0004 Mt CO2e per square kilometre 0.0004 Mt CO2e per square kilometre 4

Countries ranked near Macao

  1. 2 Gibraltar 0.0003 Mt CO2e per square kilometre compare
  2. 3 Singapore 0.0002 Mt CO2e per square kilometre compare
  3. 4 Bahrain 0.0002 Mt CO2e per square kilometre compare

See the full ranking of 250 places →

More environment data for Macao

All data for Macao →

Frequently asked questions

What is nitrous oxide (n2o) emissions from industrial processes (mt co2e) in Macao?
Nitrous oxide (n2o) emissions from industrial processes (mt co2e) in Macao was 0.0004 Mt CO2e per square kilometre in 2023, according to Statizoid (derived).
What is the highest nitrous oxide (n2o) emissions from industrial processes (mt co2e) recorded in Macao?
The highest recorded value was 0.001 Mt CO2e per square kilometre in 1999.
What is the lowest nitrous oxide (n2o) emissions from industrial processes (mt co2e) recorded in Macao?
The lowest recorded value was 0.0001 Mt CO2e per square kilometre in 1970.
How does Macao rank for nitrous oxide (n2o) emissions from industrial processes (mt co2e)?
Macao ranks 1st out of 203 countries with data for 2023.
Is nitrous oxide (n2o) emissions from industrial processes (mt co2e) rising or falling in Macao?
Over the last ten years it is down 22.5%. The long-run trend across the full record is volatile.
Where does this Macao data come from?
The figures come from Statizoid (derived), published as part of Nitrous oxide (N2O) emissions from Industrial Processes (Mt CO2e), per square kilometre. Statizoid updates them automatically from the source API.

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Nitrous oxide (N2O) emissions from Industrial Processes (Mt CO2e) in Macao. Statizoid, drawing on Statizoid (derived). Retrieved 21 September 2026, from https://environment.statizoid.com/stat/nitrous-oxide-n2o-emissions-from-industrial-processes-mt-co2e-per-square-kilometre/macao-sar-china/

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<a href="https://environment.statizoid.com/stat/nitrous-oxide-n2o-emissions-from-industrial-processes-mt-co2e-per-square-kilometre/macao-sar-china/">Nitrous oxide (N2O) emissions from Industrial Processes (Mt CO2e) in Macao</a> — Statizoid

How this figure is calculated

Nitrous oxide (N2O) emissions from Industrial Processes (Mt CO2e) 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.

Nitrous oxide (N2O) emissions from Industrial Processes (Mt CO2e) ÷ 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
Nitrous oxide (N2O) emissions from Industrial Processes (Mt CO2e), per square kilometre
Unit
Mt CO2e per square kilometre
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
250 places, 12,804 data points, 1970–2023
Last refreshed

Nitrous oxide (N2O) emissions from Industrial Processes (Mt CO2e) 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.