How have things changed?, per square kilometre in Macao
Macao: How have things changed?, per square kilometre was 45.45 metric tons per square kilometre in 2023. ◆ Volatile
Latest (2023)
45.45 metric tons per square kilometre
Change on year
unchanged
World rank
11th
of 215 countries
All-time high
461.8 metric tons per square kilometre
in 1978
All-time low
45.45 metric tons per square kilometre
in 2021
Years of data
59
1965–2023
How have things changed?, per square kilometre in Macao, 1965–2023
Source: Statizoid (derived). Measured in metric tons per square kilometre.
Analysis
The most recent figure for how have things changed?, per square kilometre in Macao is 45.45 metric tons per square kilometre, measured in 2023. That is the lowest value across all 59 years on record.
That represents a change of down 8.2% over ten years.
Over the whole period, how have things changed?, per square kilometre in Macao peaked at 461.8 metric tons per square kilometre in 1978 and was at its lowest, 45.45 metric tons per square kilometre, in 2021.
Macao ranks 11th of 215 countries on this measure, in the top 10%.
The series is highly variable year to year, so single readings are best treated with caution.
How have things changed?, per square kilometre in Macao, year by year
| Year | metric tons per square kilometre | Change |
|---|---|---|
| 1965 | 350 metric tons per square kilometre | — |
| 1966 | 375 metric tons per square kilometre | +7.1% |
| 1967 | 375 metric tons per square kilometre | +0.0% |
| 1968 | 350 metric tons per square kilometre | -6.7% |
| 1969 | 350 metric tons per square kilometre | +0.0% |
| 1970 | 295 metric tons per square kilometre | -15.7% |
| 1971 | 305 metric tons per square kilometre | +3.4% |
| 1972 | 295 metric tons per square kilometre | -3.3% |
| 1973 | 300 metric tons per square kilometre | +1.7% |
| 1974 | 300 metric tons per square kilometre | +0.0% |
| 1975 | 300 metric tons per square kilometre | +0.0% |
| 1976 | 370 metric tons per square kilometre | +23.3% |
| 1977 | 358 metric tons per square kilometre | -3.2% |
| 1978 | 461.8 metric tons per square kilometre | +29.0% |
| 1979 | 394.05 metric tons per square kilometre | -14.7% |
| 1980 | 331.2 metric tons per square kilometre | -15.9% |
| 1981 | 377.25 metric tons per square kilometre | +13.9% |
| 1982 | 332.8 metric tons per square kilometre | -11.8% |
| 1983 | 312.5 metric tons per square kilometre | -6.1% |
| 1984 | 440 metric tons per square kilometre | +40.8% |
| 1985 | 455 metric tons per square kilometre | +3.4% |
| 1986 | 402.1 metric tons per square kilometre | -11.6% |
| 1987 | 175.85 metric tons per square kilometre | -56.3% |
| 1988 | 124.25 metric tons per square kilometre | -29.3% |
| 1989 | 173.2 metric tons per square kilometre | +39.4% |
| 1990 | 129.15 metric tons per square kilometre | -25.4% |
| 1991 | 116.1 metric tons per square kilometre | -10.1% |
| 1992 | 133.4 metric tons per square kilometre | +14.9% |
| 1993 | 94.9 metric tons per square kilometre | -28.9% |
| 1994 | 94.5 metric tons per square kilometre | -0.4% |
| 1995 | 80.2 metric tons per square kilometre | -15.1% |
| 1996 | 70.9 metric tons per square kilometre | -11.6% |
| 1997 | 75 metric tons per square kilometre | +5.8% |
| 1998 | 75 metric tons per square kilometre | +0.0% |
| 1999 | 75 metric tons per square kilometre | +0.0% |
| 2000 | 75 metric tons per square kilometre | +0.0% |
| 2001 | 57.69 metric tons per square kilometre | -23.1% |
| 2002 | 55.56 metric tons per square kilometre | -3.7% |
| 2003 | 55.56 metric tons per square kilometre | +0.0% |
| 2004 | 53.57 metric tons per square kilometre | -3.6% |
| 2005 | 53.57 metric tons per square kilometre | +0.0% |
| 2006 | 52.45 metric tons per square kilometre | -2.1% |
| 2007 | 51.37 metric tons per square kilometre | -2.1% |
| 2008 | 51.37 metric tons per square kilometre | +0.0% |
| 2009 | 50.85 metric tons per square kilometre | -1.0% |
| 2010 | 50.51 metric tons per square kilometre | -0.7% |
| 2011 | 50.17 metric tons per square kilometre | -0.7% |
| 2012 | 50.17 metric tons per square kilometre | +0.0% |
| 2013 | 49.51 metric tons per square kilometre | -1.3% |
| 2014 | 49.51 metric tons per square kilometre | +0.0% |
| 2015 | 49.34 metric tons per square kilometre | -0.3% |
| 2016 | 49.18 metric tons per square kilometre | -0.3% |
| 2017 | 48.7 metric tons per square kilometre | -1.0% |
| 2018 | 45.59 metric tons per square kilometre | -6.4% |
| 2019 | 45.59 metric tons per square kilometre | +0.0% |
| 2020 | 45.59 metric tons per square kilometre | +0.0% |
| 2021 | 45.45 metric tons per square kilometre | -0.3% |
| 2022 | 45.45 metric tons per square kilometre | +0.0% |
| 2023 | 45.45 metric tons per square kilometre | +0.0% |
Macao compared with similar countries
- Macao's 45.45 metric tons per square kilometre is above the median for high income countries, which is 1.48 metric tons per square kilometre, 30.6× the median. (85 countries reporting)
- Macao's 45.45 metric tons per square kilometre is above the median for East Asia & Pacific, which is 4.99 metric tons per square kilometre, 9.1× the median. (37 countries reporting)
Biggest year-on-year movements
Years where How have things changed?, per square kilometre in Macao changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 1987 | -56.3% | 402.1 metric tons per square kilometre | 175.85 metric tons per square kilometre |
| 1984 | +40.8% | 312.5 metric tons per square kilometre | 440 metric tons per square kilometre |
| 1989 | +39.4% | 124.25 metric tons per square kilometre | 173.2 metric tons per square kilometre |
| 1978 | +29.0% | 358 metric tons per square kilometre | 461.8 metric tons per square kilometre |
| 1988 | -29.3% | 175.85 metric tons per square kilometre | 124.25 metric tons per square kilometre |
| 1993 | -28.9% | 133.4 metric tons per square kilometre | 94.9 metric tons per square kilometre |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 360 metric tons per square kilometre | 350 metric tons per square kilometre | 375 metric tons per square kilometre | 5 |
| 1970s | 337.88 metric tons per square kilometre | 295 metric tons per square kilometre | 461.8 metric tons per square kilometre | 10 |
| 1980s | 312.42 metric tons per square kilometre | 124.25 metric tons per square kilometre | 455 metric tons per square kilometre | 10 |
| 1990s | 94.41 metric tons per square kilometre | 70.9 metric tons per square kilometre | 133.4 metric tons per square kilometre | 10 |
| 2000s | 55.7 metric tons per square kilometre | 50.85 metric tons per square kilometre | 75 metric tons per square kilometre | 10 |
| 2010s | 48.83 metric tons per square kilometre | 45.59 metric tons per square kilometre | 50.51 metric tons per square kilometre | 10 |
| 2020s | 45.49 metric tons per square kilometre | 45.45 metric tons per square kilometre | 45.59 metric tons per square kilometre | 4 |
Countries ranked near Macao
- 8 Micronesia (country) 236.21 metric tons per square kilometre compare
- 9 Hong Kong 84.42 metric tons per square kilometre compare
- 10 Malta 71.4 metric tons per square kilometre compare
- 12 South Korea 37.98 metric tons per square kilometre compare
- 13 Bangladesh 37.82 metric tons per square kilometre compare
- 14 Vietnam 28.19 metric tons per square kilometre compare
More reference data data for Macao
- Emission Totals - Emissions (N2O) - Manure left on Pasture 0.0183 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 0.0073 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 0.0032 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.0039 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 0.0073 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 0.0047 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 0.037 (2050)
- Emission Totals - Emissions (CO2eq) from N2O (AR5) - Agricultural 8.57 (2050)
- Emission Totals - Direct emissions (N2O) - Manure applied to Soils 0.0092 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 0.0131 (2050)
Frequently asked questions
- What is how have things changed?, per square kilometre in Macao?
- How have things changed?, per square kilometre in Macao was 45.45 metric tons per square kilometre in 2023, according to Statizoid (derived).
- What is the highest how have things changed?, per square kilometre recorded in Macao?
- The highest recorded value was 461.8 metric tons per square kilometre in 1978.
- What is the lowest how have things changed?, per square kilometre recorded in Macao?
- The lowest recorded value was 45.45 metric tons per square kilometre in 2021.
- How does Macao rank for how have things changed?, per square kilometre?
- Macao ranks 11th out of 215 countries with data for 2023.
- Is how have things changed?, per square kilometre rising or falling in Macao?
- Over the last ten years it is down 8.2%. 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 How have things changed?, per square kilometre. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 59 observations, free to reuse under Derived by Statizoid from the sources named on the page.
How this figure is calculated
How have things changed? 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.
How have things changed? ÷ Land area (sq. km)
Computed from
- How have things changed? Food and Agriculture Organization of the United Nations (FAO), via World Bank (2026) – processed by Our World in Data
- Land area FAOSTAT, Food and Agriculture Organization of the United Nations (FAO)
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
How have things changed? 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.