Nitrogen use efficiency in Gabon
Gabon: Nitrogen use efficiency was 56.9% in 2014. ▼ Falling
Nitrogen use efficiency in Gabon, 1961–2014
Source: Lassaletta et al. (2014) – processed by Our World in Data. Measured in %.
Analysis
In 2014, nitrogen use efficiency in Gabon stood at 56.9%.
The figure is up 0.8% on the previous year and down 8.5% over ten years.
Over the whole period, nitrogen use efficiency in Gabon peaked at 87.5% in 1965 and was at its lowest, 50.0%, in 1981.
That places Gabon 85th out of 205 countries with data for 2014, putting it in the middle of the range.
The long-run direction has been consistently falling across the 54 years of available data.
Nitrogen use efficiency in Gabon, year by year
| Year | % | Change |
|---|---|---|
| 1961 | 84.6% | — |
| 1962 | 83.2% | -1.7% |
| 1963 | 82.6% | -0.7% |
| 1964 | 81.5% | -1.4% |
| 1965 | 87.5% | +7.3% |
| 1966 | 79.8% | -8.8% |
| 1967 | 80.5% | +0.9% |
| 1968 | 82.5% | +2.6% |
| 1969 | 78.2% | -5.2% |
| 1970 | 76.7% | -1.9% |
| 1971 | 77.8% | +1.4% |
| 1972 | 73.3% | -5.8% |
| 1973 | 75.8% | +3.4% |
| 1974 | 72.8% | -4.0% |
| 1975 | 58.9% | -19.1% |
| 1976 | 55.2% | -6.3% |
| 1977 | 60.7% | +10.0% |
| 1978 | 58.6% | -3.5% |
| 1979 | 62.2% | +6.2% |
| 1980 | 64.8% | +4.1% |
| 1981 | 50.0% | -22.7% |
| 1982 | 62.9% | +25.7% |
| 1983 | 57.0% | -9.4% |
| 1984 | 58.7% | +3.0% |
| 1985 | 56.9% | -3.1% |
| 1986 | 54.0% | -5.0% |
| 1987 | 58.8% | +8.9% |
| 1988 | 65.0% | +10.6% |
| 1989 | 57.2% | -12.0% |
| 1990 | 64.6% | +12.9% |
| 1991 | 70.4% | +9.0% |
| 1992 | 69.8% | -0.8% |
| 1993 | 71.9% | +3.0% |
| 1994 | 73.3% | +1.9% |
| 1995 | 74.8% | +2.1% |
| 1996 | 71.4% | -4.5% |
| 1997 | 68.8% | -3.6% |
| 1998 | 68.7% | -0.2% |
| 1999 | 67.9% | -1.1% |
| 2000 | 67.9% | -0.1% |
| 2001 | 67.5% | -0.6% |
| 2002 | 61.6% | -8.7% |
| 2003 | 68.9% | +11.7% |
| 2004 | 62.1% | -9.8% |
| 2005 | 64.5% | +3.7% |
| 2006 | 61.4% | -4.8% |
| 2007 | 61.5% | +0.3% |
| 2008 | 62.7% | +1.8% |
| 2009 | 59.1% | -5.7% |
| 2010 | 62.8% | +6.4% |
| 2011 | 65.7% | +4.5% |
| 2012 | 56.1% | -14.6% |
| 2013 | 56.4% | +0.6% |
| 2014 | 56.9% | +0.8% |
Gabon compared with similar countries
- Gabon's 56.9% is above the median for upper middle income countries, which is 38.2%, 1.5× the median. (57 countries reporting)
- Gabon's 56.9% is below the median for Sub-Saharan Africa, which is 62.2%, 91% of the median. (45 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 82.3% | 78.2% | 87.5% | 9 |
| 1970s | 67.2% | 55.2% | 77.8% | 10 |
| 1980s | 58.5% | 50.0% | 65.0% | 10 |
| 1990s | 70.2% | 64.6% | 74.8% | 10 |
| 2000s | 63.7% | 59.1% | 68.9% | 10 |
| 2010s | 59.6% | 56.1% | 65.7% | 5 |
Countries ranked near Gabon
More reference data data for Gabon
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.0319 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 0.0505 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 0.0931 (2050)
- Emission Totals - Indirect emissions (N2O) - Crop Residues 0.0031 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 0.0931 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 0.107 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 0.1347 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 0.2352 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 0.5278 (2050)
- Emission Totals - Emissions (N2O) - Crop Residues 0.0167 (2050)
Frequently asked questions
- What is nitrogen use efficiency in Gabon?
- Nitrogen use efficiency in Gabon was 56.9% in 2014, according to Lassaletta et al. (2014) – processed by Our World in Data.
- What is the highest nitrogen use efficiency recorded in Gabon?
- The highest recorded value was 87.5% in 1965.
- What is the lowest nitrogen use efficiency recorded in Gabon?
- The lowest recorded value was 50.0% in 1981.
- How does Gabon rank for nitrogen use efficiency?
- Gabon ranks 85th out of 205 countries with data for 2014.
- Is nitrogen use efficiency rising or falling in Gabon?
- Over the last ten years it is down 8.5%. The long-run trend across the full record is falling.
- Where does this Gabon data come from?
- The figures come from Lassaletta et al. (2014) – processed by Our World in Data, published as part of Nitrogen use efficiency. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 54 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Nitrogen use efficiency (NUE) is the ratio between nitrogen inputs and output. A NUE of 40% means that only 40% of nitrogen inputs are converted into nitrogen in the form of crops.