Nitrogen use efficiency in Nauru
Nauru: Nitrogen use efficiency was 44.3% in 2014. ▼ Falling
Nitrogen use efficiency in Nauru, 1961–2014
Source: Lassaletta et al. (2014) – processed by Our World in Data. Measured in %.
Analysis
Nauru recorded 44.3% for nitrogen use efficiency in 2014.
Compared with earlier readings it is down 29.9% on the previous year and down 23.8% over ten years.
Over the whole period, nitrogen use efficiency in Nauru peaked at 72.5% in 1965 and was at its lowest, 44.2%, in 1976.
Nauru ranks 111th of 205 countries on this measure, 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 Nauru, year by year
| Year | % | Change |
|---|---|---|
| 1961 | 71.3% | — |
| 1962 | 70.2% | -1.6% |
| 1963 | 69.1% | -1.5% |
| 1964 | 69.2% | +0.1% |
| 1965 | 72.5% | +4.7% |
| 1966 | 71.5% | -1.4% |
| 1967 | 70.5% | -1.4% |
| 1968 | 68.6% | -2.6% |
| 1969 | 69.8% | +1.7% |
| 1970 | 70.0% | +0.3% |
| 1971 | 67.8% | -3.1% |
| 1972 | 64.9% | -4.4% |
| 1973 | 63.7% | -1.7% |
| 1974 | 63.1% | -1.1% |
| 1975 | 63.6% | +0.9% |
| 1976 | 44.2% | -30.6% |
| 1977 | 63.2% | +43.0% |
| 1978 | 63.6% | +0.7% |
| 1979 | 64.5% | +1.3% |
| 1980 | 63.3% | -1.8% |
| 1981 | 62.2% | -1.8% |
| 1982 | 60.0% | -3.5% |
| 1983 | 55.8% | -6.9% |
| 1984 | 52.7% | -5.6% |
| 1985 | 51.7% | -2.0% |
| 1986 | 49.0% | -5.1% |
| 1987 | 47.8% | -2.5% |
| 1988 | 46.8% | -2.1% |
| 1989 | 46.9% | +0.1% |
| 1990 | 46.7% | -0.4% |
| 1991 | 49.3% | +5.6% |
| 1992 | 49.0% | -0.5% |
| 1993 | 48.8% | -0.6% |
| 1994 | 49.7% | +1.9% |
| 1995 | 50.7% | +1.9% |
| 1996 | 51.6% | +1.8% |
| 1997 | 52.5% | +1.8% |
| 1998 | 53.4% | +1.7% |
| 1999 | 54.3% | +1.7% |
| 2000 | 54.8% | +0.9% |
| 2001 | 55.6% | +1.5% |
| 2002 | 56.5% | +1.6% |
| 2003 | 57.3% | +1.5% |
| 2004 | 58.2% | +1.5% |
| 2005 | 59.0% | +1.5% |
| 2006 | 59.9% | +1.4% |
| 2007 | 59.2% | -1.1% |
| 2008 | 58.5% | -1.1% |
| 2009 | 59.3% | +1.3% |
| 2010 | 59.8% | +0.9% |
| 2011 | 55.8% | -6.6% |
| 2012 | 61.2% | +9.7% |
| 2013 | 63.3% | +3.3% |
| 2014 | 44.3% | -29.9% |
Nauru compared with similar countries
- Nauru's 44.3% is above the median for high income countries, which is 36.0%, 1.2× the median. (69 countries reporting)
- Nauru's 44.3% is below the median for East Asia & Pacific, which is 44.5%, 99% of the median. (32 countries reporting)
Biggest year-on-year movements
Years where Nitrogen use efficiency in Nauru 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 |
|---|---|---|---|
| 1977 | +43.0% | 44.2% | 63.2% |
| 1976 | -30.6% | 63.6% | 44.2% |
| 2014 | -29.9% | 63.3% | 44.3% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 70.3% | 68.6% | 72.5% | 9 |
| 1970s | 62.9% | 44.2% | 70.0% | 10 |
| 1980s | 53.6% | 46.8% | 63.3% | 10 |
| 1990s | 50.6% | 46.7% | 54.3% | 10 |
| 2000s | 57.8% | 54.8% | 59.9% | 10 |
| 2010s | 56.9% | 44.3% | 63.3% | 5 |
Countries ranked near Nauru
More reference data data for Nauru
- Emission Totals - Emissions (CO2eq) from N2O (AR5) - IPCC Agriculture 0.3993 (2050)
- Emission Totals - Emissions (CO2eq) from N2O (AR5) - Manure left on 0.0018 (2050)
- Emission Totals - Emissions (CO2eq) from N2O (AR5) - Manure Management 0.1729 (2050)
- Emission Totals - Emissions (CO2eq) from N2O (AR5) - Manure applied 0.2246 (2050)
- Emission Totals - Emissions (CO2eq) (AR5) - Manure applied to Soils 0.2246 (2050)
- Emission Totals - Emissions (CO2eq) from CH4 (AR5) - Enteric 0.1454 (2050)
- Emission Totals - Emissions (CO2eq) from CH4 (AR5) - IPCC Agriculture 2.2 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 0.0008 (2050)
- Emission Totals - Emissions (CO2eq) (AR5) - Manure Management 2.23 (2050)
- Emission Totals - Emissions (N2O) - Agricultural Soils 0.0009 (2050)
Frequently asked questions
- What is nitrogen use efficiency in Nauru?
- Nitrogen use efficiency in Nauru was 44.3% in 2014, according to Lassaletta et al. (2014) – processed by Our World in Data.
- What is the highest nitrogen use efficiency recorded in Nauru?
- The highest recorded value was 72.5% in 1965.
- What is the lowest nitrogen use efficiency recorded in Nauru?
- The lowest recorded value was 44.2% in 1976.
- How does Nauru rank for nitrogen use efficiency?
- Nauru ranks 111th out of 205 countries with data for 2014.
- Is nitrogen use efficiency rising or falling in Nauru?
- Over the last ten years it is down 23.8%. The long-run trend across the full record is falling.
- Where does this Nauru 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.