Nitrogen use efficiency in Eritrea
Eritrea: Nitrogen use efficiency was 48.3% in 2014. ▲ Rising
Nitrogen use efficiency in Eritrea, 1993–2014
Source: Lassaletta et al. (2014) – processed by Our World in Data. Measured in %.
Analysis
The most recent figure for nitrogen use efficiency in Eritrea is 48.3%, measured in 2014.
The figure is down 9.1% on the previous year and up 49.5% over ten years.
Over the whole period, nitrogen use efficiency in Eritrea peaked at 73.1% in 2007 and was at its lowest, 21.4%, in 2002.
Eritrea ranks 101st of 205 countries on this measure, in the middle of the range.
The long-run direction has been consistently rising across the 22 years of available data.
Nitrogen use efficiency in Eritrea, year by year
| Year | % | Change |
|---|---|---|
| 1993 | 32.5% | — |
| 1994 | 59.6% | +83.1% |
| 1995 | 42.7% | -28.3% |
| 1996 | 27.3% | -36.0% |
| 1997 | 25.8% | -5.4% |
| 1998 | 58.8% | +127.5% |
| 1999 | 44.3% | -24.7% |
| 2000 | 25.4% | -42.6% |
| 2001 | 39.1% | +53.7% |
| 2002 | 21.4% | -45.3% |
| 2003 | 30.4% | +42.4% |
| 2004 | 32.3% | +6.3% |
| 2005 | 58.9% | +82.1% |
| 2006 | 67.0% | +13.9% |
| 2007 | 73.1% | +9.1% |
| 2008 | 28.7% | -60.7% |
| 2009 | 43.9% | +52.6% |
| 2010 | 46.2% | +5.3% |
| 2011 | 50.0% | +8.1% |
| 2012 | 47.9% | -4.1% |
| 2013 | 53.1% | +10.9% |
| 2014 | 48.3% | -9.1% |
Eritrea compared with similar countries
- Eritrea's 48.3% is below the median for low income countries, which is 62.0%, 78% of the median. (24 countries reporting)
- Eritrea's 48.3% is below the median for Sub-Saharan Africa, which is 62.2%, 78% of the median. (45 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 41.6% | 25.8% | 59.6% | 7 |
| 2000s | 42.0% | 21.4% | 73.1% | 10 |
| 2010s | 49.1% | 46.2% | 53.1% | 5 |
Countries ranked near Eritrea
More reference data data for Eritrea
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.0531 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 1.46 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 1.57 (2050)
- Emission Totals - Emissions (CO2eq) from CH4 (AR5) - Burning - Crop 4.36 (2050)
- Emission Totals - Emissions (CO2eq) (AR5) - IPCC Agriculture 6,237 (2050)
- Emission Totals - Emissions (CO2eq) (AR5) - Manure Management 161.42 (2050)
- Emission Totals - Emissions (CO2eq) (AR5) - Manure applied to Soils 47.21 (2050)
- Emission Totals - Emissions (CO2eq) (AR5) - Manure left on Pasture 1,801 (2050)
- Emission Totals - Emissions (CO2eq) from CH4 (AR5) - IPCC Agriculture 4,287 (2050)
- Emission Totals - Emissions (CH4) - Burning - Crop residues 0.1557 (2050)
Frequently asked questions
- What is nitrogen use efficiency in Eritrea?
- Nitrogen use efficiency in Eritrea was 48.3% in 2014, according to Lassaletta et al. (2014) – processed by Our World in Data.
- What is the highest nitrogen use efficiency recorded in Eritrea?
- The highest recorded value was 73.1% in 2007.
- What is the lowest nitrogen use efficiency recorded in Eritrea?
- The lowest recorded value was 21.4% in 2002.
- How does Eritrea rank for nitrogen use efficiency?
- Eritrea ranks 101st out of 205 countries with data for 2014.
- Is nitrogen use efficiency rising or falling in Eritrea?
- Over the last ten years it is up 49.5%. The long-run trend across the full record is rising.
- Where does this Eritrea 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 — 22 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.