{"id": 147576, "name": "nitrogen_efficiency", "unit": "", "description": "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. The remaining 60% is lost to the environment as a pollutant.", "createdAt": "2021-07-14T04:47:02.000Z", "updatedAt": "2023-06-15T05:05:42.000Z", "coverage": "", "timespan": "", "datasetId": 5345, "columnOrder": 0, "dataPath": "https://api.ourworldindata.org/v1/indicators/147576.data.json", "metadataPath": "https://api.ourworldindata.org/v1/indicators/147576.metadata.json", "datasetName": "Nitrogen efficiency (Lassaletta et al. 2014)", "type": "float", "nonRedistributable": false, "display": {"name": "Nitrogen use efficiency", "unit": "%", "shortUnit": "%", "includeInTable": true, "conversionFactor": 100}, "source": {"id": 18065, "name": "Lassaletta, Billen, Grizzetti, Anglade & Garnier (2014). 50 year trends in nitrogen use efficiency of world cropping systems: the relationship between yield and nitrogen input to cropland. Environmental Research Letters.", "dataPublishedBy": "Lassaletta, L., Billen, G., Grizzetti, B., Anglade, J., & Garnier, J. (2014). 50 year trends in nitrogen use efficiency of world cropping systems: the relationship between yield and nitrogen input to cropland. Environmental Research Letters, 9(10), 105011.", "dataPublisherSource": "", "link": "https://iopscience.iop.org/article/10.1088/1748-9326/9/10/105011/meta", "retrievedDate": "", "additionalInfo": "This dataset measures the nitrogen balance of agricultural inputs and outputs.\n\nNitrogen inputs are measured as the application of nitrogen to crops either from synthetic fertilizers, or organic sources such as manure.\n\nNitrogen output is measured as the nitrogen produced in the form of crops.\n\nNitrogen 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. The remaining 60% is lost to the environment as a pollutant."}, "dimensions": {"years": {"values": [{"id": 1961}, {"id": 1962}, {"id": 1963}, {"id": 1964}, {"id": 1965}, {"id": 1966}, {"id": 1967}, {"id": 1968}, {"id": 1969}, {"id": 1970}, {"id": 1971}, {"id": 1972}, {"id": 1973}, {"id": 1974}, {"id": 1975}, {"id": 1976}, {"id": 1977}, {"id": 1978}, {"id": 1979}, {"id": 1980}, {"id": 1981}, {"id": 1982}, {"id": 1983}, {"id": 1984}, {"id": 1985}, {"id": 1986}, {"id": 1987}, {"id": 1988}, {"id": 1989}, {"id": 1990}, {"id": 1991}, {"id": 1992}, {"id": 1993}, {"id": 1994}, {"id": 1995}, {"id": 1996}, {"id": 1997}, {"id": 1998}, {"id": 1999}, {"id": 2000}, {"id": 2001}, {"id": 2002}, {"id": 2003}, {"id": 2004}, {"id": 2005}, {"id": 2006}, {"id": 2007}, {"id": 2008}, {"id": 2009}, {"id": 2010}, {"id": 2011}, {"id": 2012}, {"id": 2013}, {"id": 2014}]}, "entities": {"values": [{"id": 127, "name": "South Korea", "code": "KOR"}, {"id": 128, "name": "North Korea", "code": "PRK"}, {"id": 129, "name": "Kenya", "code": "KEN"}, {"id": 130, "name": "Jordan", "code": "JOR"}, {"id": 132, "name": "Jamaica", "code": "JAM"}, {"id": 133, "name": "Israel", "code": "ISR"}, {"id": 134, "name": "Iraq", "code": "IRQ"}, {"id": 135, "name": "Iran", "code": "IRN"}, {"id": 136, "name": "Indonesia", "code": "IDN"}, {"id": 137, "name": "India", "code": "IND"}, {"id": 138, "name": "Hungary", "code": "HUN"}, {"id": 139, "name": "Honduras", "code": "HND"}, {"id": 141, "name": "Sri Lanka", "code": "LKA"}, {"id": 142, "name": "Myanmar", "code": "MMR"}, {"id": 145, "name": "Haiti", "code": "HTI"}, {"id": 146, "name": "Guyana", "code": "GUY"}, {"id": 147, "name": "Guinea", "code": "GIN"}, {"id": 148, "name": "Guatemala", "code": "GTM"}, {"id": 149, "name": "Greece", "code": "GRC"}, {"id": 150, "name": "Ghana", "code": "GHA"}, {"id": 151, "name": "Gambia", "code": "GMB"}, {"id": 153, "name": "Gabon", "code": "GAB"}, {"id": 154, "name": "Djibouti", "code": "DJI"}, {"id": 155, "name": "Finland", "code": "FIN"}, {"id": 158, "name": "Ethiopia", "code": "ETH"}, {"id": 159, "name": "Equatorial Guinea", "code": "GNQ"}, {"id": 160, "name": "Dominican Republic", "code": "DOM"}, {"id": 161, "name": "Denmark", "code": "DNK"}, {"id": 163, "name": "Cyprus", "code": "CYP"}, {"id": 164, "name": "Cuba", "code": "CUB"}, {"id": 166, "name": "Costa Rica", "code": "CRI"}, {"id": 167, "name": "Democratic Republic of Congo", "code": "COD"}, {"id": 168, "name": "Congo", "code": "COG"}, {"id": 169, "name": "Comoros", "code": "COM"}, {"id": 170, "name": "Colombia", "code": "COL"}, {"id": 171, "name": "China", "code": "CHN"}, {"id": 172, "name": "Chile", "code": "CHL"}, {"id": 173, "name": "Chad", "code": "TCD"}, {"id": 174, "name": "Central African Republic", "code": "CAF"}, {"id": 194, "name": "Bermuda", "code": "BMU"}, {"id": 195, "name": "Solomon Islands", "code": "SLB"}, {"id": 199, "name": "Cook Islands", "code": "COK"}, {"id": 200, "name": "Dominica", "code": "DMA"}, {"id": 201, "name": "Ecuador", "code": "ECU"}, {"id": 202, "name": "Fiji", "code": "FJI"}, {"id": 203, "name": "French Polynesia", "code": "PYF"}, {"id": 204, "name": "Kiribati", "code": "KIR"}, {"id": 206, "name": "Grenada", "code": "GRD"}, {"id": 207, "name": "Iceland", "code": "ISL"}, {"id": 208, "name": "Kuwait", "code": "KWT"}, {"id": 211, "name": "Maldives", "code": "MDV"}, {"id": 212, "name": "Malta", "code": "MLT"}, {"id": 213, "name": "Mauritius", "code": "MUS"}, {"id": 216, "name": "Montserrat", "code": "MSR"}, {"id": 217, "name": "Oman", "code": "OMN"}, {"id": 218, "name": "Nauru", "code": "NRU"}, {"id": 220, "name": "New Caledonia", "code": "NCL"}, {"id": 221, "name": "Vanuatu", "code": "VUT"}, {"id": 225, "name": "East Timor", "code": "TLS"}, {"id": 226, "name": "Qatar", "code": "QAT"}, {"id": 227, "name": "Saint Kitts and Nevis", "code": "KNA"}, {"id": 229, "name": "Saint Lucia", "code": "LCA"}, {"id": 230, "name": "Saint Vincent and the Grenadines", "code": "VCT"}, {"id": 232, "name": "Sao Tome and Principe", "code": "STP"}, {"id": 233, "name": "Seychelles", "code": "SYC"}, {"id": 234, "name": "Suriname", "code": "SUR"}, {"id": 235, "name": "Tonga", "code": "TON"}, {"id": 237, "name": "Tuvalu", "code": "TUV"}, {"id": 238, "name": "Venezuela", "code": "VEN"}, {"id": 239, "name": "Samoa", "code": "WSM"}, {"id": 246, "name": "American Samoa", "code": "ASM"}, {"id": 250, "name": "Faroe Islands", "code": "FRO"}, {"id": 252, "name": "Guadeloupe", "code": "GLP"}, {"id": 253, "name": "French Guiana", "code": "GUF"}, {"id": 254, "name": "Guam", "code": "GUM"}, {"id": 256, "name": "United States Virgin Islands", "code": "VIR"}, {"id": 259, "name": "El Salvador", "code": "SLV"}, {"id": 261, "name": "Niue", "code": "NIU"}, {"id": 267, "name": "Czechoslovakia", "code": "OWID_CZS"}, {"id": 270, "name": "USSR", "code": "OWID_USS"}, {"id": 271, "name": "Yugoslavia", "code": "OWID_YGS"}, {"id": 284, "name": "Martinique", "code": "MTQ"}, {"id": 287, "name": "Tokelau", "code": "TKL"}, {"id": 34978, "name": "Belgium-Luxembourg", "code": null}, {"id": 34984, "name": "Pacific Islands Trust Territory", "code": null}, {"id": 80947, "name": "Wallis and Futuna Islands", "code": null}, {"id": 164238, "name": "Swaziland", "code": null}, {"id": 1, "name": "United Kingdom", "code": "GBR"}, {"id": 2, "name": "Ireland", "code": "IRL"}, {"id": 3, "name": "France", "code": "FRA"}, {"id": 5, "name": "Netherlands", "code": "NLD"}, {"id": 6, "name": "Germany", "code": "DEU"}, {"id": 7, "name": "Switzerland", "code": "CHE"}, {"id": 8, "name": "Italy", "code": "ITA"}, {"id": 9, "name": "Spain", "code": "ESP"}, {"id": 10, "name": "Sweden", "code": "SWE"}, {"id": 11, "name": "Poland", "code": "POL"}, {"id": 13, "name": "United States", "code": "USA"}, {"id": 14, "name": "Japan", "code": "JPN"}, {"id": 15, "name": "Afghanistan", "code": "AFG"}, {"id": 16, "name": "Albania", "code": "ALB"}, {"id": 17, "name": "Algeria", "code": "DZA"}, {"id": 19, "name": "Angola", "code": "AGO"}, {"id": 20, "name": "Antigua and Barbuda", "code": "ATG"}, {"id": 21, "name": "Argentina", "code": "ARG"}, {"id": 23, "name": "Australia", "code": "AUS"}, {"id": 24, "name": "Austria", "code": "AUT"}, {"id": 26, "name": "Bahamas", "code": "BHS"}, {"id": 27, "name": "Bahrain", "code": "BHR"}, {"id": 28, "name": "Bangladesh", "code": "BGD"}, {"id": 29, "name": "Barbados", "code": "BRB"}, {"id": 31, "name": "Belize", "code": "BLZ"}, {"id": 32, "name": "Benin", "code": "BEN"}, {"id": 33, "name": "Bhutan", "code": "BTN"}, {"id": 34, "name": "Bolivia", "code": "BOL"}, {"id": 36, "name": "Botswana", "code": "BWA"}, {"id": 37, "name": "Brazil", "code": "BRA"}, {"id": 38, "name": "Brunei", "code": "BRN"}, {"id": 39, "name": "Bulgaria", "code": "BGR"}, {"id": 40, "name": "Burkina Faso", "code": "BFA"}, {"id": 41, "name": "Burundi", "code": "BDI"}, {"id": 42, "name": "Cambodia", "code": "KHM"}, {"id": 43, "name": "Cameroon", "code": "CMR"}, {"id": 44, "name": "Canada", "code": "CAN"}, {"id": 45, "name": "Cape Verde", "code": "CPV"}, {"id": 60, "name": "Zambia", "code": "ZMB"}, {"id": 61, "name": "Yemen", "code": "YEM"}, {"id": 63, "name": "Uruguay", "code": "URY"}, {"id": 64, "name": "Tanzania", "code": "TZA"}, {"id": 65, "name": "Egypt", "code": "EGY"}, {"id": 68, "name": "Uganda", "code": "UGA"}, {"id": 70, "name": "Turkey", "code": "TUR"}, {"id": 71, "name": "Tunisia", "code": "TUN"}, {"id": 72, "name": "United Arab Emirates", "code": "ARE"}, {"id": 73, "name": "Trinidad and Tobago", "code": "TTO"}, {"id": 74, "name": "Togo", "code": "TGO"}, {"id": 75, "name": "Thailand", "code": "THA"}, {"id": 77, "name": "Syria", "code": "SYR"}, {"id": 79, "name": "Sudan", "code": "SDN"}, {"id": 80, "name": "Zimbabwe", "code": "ZWE"}, {"id": 81, "name": "South Africa", "code": "ZAF"}, {"id": 82, "name": "Somalia", "code": "SOM"}, {"id": 84, "name": "Vietnam", "code": "VNM"}, {"id": 86, "name": "Singapore", "code": "SGP"}, {"id": 87, "name": "Sierra Leone", "code": "SLE"}, {"id": 89, "name": "Senegal", "code": "SEN"}, {"id": 90, "name": "Saudi Arabia", "code": "SAU"}, {"id": 91, "name": "Rwanda", "code": "RWA"}, {"id": 92, "name": "Romania", "code": "ROU"}, {"id": 93, "name": "Puerto Rico", "code": "PRI"}, {"id": 94, "name": "Guinea-Bissau", "code": "GNB"}, {"id": 95, "name": "Portugal", "code": "PRT"}, {"id": 96, "name": "Philippines", "code": "PHL"}, {"id": 97, "name": "Peru", "code": "PER"}, {"id": 98, "name": "Paraguay", "code": "PRY"}, {"id": 99, "name": "Papua New Guinea", "code": "PNG"}, {"id": 100, "name": "Panama", "code": "PAN"}, {"id": 101, "name": "Pakistan", "code": "PAK"}, {"id": 102, "name": "Norway", "code": "NOR"}, {"id": 103, "name": "Nigeria", "code": "NGA"}, {"id": 104, "name": "Niger", "code": "NER"}, {"id": 105, "name": "Nicaragua", "code": "NIC"}, {"id": 106, "name": "New Zealand", "code": "NZL"}, {"id": 107, "name": "Nepal", "code": "NPL"}, {"id": 108, "name": "Namibia", "code": "NAM"}, {"id": 109, "name": "Mozambique", "code": "MOZ"}, {"id": 110, "name": "Morocco", "code": "MAR"}, {"id": 112, "name": "Mongolia", "code": "MNG"}, {"id": 113, "name": "Mexico", "code": "MEX"}, {"id": 114, "name": "Mauritania", "code": "MRT"}, {"id": 115, "name": "Mali", "code": "MLI"}, {"id": 116, "name": "Malaysia", "code": "MYS"}, {"id": 117, "name": "Malawi", "code": "MWI"}, {"id": 118, "name": "Madagascar", "code": "MDG"}, {"id": 120, "name": "Libya", "code": "LBY"}, {"id": 121, "name": "Liberia", "code": "LBR"}, {"id": 123, "name": "Lesotho", "code": "LSO"}, {"id": 124, "name": "Lebanon", "code": "LBN"}, {"id": 125, "name": "Laos", "code": "LAO"}, {"id": 196, "name": "British Virgin Islands", "code": "VGB"}, {"id": 197, "name": "Cayman Islands", "code": "CYM"}, {"id": 248, "name": "Western Sahara", "code": "ESH"}, {"id": 353, "name": "Saint Pierre and Miquelon", "code": "SPM"}, {"id": 223, "name": "Marshall Islands", "code": "MHL"}, {"id": 35355, "name": "Micronesia", "code": null}, {"id": 12, "name": "Russia", "code": "RUS"}, {"id": 22, "name": "Armenia", "code": "ARM"}, {"id": 25, "name": "Azerbaijan", "code": "AZE"}, {"id": 30, "name": "Belarus", "code": "BLR"}, {"id": 35, "name": "Bosnia and Herzegovina", "code": "BIH"}, {"id": 62, "name": "Uzbekistan", "code": "UZB"}, {"id": 66, "name": "North Macedonia", "code": "MKD"}, {"id": 67, "name": "Ukraine", "code": "UKR"}, {"id": 69, "name": "Turkmenistan", "code": "TKM"}, {"id": 76, "name": "Tajikistan", "code": "TJK"}, {"id": 83, "name": "Slovenia", "code": "SVN"}, {"id": 111, "name": "Moldova", "code": "MDA"}, {"id": 119, "name": "Lithuania", "code": "LTU"}, {"id": 122, "name": "Latvia", "code": "LVA"}, {"id": 126, "name": "Kyrgyzstan", "code": "KGZ"}, {"id": 131, "name": "Kazakhstan", "code": "KAZ"}, {"id": 152, "name": "Georgia", "code": "GEO"}, {"id": 156, "name": "Estonia", "code": "EST"}, {"id": 165, "name": "Croatia", "code": "HRV"}, {"id": 268, "name": "Serbia and Montenegro", "code": "OWID_SRM"}, {"id": 157, "name": "Eritrea", "code": "ERI"}, {"id": 162, "name": "Czechia", "code": "CZE"}, {"id": 85, "name": "Slovakia", "code": "SVK"}, {"id": 140, "name": "Palestine", "code": "PSE"}, {"id": 4, "name": "Belgium", "code": "BEL"}, {"id": 210, "name": "Luxembourg", "code": "LUX"}, {"id": 88, "name": "Serbia", "code": "SRB"}, {"id": 215, "name": "Montenegro", "code": "MNE"}, {"id": 258, "name": "South Sudan", "code": "SSD"}]}}}