{"article":{"annotation":{"article_id":"unl-hidden-nitrogen-groundwater-research-2026","available_at":"2026-10-15T23:21:28.016164Z","geography_revision":"ef6ee0010dda5fe7b240fd514749b43e214c57da73222d2e40ec83b276dd0977","id":"e8c4195f4b25cc0439a60a4800fa23407ab52c704e4fa5892d2d3a3ed0eaa528","input_sha256":"d10d0128741ae3a1c99094a3ff113dbdad6c583fcc67002a1b199fd81f5aa0c1","limitations":["Rule-derived subjects are candidates, not verified editorial labels or calibrated model probabilities.","Coverage is distinct from event location. Unknown country/city/coordinates remain absent; no automatic geocoding.","Article geometries keep their stated precision and methodology; reproducing them is not independent coordinate verification."],"method":"controlled-rules-v1","places":[{"admin1":null,"city":null,"coordinate_note":null,"coordinate_reference_system":"OGC:CRS84","coordinate_source":null,"country":"US","evidence":[{"field":"country","language":"en","note":"Explicit preserved editorial country/region; no city or national centroid inferred","source_urls":["https://news.unl.edu/article/husker-researchers-explore-hidden-nitrogen-new-ways-to-reduce-groundwater-risk"]}],"geometry":null,"id":"iso3166-1:US","kind":"country-or-area","labels":{"ar":"الولايات المتحدة الأمريكية","en":"United States of America","es":"Estados Unidos de América","fr":"États-Unis d’Amérique"},"match_status":"candidate","precision":"regional","role":"coverage","uncertainty_m":null}],"rules_sha256":"fb5ad3c27c91cb840f7a0a05f7f64a5cb26ad0374409ff9457f277c7092e22b4","schema_version":1,"subjects":[{"concept_id":"medtop:20000210","confidence":null,"confidence_method":null,"evidence":[{"field":"category+topics","language":"en","note":"Preserved editorial category/topic; broad candidate only","source_urls":["https://news.unl.edu/article/husker-researchers-explore-hidden-nitrogen-new-ways-to-reduce-groundwater-risk"]}],"method":"controlled-rules-v1","rule_id":"agriculture-broad","status":"candidate"}],"taxonomy_revision":"1f2db31d811fca07e99b16d402c10e2cc2965c9df1c7b41d9be348b40a24e7fb","taxonomy_version":"IPTC Media Topics 2026-Q2"},"api_url":"https://newsverum.com/api/v1/articles/unl-hidden-nitrogen-groundwater-research-2026?lang=en","category":"agriculture","content":{"key_points":[],"paragraphs":["The University of Nebraska–Lincoln received a three-year, $496,722 National Science Foundation award to examine whether organic nitrogen stored deep below the root zone can influence groundwater nitrate over time. The team will study whether fertilizer-derived nitrate can react with soil carbon and microbes, become stored in organic forms, and gradually generate nitrate again as those forms break down.","Researchers report that organic nitrogen makes up a large share of the nitrogen stored in Nebraska’s deep vadose zone. A separate effort is evaluating an approach to reduce nitrate in soil before it reaches an aquifer; initial controlled laboratory work was described as promising. Testing across different soils, environmental-safety assessment and regulatory review remain ahead, so the method has not been deployed in fields."],"sections":[]},"corrections":[],"country":"US","data":{"blocks":[{"description":{"ar":"ستدعم منحة المؤسسة الوطنية للعلوم بحث أثر النيتروجين العضوي في أعماق التربة على نترات المياه الجوفية.","de":"Die NSF-Förderung unterstützt die Untersuchung möglicher Auswirkungen von organischem Stickstoff in tiefen Böden auf Grundwassernitrat.","en":"NSF funding will support research into the possible effect of organic nitrogen in deep soils on groundwater nitrate.","es":"La subvención de la NSF financiará el estudio del posible efecto del nitrógeno orgánico en suelos profundos sobre los nitratos del agua subterránea.","fr":"La subvention de la NSF financera l’étude de l’effet possible de l’azote organique des sols profonds sur les nitrates des eaux souterraines.","pt":"A verba da NSF apoiará o estudo do possível efeito do nitrogênio orgânico em solos profundos sobre nitratos nas águas subterrâneas.","tr":"NSF desteği, derin topraklardaki organik azotun yeraltı suyu nitratına olası etkisini inceleyecek."},"id":"research-award","items":[{"date":"2026-10-09","description":{"ar":"حصل فريق جامعة نبراسكا على 496,722 دولاراً لدراسة النيتروجين العضوي في أعماق التربة.","de":"Das Team der University of Nebraska erhielt 496.722 US-Dollar zur Untersuchung organischen Stickstoffs in tiefen Böden.","en":"The University of Nebraska team received $496,722 to study organic nitrogen in deep soils.","es":"El equipo de la Universidad de Nebraska recibió 496.722 dólares para estudiar el nitrógeno orgánico en suelos profundos.","fr":"L’équipe de l’Université du Nebraska a obtenu 496 722 dollars pour étudier l’azote organique des sols profonds.","pt":"A equipe da Universidade de Nebraska recebeu US$ 496.722 para estudar nitrogênio orgânico em solos profundos.","tr":"Nebraska Üniversitesi ekibi derin topraklardaki organik azotu incelemek için 496.722 dolar aldı."},"label":{"ar":"منحة بحثية من المؤسسة الوطنية للعلوم لثلاث سنوات","de":"Dreijährige NSF-Forschungsförderung","en":"Three-year NSF research award","es":"Subvención de investigación de la NSF por tres años","fr":"Subvention de recherche NSF sur trois ans","pt":"Verba de pesquisa da NSF por três anos","tr":"Üç yıllık NSF araştırma desteği"},"status":"occurred"}],"methodology":{"ar":"التاريخ هو يوم إعلان المصدر. المبلغ تمويل بحثي من المؤسسة الوطنية للعلوم؛ ولم يعلن العمل بعد نتيجة أو معالجة مطبقة ميدانياً.","de":"Das Datum ist der Tag der Quellmitteilung. Der Betrag ist NSF-Forschungsförderung; Ergebnisse oder eine im Feld eingesetzte Sanierung werden noch nicht gemeldet.","en":"The date is the source announcement date. The amount is NSF research funding; the work does not yet report a result or field-deployed remediation.","es":"La fecha es la del anuncio fuente. El monto corresponde a financiación de investigación de la NSF; aún no se informa de resultados ni de una remediación aplicada en campo.","fr":"La date est celle de l’annonce source. Le montant correspond à un financement de recherche de la NSF ; aucun résultat ni traitement déployé sur le terrain n’est encore rapporté.","pt":"A data é a do comunicado da fonte. O valor é financiamento de pesquisa da NSF; ainda não há resultado nem remediação aplicada no campo.","tr":"Tarih kaynak duyurusunun günüdür. Tutar NSF araştırma desteğidir; çalışma henüz sonuç veya sahada uygulanmış iyileştirme bildirmemektedir."},"sourceUrls":["https://news.unl.edu/article/husker-researchers-explore-hidden-nitrogen-new-ways-to-reduce-groundwater-risk"],"title":{"ar":"البحث والتمويل","de":"Forschung und Förderung","en":"Research and funding","es":"Investigación y financiación","fr":"Recherche et financement","pt":"Pesquisa e financiamento","tr":"Araştırma ve destek"},"type":"events","updatedAt":"2026-10-15T23:14:16Z"}],"version":1},"data_downloads":[{"formats":{"csv":"https://newsverum.com/api/v1/articles/unl-hidden-nitrogen-groundwater-research-2026/data/research-award?lang=en&format=csv","json":"https://newsverum.com/api/v1/articles/unl-hidden-nitrogen-groundwater-research-2026/data/research-award?lang=en&format=json"},"id":"research-award"}],"data_types":["events"],"editorial_illustration":{"alt":"Conceptual illustration of fields, soil and irrigation data.","asset_id":"newsverum-v1-agriculture","avif_variants":[{"height":320,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/agriculture-480.avif","width":480},{"height":480,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/agriculture-720.avif","width":720},{"height":640,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/agriculture-960.avif","width":960},{"height":800,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/agriculture-1200.avif","width":1200},{"height":1024,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/agriculture-1536.avif","width":1536}],"credit":"Newsverum","documentary":false,"height":1024,"kind":"symbolic-editorial-illustration","language":"en","scope":"topic","url":"https://newsverum.com/assets/newsverum/illustrations/v1/agriculture-1536.webp","variants":[{"height":320,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/agriculture-480.webp","width":480},{"height":640,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/agriculture-960.webp","width":960},{"height":1024,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/agriculture-1536.webp","width":1536}],"width":1536},"event_id":"event-60e65220-9b47-5fb4-b076-45f349cedf76","event_period":"2026-10-09","event_period_basis":"source-review","id":"unl-hidden-nitrogen-groundwater-research-2026","image":null,"importance":0.6,"language":"en","modified_at":"2026-10-15T23:21:07+00:00","publication_basis":"publication-record","published_at":"2026-10-15T23:21:07+00:00","reading_minutes":1,"region":"world","section_illustration":{"alt":"Conceptual illustration of fields, soil and irrigation data.","asset_id":"newsverum-v1-agriculture","avif_variants":[{"height":320,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/agriculture-480.avif","width":480},{"height":480,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/agriculture-720.avif","width":720},{"height":640,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/agriculture-960.avif","width":960},{"height":800,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/agriculture-1200.avif","width":1200},{"height":1024,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/agriculture-1536.avif","width":1536}],"credit":"Newsverum","documentary":false,"height":1024,"kind":"symbolic-editorial-illustration","language":"en","scope":"section","url":"https://newsverum.com/assets/newsverum/illustrations/v1/agriculture-1536.webp","variants":[{"height":320,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/agriculture-480.webp","width":480},{"height":640,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/agriculture-960.webp","width":960},{"height":1024,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/agriculture-1536.webp","width":1536}],"width":1536},"slug":"unl-hidden-nitrogen-groundwater-research-2026","sources":[{"checkedAt":"2026-10-15","name":"University of Nebraska–Lincoln","publishedAt":"2026-10-09","url":"https://news.unl.edu/article/husker-researchers-explore-hidden-nitrogen-new-ways-to-reduce-groundwater-risk"}],"summary":"University of Nebraska researchers received a three-year, $496,722 NSF award to study whether organic nitrogen in deep soils can affect groundwater nitrate years later.","text":"University of Nebraska researchers received a three-year, $496,722 NSF award to study whether organic nitrogen in deep soils can affect groundwater nitrate years later.\n\nThe University of Nebraska–Lincoln received a three-year, $496,722 National Science Foundation award to examine whether organic nitrogen stored deep below the root zone can influence groundwater nitrate over time. The team will study whether fertilizer-derived nitrate can react with soil carbon and microbes, become stored in organic forms, and gradually generate nitrate again as those forms break down.\n\nResearchers report that organic nitrogen makes up a large share of the nitrogen stored in Nebraska’s deep vadose zone. A separate effort is evaluating an approach to reduce nitrate in soil before it reaches an aquifer; initial controlled laboratory work was described as promising. Testing across different soils, environmental-safety assessment and regulatory review remain ahead, so the method has not been deployed in fields.","title":"Nebraska team studies hidden nitrogen and groundwater risk","topics":[],"translations":[{"api_url":"https://newsverum.com/api/v1/articles/unl-hidden-nitrogen-groundwater-research-2026?lang=tr","language":"tr","url":"https://newsverum.com/tr/news/unl-hidden-nitrogen-groundwater-research-2026"},{"api_url":"https://newsverum.com/api/v1/articles/unl-hidden-nitrogen-groundwater-research-2026?lang=en","language":"en","url":"https://newsverum.com/en/news/unl-hidden-nitrogen-groundwater-research-2026"},{"api_url":"https://newsverum.com/api/v1/articles/unl-hidden-nitrogen-groundwater-research-2026?lang=ar","language":"ar","url":"https://newsverum.com/ar/news/unl-hidden-nitrogen-groundwater-research-2026"},{"api_url":"https://newsverum.com/api/v1/articles/unl-hidden-nitrogen-groundwater-research-2026?lang=fr","language":"fr","url":"https://newsverum.com/fr/news/unl-hidden-nitrogen-groundwater-research-2026"},{"api_url":"https://newsverum.com/api/v1/articles/unl-hidden-nitrogen-groundwater-research-2026?lang=es","language":"es","url":"https://newsverum.com/es/news/unl-hidden-nitrogen-groundwater-research-2026"},{"api_url":"https://newsverum.com/api/v1/articles/unl-hidden-nitrogen-groundwater-research-2026?lang=de","language":"de","url":"https://newsverum.com/de/news/unl-hidden-nitrogen-groundwater-research-2026"},{"api_url":"https://newsverum.com/api/v1/articles/unl-hidden-nitrogen-groundwater-research-2026?lang=pt","language":"pt","url":"https://newsverum.com/pt/news/unl-hidden-nitrogen-groundwater-research-2026"}],"url":"https://newsverum.com/en/news/unl-hidden-nitrogen-groundwater-research-2026"},"version":"1"}