{"help": "https://pro.iepnb.gob.es/catalogo/api/3/action/help_show?name=package_show", "success": true, "result": {"access_rights": "http://inspire.ec.europa.eu/metadata-codelist/LimitationsOnPublicAccess/noLimitations", "alternate_identifier": "DOI: 10.1016/j.ecoleng.2020.106086", "applicable_legislation": ["http://data.europa.eu/eli/reg_impl/2023/138/oj"], "author": "\u00c1lvarez Rogel, J., Barber\u00e1, G.G., Maxwell, B., Guerrero Brotons, M., D\u00edaz Garc\u00eda, C., Mart\u00ednez S\u00e1nchez, J.J., Sallent, A., Mart\u00ednez R\u00f3denas, J., Gonz\u00e1lez Alcaraz, M.N., Jim\u00e9nez C\u00e1rceles, F.J., Tercero, C. y G\u00f3mez, R.", "author_email": "jose.alvarez@upct.es", "author_name": "\u00c1lvarez Rogel, J., Barber\u00e1, G.G., Maxwell, B., Guerrero Brotons, M., D\u00edaz Garc\u00eda, C., Mart\u00ednez S\u00e1nchez, J.J., Sallent, A., Mart\u00ednez R\u00f3denas, J., Gonz\u00e1lez Alcaraz, M.N., Jim\u00e9nez C\u00e1rceles, F.J., Tercero, C. y G\u00f3mez, R.", "classification_variables": {"es": ""}, "conforms_to": ["https://www.boe.es/eli/es/res/2013/02/19/(4)"], "contact_email": "organismo@example.org", "contact_name": "Organismo publicador del Cat\u00e1logo", "contact_role": "http://inspire.ec.europa.eu/metadata-codelist/ResponsiblePartyRole/pointOfContact", "contact_uri": "http://datos.gob.es/recurso/sector-publico/org/Organismo/EA0000000", "contact_url": "https://organismo.example.org/", "created": "2024-11-05", "creator_user_id": "d24a314a-79ce-48c0-abd9-54cb42706da4", "dataset_scope": "non_spatial_dataset", "dcat_type": "http://id.loc.gov/vocabulary/marcgt/art", "encoding": "UTF-8", "featured": false, "graphic_overview": "https://ars.els-cdn.com/content/image/1-s2.0-S0925857420303748-ga1.jpg", "hvd": "hvd", "hvd_category": ["http://data.europa.eu/bna/c_dd313021"], "id": "ffac4631-1644-586b-b72a-c6ad8a277cea", "identifier": "ffac4631-1644-586b-b72a-c6ad8a277cea", "isopen": true, "keyword_iepnb": ["contaminacion", "eutrofizacion", "impacto_ambiental", "medidas_de_gestion", "soluciones_tecnicas"], "language": "http://publications.europa.eu/resource/authority/language/SPA", "license_id": "cc-by", "license_title": "Creative Commons Attribution", "license_url": "http://www.opendefinition.org/licenses/cc-by", "lineage_source": ["Ecological Engineering", "vol 158", "106086"], "maintainer": "", "maintainer_name": "", "metadata_created": "2026-06-23T14:46:33.326107", "metadata_modified": "2026-06-25T12:24:41.897372", "metadata_profile": ["https://semiceu.github.io/DCAT-AP/releases/3.0.0/"], "miteco_data_population": {"es": ""}, "miteco_data_territory": {"es": ""}, "miteco_dataset_type": "http://publications.europa.eu/resource/authority/dataset-type/STATISTICAL", "miteco_geo_level": "1", "modified": "2026-06-25", "name": "ffac4631-1644-586b-b72a-c6ad8a277cea", "notes": "The Mar Menor (SE Spain), the largest hypersaline coastal lagoon of the Mediterranean basin, suffers a severe eutrophication crisis due to the nutrients that receives from the Campo de Cartagena watershed, mainly nitrate from intensive agriculture. This paper updates the state of the art in relation with nutrient discharges to the Mar Menor, and summarizes results from different tested Nature-Based Solution (NBS). Specifically, we show i) results from a pilot plant with woodchip bioreactors for nitrate-enriched brine denitrification, and ii) the first results obtained in a pilot plant with bioreactors and constructed wetlands for treatment of agricultural drainage water and leachates, as well as other effluents. Nutrient discharges to the lagoon are highly variable and occur via drainage network, drains, stormwater pipes, direct groundwater discharges from the Quaternary aquifer, and others. For instance, between January 2017 and January 2018 measured daily superficial discharge (floods excluded) ofN-NO3 \u2212 amounted from 119 kg d\u22121 to 1084 kg d\u22121. Estimations subsurface discharges ranged 815 to 3836 kg N-NO3 \u2212 d\u22121 in 2018\u20132020. Field studies in coastal wetlands (e.g. inflow \u224820\u201330 mg N-NO3 \u2212 L\u22121, removal \u224880\u201390%) and results from pilot plants with bioreactors (e.g. inflow \u224830\u201340 mg N-NO3 \u2212 L\u22121, re\u0002moval \u224890\u201395%) and constructed wetlands (e.g. inflow \u224830\u201340 mg N-NO3 \u2212 L\u22121, removal \u224860\u201370%), showed the good performance of these systems for nutrient retention. Four strategies are considered for reducing nu\u0002trient inputs into the Mar Menor, which include a combination of nature-based solutions and best management practices. (i) Reducing the leaching of nitrate to the aquifer and export of nutrients and sediments following heavy rains by improving fertilization, and irrigation routines, and soil conservation measures in the agricultural fields. (ii) Development of effective and scalable tools for denitrification of nitrate-rich brine produced by on\u0002farm desalination plants. (iii) Capture and treatment of polluted water discharged to the Mar Menor via hy\u0002drologic networks, subsurface flow, drainage ditches, and others. (iv) Preservation and restoration of coastal wetlands.", "notes_translated": {"es": "The Mar Menor (SE Spain), the largest hypersaline coastal lagoon of the Mediterranean basin, suffers a severe eutrophication crisis due to the nutrients that receives from the Campo de Cartagena watershed, mainly nitrate from intensive agriculture. This paper updates the state of the art in relation with nutrient discharges to the Mar Menor, and summarizes results from different tested Nature-Based Solution (NBS). Specifically, we show i) results from a pilot plant with woodchip bioreactors for nitrate-enriched brine denitrification, and ii) the first results obtained in a pilot plant with bioreactors and constructed wetlands for treatment of agricultural drainage water and leachates, as well as other effluents. Nutrient discharges to the lagoon are highly variable and occur via drainage network, drains, stormwater pipes, direct groundwater discharges from the Quaternary aquifer, and others. For instance, between January 2017 and January 2018 measured daily superficial discharge (floods excluded) ofN-NO3 \u2212 amounted from 119 kg d\u22121 to 1084 kg d\u22121. Estimations subsurface discharges ranged 815 to 3836 kg N-NO3 \u2212 d\u22121 in 2018\u20132020. Field studies in coastal wetlands (e.g. inflow \u224820\u201330 mg N-NO3 \u2212 L\u22121, removal \u224880\u201390%) and results from pilot plants with bioreactors (e.g. inflow \u224830\u201340 mg N-NO3 \u2212 L\u22121, re\u0002moval \u224890\u201395%) and constructed wetlands (e.g. inflow \u224830\u201340 mg N-NO3 \u2212 L\u22121, removal \u224860\u201370%), showed the good performance of these systems for nutrient retention. Four strategies are considered for reducing nu\u0002trient inputs into the Mar Menor, which include a combination of nature-based solutions and best management practices. (i) Reducing the leaching of nitrate to the aquifer and export of nutrients and sediments following heavy rains by improving fertilization, and irrigation routines, and soil conservation measures in the agricultural fields. (ii) Development of effective and scalable tools for denitrification of nitrate-rich brine produced by on\u0002farm desalination plants. (iii) Capture and treatment of polluted water discharged to the Mar Menor via hy\u0002drologic networks, subsurface flow, drainage ditches, and others. (iv) Preservation and restoration of coastal wetlands."}, "num_resources": 1, "num_tags": 7, "organization": {"id": "bca483f7-26e2-4ed8-99e8-65f5b3c7a26e", "name": "iepnb", "title": "", "type": "organization", "description": "", "image_url": "", "created": "2026-06-23T14:36:08.942021", "is_organization": true, "approval_status": "approved", "state": "active"}, "owner_org": "bca483f7-26e2-4ed8-99e8-65f5b3c7a26e", "private": false, "provenance": {"es": ""}, "publisher_email": "buzon-bdatos@miteco.es", "publisher_name": "\u00c1rea de Banco de Datos de la Naturaleza. Direcci\u00f3n General Biodiversidad, Bosques y Desertificaci\u00f3n. Ministerio para la Transici\u00f3n Ecol\u00f3gica y el Reto Demogr\u00e1fico", "publisher_type": "http://purl.org/adms/publishertype/NationalAuthority", "publisher_uri": "https://iepnb.es/catalogo/organization/iepnb", "publisher_url": "https://www.miteco.gob.es/", "purpose": {"es": ""}, "reference": [], "schemingdcat_xls_metadata_template": false, "spatial": "{\"type\": \"Polygon\", \"coordinates\": [[[-2.34, 37.38], [-0.69, 37.38], [-0.69, 38.76], [-2.34, 38.76], [-2.34, 37.38]]]}", "spatial_uri": "http://datos.gob.es/recurso/sector-publico/territorio/Autonomia/Region-Murcia", "state": "active", "study_variables": {"es": ""}, "tag_uri": ["http://inspire.ec.europa.eu/metadata-codelist/TopicCategory/environment"], "thematic_area": ["espacios_protegidos"], "theme_es": ["http://datos.gob.es/kos/sector-publico/sector/medio-ambiente"], "title": "The case of Mar Menor eutrophication: State of the art and description of tested Nature-Based Solutions", "title_translated": {"es": "The case of Mar Menor eutrophication: State of the art and description of tested Nature-Based Solutions"}, "topic": "http://inspire.ec.europa.eu/metadata-codelist/TopicCategory/biota", "type": "dataset", "url": "https://iepnb.es:443/catalogo/dataset/ffac4631-1644-586b-b72a-c6ad8a277cea", "version_notes": {"es": ""}, "contact": [{"email": "organismo@example.org", "name": "Organismo publicador del Cat\u00e1logo", "role": "http://inspire.ec.europa.eu/metadata-codelist/ResponsiblePartyRole/pointOfContact", "uri": "http://datos.gob.es/recurso/sector-publico/org/Organismo/EA0000000", "url": "https://organismo.example.org/"}], "creator": [{"email": "jose.alvarez@upct.es", "name": "\u00c1lvarez Rogel, J., Barber\u00e1, G.G., Maxwell, B., Guerrero Brotons, M., D\u00edaz Garc\u00eda, C., Mart\u00ednez S\u00e1nchez, J.J., Sallent, A., Mart\u00ednez R\u00f3denas, J., Gonz\u00e1lez Alcaraz, M.N., Jim\u00e9nez C\u00e1rceles, F.J., Tercero, C. y G\u00f3mez, R."}], "groups": [{"description": "Grupo de conjuntos de datos del Mar Menor.", "display_name": "Mar Menor", "id": "51cdbdfb-5a8e-46b2-b776-094251cf43d4", "image_display_url": "https://upload.wikimedia.org/wikipedia/commons/c/c0/Isla_del_Bar%C3%B3n_%28Isla_Mayor%29_-_Mar_Menor_-_Cartagena%2C_Murcia_-_Espa%C3%B1a.jpg", "name": "mar_menor", "title": "Mar Menor"}], "publisher": [{"email": "buzon-bdatos@miteco.es", "name": "\u00c1rea de Banco de Datos de la Naturaleza. 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