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  "agreement": "true",
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  "agreement": "true",
            
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  "alternative_identifier": "ISBN 978-0-6392-0563-2",
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  "alternative_identifier": "ISBN 978-0-6392-0563-2",
            
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  "author": null,
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  "author": null,
            
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  "author_email": null,
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  "author_email": null,
            
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  "authors": [
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  "authors": [
            
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    {
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    {
            
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      "author_department": "Department of Zoology",
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      "author_department": "Department of Zoology",
            
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      "author_email": "tarrynb@uj.ac.za",
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      "author_email": "tarrynb@uj.ac.za",
            
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      "author_name": "Tarryn ",
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      "author_name": "Tarryn ",
            
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      "author_organization": "University of Johannesburg",
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      "author_organization": "University of Johannesburg",
            
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      "author_surname": "Botha",
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      "author_surname": "Botha",
            
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      "contact_same_as_author": "true"
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      "contact_same_as_author": "true"
            
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    },
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    },
            
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    {
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    {
            
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      "author_department": "Soil Science",
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      "author_department": "Soil Science",
            
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      "author_email": "roopnaraina@arc.agric.za",
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      "author_email": "roopnaraina@arc.agric.za",
            
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      "author_name": "Ashira",
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      "author_name": "Ashira",
            
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      "author_organization": "AGRICULTURAL RESEARCH COUNCIL",
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      "author_organization": "AGRICULTURAL RESEARCH COUNCIL",
            
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      "author_surname": "Roopnarain"
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      "author_surname": "Roopnarain"
            
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    },
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    },
            
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    {
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    {
            
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      "author_department": "ITC",
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      "author_department": "ITC",
            
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      "author_email": "NcubeZ@arc.agric.za",
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      "author_email": "NcubeZ@arc.agric.za",
            
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      "author_name": "Zibusiso",
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      "author_name": "Zibusiso",
            
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      "author_organization": "Agricultural Research Council",
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      "author_organization": "Agricultural Research Council",
            
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      "author_surname": "Ncube"
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      "author_surname": "Ncube"
            
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    }
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    }
            
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  ],
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  ],
            
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  "citation_title": "BOTHA TL, ROOPNARAIN A, NCUBE Z, DE NYSSCHEN G, 
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  "citation_title": "BOTHA TL, ROOPNARAIN A, NCUBE Z, DE NYSSCHEN G, 
            
31
NDABA B, MOKGALAKA N, BELLO-AKINOSHO M, BAMUZA-PEMU EE, ADELEKE R, 
31
NDABA B, MOKGALAKA N, BELLO-AKINOSHO M, BAMUZA-PEMU EE, ADELEKE R, 
            
32
MUSHWANA A, VAN DER LAAN M, MPHAHLELE P and VILAKAZI F (2023) The 
32
MUSHWANA A, VAN DER LAAN M, MPHAHLELE P and VILAKAZI F (2023) The 
            
33
establishment of a knowledge hub for contaminants of emerging concern 
33
establishment of a knowledge hub for contaminants of emerging concern 
            
34
in South African water resources. Volume 2, WRC Report No. 3105/2/23. 
34
in South African water resources. Volume 2, WRC Report No. 3105/2/23. 
            
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Water Research Commission, Pretoria.",
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Water Research Commission, Pretoria.",
            
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  "contact_person": [
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  "contact_person": [
            
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    {
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    {
            
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      "contact_department": "Department of Zoology",
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      "contact_department": "Department of Zoology",
            
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      "contact_email": "tarrynb@uj.ac.za",
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      "contact_email": "tarrynb@uj.ac.za",
            
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      "contact_name": "Tarryn ",
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      "contact_name": "Tarryn ",
            
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      "contact_orgnization": "University of Johannesburg"
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      "contact_orgnization": "University of Johannesburg"
            
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    }
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    }
            
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  ],
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  "creator_user_id": "bc28a33f-dc21-4795-a57f-da7cd1aa23ea",
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  "creator_user_id": "bc28a33f-dc21-4795-a57f-da7cd1aa23ea",
            
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  "data_classification": "both",
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  "data_classification": "both",
            
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  "data_collection_organization": "AGRICULTURAL RESEARCH COUNCIL",
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  "data_collection_organization": "AGRICULTURAL RESEARCH COUNCIL",
            
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  "data_reference_date": [
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  "data_reference_date": [
            
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    {
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    {
            
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      "data_reference_date_from": "2021-01-01",
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      "data_reference_date_from": "2021-01-01",
            
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      "data_reference_date_to": "2023-12-31"
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      "data_reference_date_to": "2023-12-31"
            
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    }
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    }
            
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  ],
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  ],
            
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  "data_structure_category": "structured",
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  "data_structure_category": "structured",
            
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  "dataset_language": "English",
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  "dataset_language": "English",
            
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  "dataset_license_url": 
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  "dataset_license_url": 
            
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"https://creativecommons.org/licenses/by-sa/4.0/",
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"https://creativecommons.org/licenses/by-sa/4.0/",
            
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  "did_author_or_contact_organization_collect_the_data": "false",
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  "did_author_or_contact_organization_collect_the_data": "false",
            
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  "email": "vanderLaanM@arc.agric.za",
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  "email": "vanderLaanM@arc.agric.za",
            
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  "groups": [],
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  "groups": [],
            
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  "id": "3f8e777c-c9e8-4ed8-9b3e-33f6a9045a8b",
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  "id": "3f8e777c-c9e8-4ed8-9b3e-33f6a9045a8b",
            
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  "isopen": false,
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  "isopen": false,
            
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  "keywords": "contaminants of emerging concern, microplastics, 
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  "keywords": "contaminants of emerging concern, microplastics, 
            
63
nanoparticles, irrigation water, soil health, surface water quality, 
63
nanoparticles, irrigation water, soil health, surface water quality, 
            
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microbial communities, water pollution, South Africa",
64
microbial communities, water pollution, South Africa",
            
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  "license": "Open (Creative Commons)",
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  "license": "Open (Creative Commons)",
            
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  "license_id": null,
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  "license_id": null,
            
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  "license_title": null,
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  "license_title": null,
            
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  "maintainer": null,
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  "maintainer": null,
            
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  "maintainer_email": null,
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  "maintainer_email": null,
            
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  "metadata_created": "2026-02-20T11:35:54.285163",
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  "metadata_created": "2026-02-20T11:35:54.285163",
            
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  "metadata_modified": "2026-02-20T11:37:03.378378",
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  "metadata_modified": "2026-02-20T11:37:03.724147",
            
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  "minimum_maximum_extent": [
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  "minimum_maximum_extent": [
            
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    {
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    {
            
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      "maximum_vertical_extent": "3451",
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      "maximum_vertical_extent": "3451",
            
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      "minimum_vertical_extent": "0"
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      "minimum_vertical_extent": "0"
            
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    }
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    }
            
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  ],
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  ],
            
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  "name": 
78
  "name": 
            
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rging-concern-in-south-african-water-resources-knowledge-hub-dataset",
79
rging-concern-in-south-african-water-resources-knowledge-hub-dataset",
            
80
  "notes": "The dataset was generated as part of the establishment of 
80
  "notes": "The dataset was generated as part of the establishment of 
            
81
a national Knowledge Hub for contaminants of emerging concern (CECs) 
81
a national Knowledge Hub for contaminants of emerging concern (CECs) 
            
82
in South African water resources. It was produced through a 
82
in South African water resources. It was produced through a 
            
83
combination of laboratory experiments, field sampling and data 
83
combination of laboratory experiments, field sampling and data 
            
84
compilation activities aimed at improving the accessibility and 
84
compilation activities aimed at improving the accessibility and 
            
85
integration of CEC-related information for researchers, regulators and 
85
integration of CEC-related information for researchers, regulators and 
            
86
water resource managers.\r\n\r\nTwo primary research components 
86
water resource managers.\r\n\r\nTwo primary research components 
            
87
contributed data to the dataset. The first investigated the presence 
87
contributed data to the dataset. The first investigated the presence 
            
88
of emerging pollutants in irrigation water and their effects on soil 
88
of emerging pollutants in irrigation water and their effects on soil 
            
89
health and microbial communities at selected smallholder farms in the 
89
health and microbial communities at selected smallholder farms in the 
            
90
North West Province. Water and soil samples were collected, analysed 
90
North West Province. Water and soil samples were collected, analysed 
            
91
for physico-chemical parameters and selected contaminants of emerging 
91
for physico-chemical parameters and selected contaminants of emerging 
            
92
concern, and assessed using microbial DNA sequencing techniques. A 
92
concern, and assessed using microbial DNA sequencing techniques. A 
            
93
greenhouse experiment using spinach was conducted to evaluate the 
93
greenhouse experiment using spinach was conducted to evaluate the 
            
94
influence of contaminated irrigation water on soil microbiota and crop 
94
influence of contaminated irrigation water on soil microbiota and crop 
            
95
growth.\r\n\r\nThe second component focused on the characterisation, 
95
growth.\r\n\r\nThe second component focused on the characterisation, 
            
96
interaction and modelling of microplastics, nanoparticles and 
96
interaction and modelling of microplastics, nanoparticles and 
            
97
semi-volatile organic compounds in surface water from selected rivers 
97
semi-volatile organic compounds in surface water from selected rivers 
            
98
in Gauteng and Limpopo provinces. Seasonal water samples were 
98
in Gauteng and Limpopo provinces. Seasonal water samples were 
            
99
collected and analysed for physico-chemical properties, suspended 
99
collected and analysed for physico-chemical properties, suspended 
            
100
solids, microplastics and nanoparticles. Laboratory-based extraction, 
100
solids, microplastics and nanoparticles. Laboratory-based extraction, 
            
101
spectroscopy, chromatography and toxicity modelling techniques were 
101
spectroscopy, chromatography and toxicity modelling techniques were 
            
102
applied to assess contaminant occurrence, behaviour and potential 
102
applied to assess contaminant occurrence, behaviour and potential 
            
103
ecological risks.\r\n\r\nThe dataset was intended to contribute 
103
ecological risks.\r\n\r\nThe dataset was intended to contribute 
            
104
verified CEC data to a centralised online knowledge hub, supporting 
104
verified CEC data to a centralised online knowledge hub, supporting 
            
105
water quality monitoring, policy development and future research. It 
105
water quality monitoring, policy development and future research. It 
            
106
provided baseline information on contaminant distribution, seasonal 
106
provided baseline information on contaminant distribution, seasonal 
            
107
variability and potential impacts on environmental and agricultural 
107
variability and potential impacts on environmental and agricultural 
            
108
systems in South Africa.",
108
systems in South Africa.",
            
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  "num_resources": 1,
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    "approval_status": "approved",
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    "approval_status": "approved",
            
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    "created": "2025-11-12T19:07:25.734791",
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    "created": "2025-11-12T19:07:25.734791",
            
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    "description": "The Agricultural Research Council is a premier 
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    "description": "The Agricultural Research Council is a premier 
            
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science institution that conducts research with partners, develops 
115
science institution that conducts research with partners, develops 
            
116
human capital and fosters innovation to support and develop the 
116
human capital and fosters innovation to support and develop the 
            
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agricultural sector. ",
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agricultural sector. ",
            
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    "id": "83b40f98-af75-4fd2-9a27-9ef7295092b2",
            
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    "is_organization": true,
            
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    "state": "active",
            
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    "title": "Agricultural Research Council",
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    "title": "Agricultural Research Council",
            
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    "type": "organization"
            
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  "private": false,
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  "publication_date": "2023-12-31",
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  "publication_date": "2023-12-31",
            
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  "publisher": "Water Research Commission",
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  "publisher": "Water Research Commission",
            
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      "created": "2026-02-20T11:37:03.394421",
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      "created": "2026-02-20T11:37:03.394421",
            
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      "dataset_description": "Please contact Dr Michael van der Laan 
137
      "dataset_description": "Please contact Dr Michael van der Laan 
            
138
(vanderLaanM@arc.agric.za) for access to this dataset. ",
138
(vanderLaanM@arc.agric.za) for access to this dataset. ",
            
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      "description": null,
            
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      "format": "email",
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      "id": "fc55f9a8-f18f-48c3-bd8a-9452a6db92fb",
            
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      "is_data_supplementary": "False",
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      "is_data_supplementary": "False",
            
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      "last_modified": null,
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      "last_modified": null,
            
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      "metadata_modified": "2026-02-20T11:37:03.388067",
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      "metadata_modified": "2026-02-20T11:37:03.388067",
            
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      "name": "",
            
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      "package_id": "3f8e777c-c9e8-4ed8-9b3e-33f6a9045a8b",
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      "package_id": "3f8e777c-c9e8-4ed8-9b3e-33f6a9045a8b",
            
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      "position": 0,
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      "position": 0,
            
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      "resource_name": "Knowledge Hub for Contaminants of Emerging 
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      "resource_name": "Knowledge Hub for Contaminants of Emerging 
            
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Concern dataset",
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Concern dataset",
            
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      "resource_type": null,
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      "resource_type": null,
            
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      "size": null,
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      "url": "",
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      "url": "",
            
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      "zipped_file": "False"
            
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    }
            
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  ],
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  ],
            
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  "spatial": "{\"type\": \"Polygon\", \"coordinates\": [[[16.4699, 
            
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-22.1265], [32.8931, -22.1265], [32.8931, -34.8212], [16.4699, 
            
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  "state": "draft",
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  "state": "active",
            
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  "tags": [],
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  "tags": [],
            
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  "title": "Contaminants of Emerging Concern in South African water 
166
  "title": "Contaminants of Emerging Concern in South African water 
            
164
resources Knowledge Hub dataset",
167
resources Knowledge Hub dataset",
            
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  "type": "dataset",
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  "type": "dataset",
            
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  "uploader_estimation_of_extent_of_processing": "refined",
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  "uploader_estimation_of_extent_of_processing": "refined",
            
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  "url": null,
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  "url": null,
            
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  "version": null,
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  "version": null,
            
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  "vertical_extent_datum": "masl",
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  "vertical_extent_datum": "masl",
            
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  "wrc_project_number": "C2021/2022\u201100256",
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  "wrc_project_number": "C2021/2022\u201100256",
            
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  "wro_theme": "water_quality"
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  "wro_theme": "water_quality"
            
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}
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}