Search Results - "Nel, Holly"

Sinks and sources: Assessing microplastic abundance in river sediment and deposit feeders in an Austral temperate urban river system by Nel, Holly A., Dalu, Tatenda, Wasserman, Ryan J.

“…•Microplastics abundance in sediment and chironomid larvae varied from wet to dry periods.•There was a relationship between sediment and chironomid…”
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Microplastics in Freshwater Sediments Impact the Role of a Main Bioturbator in Ecosystem Functioning by Wazne, Mohammad, Mermillod-Blondin, Florian, Vallier, Manon, Hervant, Frédéric, Dumet, Adeline, Nel, Holly A., Kukkola, Anna, Krause, Stefan, Simon, Laurent

“…While microplastic transport, fate, and effects have been a focus of studies globally, the consequences of their presence on ecosystem functioning have not…”
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Microplastics in freshwater sediments: Analytical methods, temporal trends, and risk of associated organophosphate esters as exemplar plastics additives by Onoja, Simeon, Nel, Holly A., Abdallah, Mohamed Abou-Elwafa, Harrad, Stuart

“…It has been estimated that over 28 million tonnes of plastics end up in water bodies annually. These plastics degrade into microplastics (MPs), which along…”
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Nano and microplastic interactions with freshwater biota – Current knowledge, challenges and future solutions by Kukkola, Anna, Krause, Stefan, Lynch, Iseult, Sambrook Smith, Gregory H., Nel, Holly

“…[Display omitted] •Mismatch between field and laboratory studies in plastic types and end-points assessed.•Fibres are most prevalent in field studies while…”
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An Untargeted Thermogravimetric Analysis-Fourier Transform Infrared-Gas Chromatography-Mass Spectrometry Approach for Plastic Polymer Identification by Nel, Holly A, Chetwynd, Andrew J, Kelly, Catherine A, Stark, Christopher, Valsami-Jones, Eugenia, Krause, Stefan, Lynch, Iseult

“…Reliable chemical identification of specific polymers in environmental samples represents a major challenge in plastic research, especially with the wide range…”
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Gathering at the top? Environmental controls of microplastic uptake and biomagnification in freshwater food webs by Krause, Stefan, Baranov, Viktor, Nel, Holly A., Drummond, Jennifer D., Kukkola, Anna, Hoellein, Timothy, Sambrook Smith, Gregory H., Lewandowski, Joerg, Bonet, Berta, Packman, Aaron I., Sadler, Jon, Inshyna, Valentyna, Allen, Steve, Allen, Deonie, Simon, Laurent, Mermillod-Blondin, Florian, Lynch, Iseult

“…Microplastics are ubiquitous in the environment, with high concentrations being detected now also in river corridors and sediments globally. Whilst there has…”
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Colour and size influences plastic microbead underestimation, regardless of sediment grain size by Nel, Holly A., Dalu, Tatenda, Wasserman, Ryan J., Hean, Jeffrey W.

“…The quantification of microplastics in environmental samples often requires an observer to determine whether a particle is plastic or non-plastic, prior to…”
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Reporting Guidelines to Increase the Reproducibility and Comparability of Research on Microplastics by Cowger, Win, Booth, Andy M., Hamilton, Bonnie M., Thaysen, Clara, Primpke, Sebastian, Munno, Keenan, Lusher, Amy L., Dehaut, Alexandre, Vaz, Vitor P., Liboiron, Max, Devriese, Lisa I., Hermabessiere, Ludovic, Rochman, Chelsea, Athey, Samantha N., Lynch, Jennifer M., De Frond, Hannah, Gray, Andrew, Jones, Oliver A.H., Brander, Susanne, Steele, Clare, Moore, Shelly, Sanchez, Alterra, Nel, Holly

“…The ubiquitous pollution of the environment with microplastics, a diverse suite of contaminants, is of growing concern for science and currently receives…”
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Significance of Hyporheic Exchange for Predicting Microplastic Fate in Rivers by Drummond, Jennifer D, Nel, Holly A, Packman, Aaron I, Krause, Stefan

“…Microplastics are abundantly found in streambed sediments, including both small and low-density particles of neutral and positive buoyancy. Although the flow…”
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Detection limits are central to improve reporting standards when using Nile red for microplastic quantification by Nel, Holly A., Chetwynd, Andrew J., Kelleher, Liam, Lynch, Iseult, Mansfield, Imogen, Margenat, Henar, Onoja, Simeon, Goldberg Oppenheimer, Pola, Sambrook Smith, Gregory H., Krause, Stefan

“…Beyond simple identification of either the presence or absence of microplastic particles in the environment, quantitative accuracy has been criticised as being…”
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Hydrologic controls on the accumulation of different sized microplastics in the streambed sediments downstream of a wastewater treatment plant (Catalonia, Spain) by Margenat, Henar, Nel, Holly A, Stonedahl, Susa H, Krause, Stefan, Sabater, Francesc, Drummond, Jennifer D

“…Abstract Wastewater treatment plants (WWTPs) act as a point source of microplastics (MPs) to freshwater ecosystems. Although MP abundance has been linked to…”
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Citizen science reveals microplastic hotspots within tidal estuaries and the remote Scilly Islands, United Kingdom by Nel, Holly A., Sambrook Smith, Gregory H., Harmer, Rogan, Sykes, Rebecca, Schneidewind, Uwe, Lynch, Iseult, Krause, Stefan

“…The identification of microplastic hotspots is vital to our long-term understanding of their environmental fate and distribution. Although case studies have…”
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Collaboration and infrastructure is needed to develop an African perspective on micro(nano)plastic pollution by Nel, Holly A, Naidoo, Trishan, Akindele, Emmanuel O, Nhiwatiwa, Tamuka, Fadare, Oluniyi O, Krause, Stefan

“…Our current understanding of environmental micro(nano)plastic (MNP) pollution is driven by field and lab-based studies performed predominantly by and in…”
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A systematic approach to understand hydrogeochemical dynamics in large river systems: Development and application to the River Ganges (Ganga) in India by Richards, Laura A., Fox, Bethany G., Bowes, Michael J., Khamis, Kieran, Kumar, Arun, Kumari, Rupa, Kumar, Sumant, Hazra, Moushumi, Howard, Ben, Thorn, Robin M.S., Read, Daniel S., Nel, Holly A., Schneidewind, Uwe, Armstrong, Linda K., Nicholls, David J.E., Magnone, Daniel, Ghosh, Ashok, Chakravorty, Biswajit, Joshi, Himanshu, Dutta, Tapan K., Hannah, David M., Reynolds, Darren M., Krause, Stefan, Gooddy, Daren C., Polya, David A.

“…•Systematic approach developed for hydrogeochemical understanding in large rivers.•Longitudinal survey (> 2500 km) undertaken along river Ganga and key…”
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Do microplastic loads reflect the population demographics along the southern African coastline? by Nel, Holly Astrid, Hean, Jeffrey William, Noundou, Xavier Siwe, Froneman, Pierre William

“…Plastic pollution is a major anthropogenic contaminant effecting the marine environment and is often associated with high human population densities and…”
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The potential of micro- and nanoplastics to exacerbate the health impacts and global burden of non-communicable diseases by Krause, Stefan, Ouellet, Valerie, Allen, Deonie, Allen, Steven, Moss, Kerry, Nel, Holly A., Manaseki-Holland, Semira, Lynch, Iseult

“…Non-communicable diseases (NCD) constitute one of the highest burdens of disease globally and are associated with inflammatory responses in target organs…”
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Creation of an international laboratory network towards global microplastics monitoring harmonisation by Bakir, Adil, McGoran, Alexandra R., Silburn, Briony, Russell, Josie, Nel, Holly, Lusher, Amy L., Amos, Ruth, Shadrack, Ronick S., Arnold, Shareen J., Castillo, Cecy, Urbina, Joaquin F., Barrientos, Eduardo, Sanchez, Henry, Pillay, Keshnee, Human, Lucienne, Swartbooi, Tarryn, Cordova, Muhammad Reza, Sani, Sofia Yuniar, Wijesinghe, T. W. A. Wasantha, Amarathunga, A. A. Deeptha, Gunasekara, Jagath, Somasiri, Sudarshana, Mahatantila, Kushani, Liyanage, Sureka, Müller, Moritz, Hee, Yet Yin, Onda, Deo Florence, Jansar, Khairiatul Mardiana, Shiraz, Zana, Amir, Hana, Mayes, Andrew G.

“…Infrastructure is often a limiting factor in microplastics research impacting the production of scientific outputs and monitoring data. International projects…”
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Easy and accessible way to calibrate a fluorescence microscope and to create a microplastic identification key by Kukkola, Anna, Krause, Stefan, Yonan, Yasmin, Kelleher, Liam, Schneidewind, Uwe, Smith, Gregory H. Sambrook, Nel, Holly, Lynch, Iseult

“…We present here a technique for setting up detection limits on any fluorescent microscope in conjunction with the fluorophore Nile Red for microplastic…”
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Simple yet effective modifications to the operation of the Sediment Isolation Microplastic unit to avoid polyvinyl chloride (PVC) contamination by Nel, Holly, Krause, Stefan, Sambrook Smith, Gregory H., Lynch, Iseult

“…[Display omitted] Effective microplastic extraction from sediment and soil samples requires a density separation step, with the ability to remove >80 % of…”
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Diet of selected fish species in the freshwater-deprived St Lucia Estuary, South Africa, assessed using stable isotopes by Carrasco, Nicola K., Perissinotto, Renzo, Nel, Holly A.

“…The St Lucia Estuary, Africa's largest estuarine lake, is the most important juvenile fish nursery on the south-east African coastline and is currently…”
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