Maciej Liro
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View article: Rivers as microplastic factories
Rivers as microplastic factories Open
Even in an ideal future where macroplastic emissions into rivers are entirely eliminated, plastic stored in river channels and floodplains, will be remobilized, and fragment into microplastics through its interaction with natural fluvial p…
View article: From roads to rivers: Field experiments on road-related macroplastic input to mountain river system
From roads to rivers: Field experiments on road-related macroplastic input to mountain river system Open
The phenomenon of littering along roadways has been extensively studied [1][2][3][4], with research indicating that a significant portion of roadside litter now consists of plastic materials [1][3]. This issue has detrimental effects on th…
View article: Towards a geography of plastic fragmentation
Towards a geography of plastic fragmentation Open
Plastic pollution is a growing environmental crisis, with plastic waste accumulating across marine, freshwater, and terrestrial ecosystems. While early research focused on the transport and deposition of plastic debris, recent studies high…
View article: Field experiment confirms high macroplastic trapping efficiency of wood jams in a mountain river channel
Field experiment confirms high macroplastic trapping efficiency of wood jams in a mountain river channel Open
Identifying macroplastic deposition hotspots in rivers is essential for planning cleanup efforts and assessing the risks to aquatic life and the aesthetic value of river landscapes. Recent fieldwork in mountain rivers has shown that wood j…
View article: Monitoring macroplastics in aquatic and terrestrial ecosystems: Expert survey reveals visual and drone-based census as most effective techniques
Monitoring macroplastics in aquatic and terrestrial ecosystems: Expert survey reveals visual and drone-based census as most effective techniques Open
Anthropogenic litter, such as plastic, is investigated by the global scientific community from various fields employing diverse techniques. The goal is to assess and finally mitigate the pollutants' impacts on the natural environment. Plas…
View article: First attempt to measure macroplastic fragmentation in rivers
First attempt to measure macroplastic fragmentation in rivers Open
Direct field measurements of macroplastic fragmentation during its transport in rivers are currently unavailable, and there is no established method to perform them. Previous studies have showed that macroplastic fragmentation results in t…
View article: Experimental method for quantifying macroplastic fragmentation in rivers
Experimental method for quantifying macroplastic fragmentation in rivers Open
Direct field measurements of macroplastic fragmentation during its transport in rivers are unavailable, and there is no method to perform such measurements. Recent theoretical works have hypothesised that river channels may be hotspots of …
View article: Experimental method for quantifying macroplastic fragmentation in rivers
Experimental method for quantifying macroplastic fragmentation in rivers Open
Direct field measurements of macroplastic fragmentation during its transport in rivers are unavailable, and there is no method to perform such measurements. Recent theoretical works have hypothesised that river channels may be hotspots of …
View article: Conceptual framework for exploring riverine macroplastic fragmentation
Conceptual framework for exploring riverine macroplastic fragmentation Open
     Field-based information on the rates of macroplastic fragmentation in rivers is currently mostly unavailable. However, obtaining such data in future research is crucial to understanding the production of secondary micro…
View article: Macroplastic pollution hotspots across global mountain river catchments
Macroplastic pollution hotspots across global mountain river catchments Open
Mountain rivers in densely populated areas have recently been reported as substantially polluted by macroplastics [1]. Previous works suggest that macroplastic delivered to mountain river channel can be quickly fragmented to microplastic, …
View article: Road-related macrolitter input to mountain river: the case of the Kamienica Gorczańska stream in Polish Carpathians
Road-related macrolitter input to mountain river: the case of the Kamienica Gorczańska stream in Polish Carpathians Open
Roads are identified by many researchers as important source of waste emissions into the environment [1][2]. Previous works on this topic have analysed spatial distribution of roadside dumping sites as well as composition and amounts of wa…
View article: Terenowe metody badania zanieczyszczenia rzek makroplastikiem
Terenowe metody badania zanieczyszczenia rzek makroplastikiem Open
The pollution of rivers with macroplastics (plastic particles > 5 mm) is a recent environmental issue that emerged in the mid-20th century. The input of macroplastics into river ecosystems poses a threat to living organisms and diminishes …
View article: Litter Selfie: A Citizen Science Guide for Photorecording Macroplastic Deposition along Mountain Rivers Using a Smartphone
Litter Selfie: A Citizen Science Guide for Photorecording Macroplastic Deposition along Mountain Rivers Using a Smartphone Open
Macroplastic pollution in mountain rivers can threaten water resources, biodiversity, and the recreational values provided by them. The first step towards evaluating and then mitigating these risks is the systematic collection of reliable …
View article: Mountains of plastic: Mismanaged plastic waste along the Carpathian watercourses
Mountains of plastic: Mismanaged plastic waste along the Carpathian watercourses Open
Plastic waste poses numerous risks to mountain river ecosystems due to their high biodiversity and specific physical characteristics. Here, we provide a baseline assessment for future evaluation of such risks in the Carpathians, one of the…
View article: Macroplastic fragmentation in rivers
Macroplastic fragmentation in rivers Open
The process of macroplastic (>0.5 cm) fragmentation results in the production of smaller plastic particles (micro- and nanoplastics), which threaten biota and human health and are difficult to remove from the environment. The global covera…
View article: Field experiment on transport and deposition of plastic bottles along mountain river
Field experiment on transport and deposition of plastic bottles along mountain river Open
Information on the transport and deposition of riverine macroplastic is crucial for selecting proper locations for river cleaning actions and for trapping infrastructure installation. Obtaining such information for mountain rivers is of pa…
View article: The unknown fate of macroplastic in mountain rivers
The unknown fate of macroplastic in mountain rivers Open
Mountain rivers are typically seen as relatively pristine ecosystems, supporting numerous goods (e.g., water resources) for human populations living not only in the mountain regions but also downstream from them. Recent evidence suggests, …
View article: Modelling the Effects of Dam Reservoir Backwater Fluctuations on the Hydrodynamics of a Small Mountain Stream
Modelling the Effects of Dam Reservoir Backwater Fluctuations on the Hydrodynamics of a Small Mountain Stream Open
The water depth and flow velocity of a river may be temporarily disturbed by the water level fluctuations connected with the operation of artificial dam reservoirs located downstream (so-called backwater fluctuations (BF)). In this researc…
View article: First insight into the macroplastic storage in a mountain river: The role of in-river vegetation cover, wood jams and channel morphology
First insight into the macroplastic storage in a mountain river: The role of in-river vegetation cover, wood jams and channel morphology Open
Macroplastic storage in mountain rivers remains unexplored and it is unknown how river morphology and different surface types of river areas modulate this process. Therefore, we sampled macroplastic debris stored on the surface of emergent…
View article: First insight into the spatial pattern of macroplastic storage in a mountain river
First insight into the spatial pattern of macroplastic storage in a mountain river Open
<p>Amounts of macroplastic debris stored on different elements of mountain rivers are unknown, but such data are crucial to plan future mitigation activities in these fragile ecosystems. We determined the amounts of macroplastic stor…