Article
?
AI-assigned paper type based on the abstract. Classification may not be perfect — flag errors using the feedback button.
Tier 2
?
Original research — experimental, observational, or case-control study. Direct primary evidence.
Detection Methods
Environmental Sources
Sign in to save
Quantifying microplastic residence times in lakes using mesocosm experiments and 1D random walk model
2024
Score: 35
?
0–100 AI score estimating relevance to the microplastics field. Papers below 30 are filtered from public browse.
Sven Frei
Hassan Elagami,
Hassan Elagami,
Hassan Elagami,
Hassan Elagami,
Hassan Elagami,
Sven Frei
Benjamin Gilfedder,
Hassan Elagami,
Jan‐Pascal Boos,
Jan‐Pascal Boos,
Jan‐Pascal Boos,
Jan‐Pascal Boos,
Jan‐Pascal Boos,
Jan‐Pascal Boos,
Jan‐Pascal Boos,
Jan‐Pascal Boos,
Jan‐Pascal Boos,
Jan‐Pascal Boos,
Hassan Elagami,
Jan‐Pascal Boos,
Jan‐Pascal Boos,
Jan‐Pascal Boos,
Hassan Elagami,
Hassan Elagami,
Hassan Elagami,
Jan‐Pascal Boos,
Jan‐Pascal Boos,
Hassan Elagami,
Sven Frei
Sven Frei
Sven Frei
Sven Frei
Sven Frei
Benjamin Gilfedder,
Benjamin Gilfedder,
Benjamin Gilfedder,
Hassan Elagami,
Benjamin Gilfedder,
Benjamin Gilfedder,
Benjamin Gilfedder,
Benjamin Gilfedder,
Hassan Elagami,
Benjamin Gilfedder,
Benjamin Gilfedder,
Benjamin Gilfedder,
Benjamin Gilfedder,
Benjamin Gilfedder,
Hassan Elagami,
Jan‐Pascal Boos,
Hassan Elagami,
Sven Frei
Sven Frei
Hassan Elagami,
Benjamin Gilfedder,
Benjamin Gilfedder,
Benjamin Gilfedder,
Benjamin Gilfedder,
Benjamin Gilfedder,
Benjamin Gilfedder,
Sven Frei
Sven Frei
Sven Frei
Sven Frei
Sven Frei
Sven Frei
Sven Frei
Jan‐Pascal Boos,
Jan‐Pascal Boos,
Jan‐Pascal Boos,
Jan‐Pascal Boos,
Jan‐Pascal Boos,
Jan‐Pascal Boos,
Sven Frei
Benjamin Gilfedder,
Sven Frei
Benjamin Gilfedder,
Gabriele Trommer,
Gabriele Trommer,
Benjamin Gilfedder,
Benjamin Gilfedder,
Benjamin Gilfedder,
Sven Frei
Sven Frei
Benjamin Gilfedder,
Benjamin Gilfedder,
Sven Frei
Benjamin Gilfedder,
Benjamin Gilfedder,
Gabriele Trommer,
Sven Frei
Sven Frei
Sven Frei
Sven Frei
Sven Frei
Sven Frei
Benjamin Gilfedder,
Sven Frei
Benjamin Gilfedder,
Sven Frei
Benjamin Gilfedder,
Benjamin Gilfedder,
Sven Frei
Benjamin Gilfedder,
Benjamin Gilfedder,
Sven Frei
Sven Frei
Sven Frei
Benjamin Gilfedder,
Benjamin Gilfedder,
Sven Frei
Sven Frei
Jan‐Pascal Boos,
Benjamin Gilfedder,
Jan‐Pascal Boos,
Jan‐Pascal Boos,
Jan‐Pascal Boos,
Sven Frei
Sven Frei
Sven Frei
Sven Frei
Summary
Researchers combined in-lake mesocosm experiments with 1D random walk modeling to quantify microplastic residence times across three size fractions (1-5, 28-48, and 53-63 micrometers) in a 12 m deep lake, measuring residence times of 1-24 days during summer stratification and autumn turnover periods over one year.
Microplastic residence time in lakes is governed by complex and interrelated processes. In this work, we have used a series of in-lake mesocosm experiments combined with random walk modeling to understand microplastic residence times in the lake water column. Three size ranges of green fluorescent microplastic (1-5, 28-48, and 53-63 µm) were added to a 12m deep mesocosm and detected using fluorescence detectors. Experiments were conducted over one year capturing thermal stratification in summer as well as lake turnover in autumn. The measured residence times in summer ranged between ~1 and 24 days and depended mainly on particle size. The modeled residence time for the smallest particles (>200d) was considerably longer than the measured residence times in the mesocosm (~24d). This could be due to interactions between the small microplastic particles and existing particles in the lake. In contrast, during lake turnover large Rayleigh numbers showed that instabilities in the water column likely led to turbulent convective mixing and rapid sinking within the mesocosm.