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模拟微塑料的运输在开放通道的流动和摄入动态由本托斯

Mingming Jiao¹, Kai Wang², Chenwei Zhao³

¹School of Environmental Science and Engineering, Southern University of Science and Technology, Shenzhen 518055, China.

|July 27, 2025

概括

岩密度显著影响了微塑料的摄入,较高的密度导致大量摄入的微塑料 (MP). 谷底式养类型也会影响摄入率,食草动物和过动物摄入的MP比挖掘动物更多.

科学领域:

环境科学环境科学
水生生态学水生生态学
生态毒理学生态毒理学

背景情况:

微塑料 (MP) 污染是一个普遍的环境问题.
了解盆地生物的微塑料摄入对于生态风险评估至关重要.
目前关于土中的微塑料动态的知识仍然有限.

研究的目的:

调查影响土生物摄入微塑料的关键因素.
开发和验证一个数值模型来模拟微塑料与斯的相互作用.
量化石密度,类型和微塑料密度对摄入动态的影响.

主要方法:

开发了一种高保真,双向合的数值模型.
集成的大模拟和拉格朗的点粒子跟踪.
检查的本索捕食类型 (过食者,放牧者,挖掘者),MP密度和本索密度.

主要成果:

酸盐密度是主导因素,其增加了8倍,导致摄入的MP增加了5至22倍.
食器和过器食器的摄入效率高于挖掘器.
确定了两种不同的摄入运输模型 (悬挂和滑动),通过Rouse号 (P) 区分.

结论:

石的密度和类型显著控制了微塑料摄入动态.
罗斯数和流强度预测了个体摄入量,而累积掠食幅度反映了人口层面的影响.
在关键参数和最终的微塑料摄入比例之间发现了强大的线性关系.

关键词:

班托斯 (英语:Benthos) 是一种植物.大尖端模拟模拟系统微塑料的运输方式开放通道的流量流.鲁斯的号码是鲁斯的号码.

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