Results 101 to 110 of about 39,506 (298)

Microplastic contamination in market bivalve Argopecten purpuratus from Lima, Peru

open access: yesManglar, 2019
Microplastics (< 5 mm) are ubiquitous contaminants in the marine environment. Many marine commercial species, among fish, mollusks and crustaceans, are subject to microplastic exposure through ingestion.
Gabriel De-la-Torre   +2 more
doaj   +1 more source

Tafonomía multiservicio. valvas, basura y palimpsestos flotantes [PDF]

open access: yes, 2014
We discuss the importance of widening the scope of taphonomy, arguing that it is critical to study of different classes of materials within this framework. We introduce several examples related to the deposition of marine shells and garbage.
Borrero, Luis Alberto
core  

What is with all the plastic garbage everywhere and where does it go? [PDF]

open access: yes, 2020
Despite countless efforts in recycling, awareness, and limited legislation, plastic pollution has continued to spiral out of control due to massive production/use and the inability to naturally decompose.
Heinz, Maggie   +10 more
core   +1 more source

Accelerating Biosensor Discovery: A Computationally‐Driven Pipeline for Microplastics Monitoring

open access: yesAdvanced Intelligent Discovery, EarlyView.
A computationally guided pipeline unites molecular simulation, synthetic biology, electrochemical engineering, and machine learning to accelerate biosensor discovery. A Bacillus anthracis carbohydrate‐binding module is used to develop a high‐performance micro‐ and nanoplastics sensor with greatly reduced error and variability.
Gabriel X. Pereira   +13 more
wiley   +1 more source

Microplastic abundance and its relationship with sediment grain size in seagrass and bare flats of Panjang Island, Banten Bay, Indonesia [PDF]

open access: yesBIO Web of Conferences
Microplastic accumulation in sediment is influenced by the grain size of sediment. Panjang Island, located in Banten Bay, has the potential to accumulate microplastics from bay-wide transport and local anthropogenic sources.
Rofifah Hasna, Rastina, Prartono Tri
doaj   +1 more source

The influence of exposure and physiology on microplastic ingestion by the freshwater fish Rutilus rutilus (roach) in the River Thames, UK [PDF]

open access: yes, 2018
Microplastics are widespread throughout aquatic environments. However, there is currently insufficient understanding of the factors influencing ingestion of microplastics by organisms, especially higher predators such as fish.
Horton, Alice A.   +4 more
core   +1 more source

Adaptive Autonomy in Microrobot Motion Control via Deep Reinforcement Learning and Path Planning Synergy

open access: yesAdvanced Intelligent Systems, EarlyView.
This study introduces a data‐driven framework that combines deep reinforcement learning with classical path planning to achieve adaptive microrobot navigation. By training a surrogate neural network to emulate microrobot dynamics, the approach improves learning efficiency, reduces training time, and enables robust real‐time obstacle avoidance in ...
Amar Salehi   +3 more
wiley   +1 more source

The effect of polypropylene on the formation of byssal threads produced by Dreissena polymorpha (zebra mussels) [PDF]

open access: yes, 2020
The presence of microfibers and microplastics in the environment is an ever-growing ecological concern. Accumulation of microplastics (plastic particles smaller than 5 mm) in aquatic environments and the subsequent exposure of these particles to ...
Crisman, Anna-Christina Z.   +5 more
core   +1 more source

Variability in the drivers of microplastic consumption by fish across four lake ecosystems

open access: yesFrontiers in Earth Science
Microplastic (<5 mm) pollution has been documented globally throughout freshwater and marine ecosystems. Exposure to and ingestion of microplastics presents a threat to the health of aquatic and marine organisms and humans through the consumption of ...
Peter Conowall   +9 more
doaj   +1 more source

Microplastic ingestion ubiquitous in marine turtles [PDF]

open access: yes, 2018
Despite concerns regarding the environmental impacts of microplastics, knowledge of the incidence and levels of synthetic particles in large marine vertebrates is lacking.
Broderick, Annette C.   +12 more
core   +4 more sources

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