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61,005 resultsShowing papers similar to Degradation of Bioplastics Under the Influence of Several Environmental Conditions
ClearReview on the Biological Degradation of Polymers in Various Environments
This review provides an overview of how biodegradable plastics degrade under different environmental conditions including soil, freshwater, marine, and composting environments. It finds that biodegradability is a material property strongly dependent on environmental conditions, and that many so-called biodegradable plastics degrade far more slowly in nature than in controlled test conditions.
Exploring biopolymer degradation: Environmental effects and future insights
This review examines how biopolymers degrade in the environment and evaluates their potential as sustainable alternatives to conventional plastics. While biopolymers offer environmental benefits like reduced pollution, the study notes challenges including slower-than-expected degradation in natural settings, potential microplastic generation, and the need for better standardized testing and supportive policies.
Influence of Weather and Purity of Plasticizer on Degradation of Cassava Starch Bioplastics in Natural Environmental Conditions
This study tested how weather conditions and plasticizer purity affect the degradation of cassava starch bioplastics under natural environmental conditions. Faster-degrading bioplastics are important because conventional plastics persist in the environment as microplastics for centuries.
Study on the Biodegradation Kinetics of Bioplastic Obtained from Tapioca Starch
This study evaluated the biodegradation of bioplastic made from tapioca starch under both laboratory and field conditions, comparing it to conventional synthetic polymers. The starch-based bioplastic degraded significantly faster than petroleum-based plastics, supporting its potential as a more environmentally friendly alternative to conventional packaging materials.
Comparison of the aerobic biodegradation of biopolymers and the corresponding bioplastics: A review
Researchers compared how quickly biodegradable bioplastics break down in soil versus their natural parent materials — like starch, cellulose, and lignin — finding that chemical modifications made during manufacturing significantly change which microbes and enzymes are needed for degradation. The review concludes that lab-based biodegradation studies often miss real-world complexity, and long-term field experiments are urgently needed to validate biodegradability claims for bioplastics.
Biodegradation of Different Types of Bioplastics through Composting—A Recent Trend in Green Recycling
This review examines the biodegradation of various bioplastics through composting and other environments. Researchers found that while bioplastics offer a promising sustainable alternative to petroleum-based plastics, their degradation rates are highly dependent on environmental conditions, and concerns remain about their leakage into the environment and long degradation timeframes during waste management.
The degradation of single-use plastics and commercially viable bioplastics in the environment: A review
Researchers reviewed how conventional single-use plastics degrade over decades in natural environments versus how bioplastics biodegrade, finding that while alternatives like PBS and PHA show genuine biodegradation potential, most require specific industrial composting conditions that are rarely available in practice.
Anaerobic Degradability of Commercially Available Bio-Based and Oxo-Degradable Packaging Materials in the Context of their End of Life in the Waste Management Strategy
Researchers tested how quickly bio-based and oxo-degradable packaging materials break down under anaerobic (landfill-like) conditions over one year, finding that starch-based films degraded more completely than PLA or oxo-degradable materials. Products marketed as biodegradable may persist much longer than expected, contributing to microplastic pollution.
Application of biodegradable plastic and their environmental impacts: A revie
This review examines the environmental impacts of conventional petroleum-based plastics and evaluates biodegradable alternatives made from plant-based and other organic materials. Researchers found that while bioplastics show promise for reducing long-term pollution, their degradation rates vary significantly depending on environmental conditions. The study emphasizes that switching to biodegradable plastics alone is not enough without proper waste management infrastructure.
Biodegradation of Wasted Bioplastics in Natural and Industrial Environments: A Review
This review examines the biodegradation of bioplastics in both natural environments and industrial composting facilities, finding that many bioplastics degrade far more slowly outside industrial conditions than their labeling implies.
Polymer Biodegradability 2.0: A Holistic View on Polymer Biodegradation in Natural and Engineered Environments
Researchers reviewed the science of biodegradable plastics, examining how material properties and environmental conditions — such as temperature, moisture, and microbial activity — determine how quickly and completely a polymer breaks down. The chapter provides guidance for developing, testing, and regulating biodegradable alternatives to conventional plastics that persist in the environment.
Recent Advances in Bioplastics: Application and Biodegradation
This review examines recent advances in bioplastics — including their applications in packaging, agriculture, and medicine — and critically evaluates their actual biodegradation performance in both natural and industrial environments, finding a significant gap between claims and real-world outcomes.
Bioplastics and the environment: Solution or Green Illusion?
This review critically evaluates whether bioplastics are genuinely environmentally friendly alternatives to conventional plastics, finding that many bioplastics degrade incompletely under real-world conditions, form persistent microplastic fragments, and may pose ecological risks comparable to conventional plastics.
Development of Technology for Obtaining a Biodegradable Polymer
Researchers developed biodegradable polymers made from starch combined with organic acids and plasticizers as a sustainable alternative to conventional plastics. The resulting bioplastics passed physicochemical tests and are described as ready for mass production.
Bioplastics in the Sea: Rapid In-Vitro Evaluation of Degradability and Persistence at Natural Temperatures
Researchers evaluated the marine degradability of multiple bioplastic materials at natural seawater temperatures, finding that most bioplastics persist in ocean environments rather than degrading quickly, challenging assumptions that bioplastics represent a straightforward solution to marine plastic pollution.
Biodegradable plastics in the air and soil environment: Low degradation rate and high microplastics formation
Researchers compared the degradation rates of various biodegradable plastic types in natural air and soil environments over time, finding that most degraded slowly under ambient conditions and generated substantial microplastic fragments, with non-certified biodegradable plastics showing essentially no degradation.
Microbial Degradation of Polylactic Acid Bioplastic
This review covers how microorganisms degrade polylactic acid (PLA) bioplastic under different environmental conditions. Understanding PLA biodegradation is important for assessing whether PLA products actually break down as intended in real-world environments rather than persisting as microplastics.
Biodegradable Bioplastics: A Review of State-of-the-Art, Challenges, and Future Directions
This review covers the current state, challenges, and future directions for biodegradable bioplastics derived from organic sources like starch and cellulose. While bioplastics are promoted as alternatives to conventional plastics, not all fully break down in natural environments, meaning some can still generate microplastic fragments.
Biodegradability of bioplastics in different aquatic environments: A systematic review
This systematic review examines whether bioplastics actually break down in water as promised. The findings reveal wide variability in how well different bioplastics biodegrade in freshwater and saltwater, and current testing standards lack clear targets, meaning some materials marketed as biodegradable may still persist in the environment and contribute to microplastic pollution.
Analysis of the microplastic emission potential of a starch-based biodegradable plastic material
Researchers developed a method to assess the microplastic emission potential of biodegradable starch-based plastics under environmental conditions, finding that even materials labeled biodegradable can fragment into persistent microplastic particles depending on environmental degradation pathways.
Degradation of supposedly biodegradable polymers in a real estuarine environment
Researchers tested the real-world degradation of supposedly biodegradable polymer bags in an estuarine environment over 180 days. The study found that bags made of PLA combined with PBAT and starch showed the most consistent degradation, while polyethylene bags with oxo-biodegradable additives and plain polyethylene showed minimal breakdown, questioning the effectiveness of some biodegradable alternatives in natural settings.
Biodegradation of Wasted Bioplastics
This paper provides a broad overview of bioplastics — materials made from renewable biological sources — discussing their potential as a partial solution to global plastic pollution and the complexity of their biodegradability. While microplastic accumulation in oceans is mentioned as context for the urgency of the problem, the paper's focus is on bioplastic production and biodegradation rather than microplastic health or environmental impacts.
Assessing the Biodegradation Characteristics of Poly(Butylene Succinate) and Poly(Lactic Acid) Formulations Under Controlled Composting Conditions
Researchers assessed the biodegradation of PLA and PBS biopolymer films and granules under controlled composting conditions over six months. PLA-based materials showed limited degradation while PBS degraded more substantially, highlighting that compostability varies significantly among bioplastics and may be insufficient under real-world composting conditions.
Degradation of Biodegradable Single-use Plates and Waste Bags in Terrestrial and Marine Environments
Field experiments found that biodegradable single-use plates and waste bags degraded at very different rates depending on material and environment, with some lasting far longer than expected. Products labeled as biodegradable may still persist and fragment into microplastics in natural marine and terrestrial conditions.