bioremediation – Page 9

Response mechanism of extracellular polymers in the remediation of chromium pollution by carbonate mineralizing bacteria

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Certain bacteria can help clean up chromium pollution by producing protective coatings made of sugar and protein molecules. When exposed to high levels of chromium, these bacteria produce more of these protective coatings, which trap and neutralize the toxic metal. The coating changes its composition to better bind chromium, and the protein structure becomes more porous to catch more metal. This research shows how nature can be used to clean up contaminated environments.

Ecological indicators and biological resources for hydrocarbon rhizoremediation in a protected area

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A gasoline pipeline spill contaminated a protected nature area in Italy, threatening rare fish species. Scientists tested whether plants and natural bacteria could clean up the pollution. They found that corn and sunflower plants, combined with bacteria from the soil, could remove about 70-80% of the petroleum pollution in just 38 days. The study showed this approach could successfully restore the protected area without expensive chemical treatments.

Recent advances in microbial engineering approaches for wastewater treatment: a review

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This review explains how microorganisms like bacteria, fungi, and algae can clean polluted water more effectively and cheaply than traditional methods. These microbes break down harmful chemicals, remove heavy metals, and clean industrial waste. Using multiple types of microbes together (microbial consortium) works better than using a single type, making it an environmentally friendly and economical solution for treating wastewater worldwide.

Effects of Long-Term Heavy Metal Pollution on Microbial Community Structure in Soil

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Heavy metals from mining operations contaminate farmland soil and reduce its quality. This research examined how different types of bacteria and fungi adapt to living in heavily polluted soil by collecting samples from a contaminated farm in China. The study found that specific microorganism species thrive in different levels of contamination and could potentially be used to help clean up polluted soils through natural biological processes.

Innovative Approaches and Evolving Strategies in Heavy Metal Bioremediation: Current Limitations and Future Opportunities

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Heavy metals like lead, mercury, and arsenic accumulate in soil and water, harming both ecosystems and human health. Traditional cleanup methods are expensive and harmful to the environment. Scientists are developing biological solutions using microorganisms and special plants that can absorb or break down these toxic metals, combined with genetic engineering and nanotechnology to make the process faster and more effective.

Evaluation of resistance patterns and bioremoval efficiency of hydrocarbons and heavy metals by the mycobiome of petroleum refining wastewater in Jazan with assessment of molecular typing and cytotoxicity of Scedosporium apiospermum JAZ-20

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Scientists isolated fungi from oil refinery wastewater in Saudi Arabia and discovered that a fungus called Scedosporium apiospermum JAZ-20 is exceptionally good at removing harmful metals and oil pollutants from contaminated water. This fungus was also tested on human cancer cells and showed promise as a potential anti-cancer agent while being relatively safe. The research suggests this fungus could be used as an eco-friendly solution to clean up polluted industrial wastewater.

Potential biodegradation of polycyclic aromatic hydrocarbons (PAHs) and petroleum hydrocarbons by indigenous fungi recovered from crude oil-contaminated soil in Iran

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Scientists isolated fungi from oil-contaminated soil in Iran to find species that can break down petroleum pollutants. Two fungi species, Alternaria tenuissima and Epicoccum nigrum, showed exceptional ability to degrade harmful oil compounds called PAHs. When applied to contaminated soil in the laboratory, these fungi successfully eliminated over 70% of the long-chain hydrocarbons. This research offers a natural and cost-effective way to clean up oil-spilled soil without using harsh chemicals.

Mycoremediation: Expunging environmental pollutants

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Fungi can be used to clean up environmental pollution from industrial waste, pesticides, and heavy metals. Unlike expensive chemical treatments, fungal mycoremediation is cost-effective and environmentally friendly. Fungi produce natural enzymes that break down harmful pollutants into harmless substances, making it a promising solution for protecting soil and water contamination.

Microbial Consortium–Mediated Degradation of Polyethylene Terephthalate in Orthodontic Aligners: A Comprehensive Review

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This review examines how microorganisms can break down plastic used in clear orthodontic aligners (PET plastic). Clear aligners are popular because they are invisible and comfortable, but patients need new ones every 1-2 weeks, creating significant plastic waste. Scientists have discovered bacteria and fungi that produce special enzymes capable of degrading this plastic into harmless components, offering a sustainable alternative to traditional disposal methods like landfilling and incineration.

Biodecolorization and Biodegradation of Methyl Orange by Immobilized Pseudomonas aeruginosa Bacterium into SA/PVA Matrix Integrated with MOF UiO-66 Adsorbent

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Scientists created special beads containing bacteria and a porous material called MOF to remove orange dye (methyl orange) from contaminated water. The bacteria break down the dye molecules while the porous material helps trap the dye, working together more effectively than either method alone. These beads removed over 92% of the dye from water in just 10 days, making them promising for treating textile industry wastewater.

Research Keyword: bioremediation