bioremediation – Page 2

Modern-Day Green Strategies for the Removal of Chromium from Wastewater

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Chromium from industries like leather tanning and metal plating contaminates water and soil, causing serious health problems including cancer and organ damage. Scientists have developed eco-friendly methods using bacteria, fungi, plants, and agricultural waste to remove chromium from polluted water at low cost. These biological treatment methods are more sustainable and affordable than traditional chemical approaches, offering a promising solution for cleaning up contaminated environments.

Comparative Genomics and Phylogenomics of Novel Radiation-Resistant Bacterium Paracoccus qomolangmaensis sp. nov. S3-43T, Showing Pyrethroid Degradation

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Scientists discovered a new type of bacteria called Paracoccus qomolangmaensis living on Mount Everest at extreme altitude where radiation is 10-20 times stronger than at sea level. This remarkable bacterium can survive intense radiation, oxidative stress, and can degrade harmful pesticides called pyrethroids. The bacteria’s genome contains special genes for repairing DNA damage and protecting itself from oxidative stress, making it a valuable resource for understanding how life survives in extreme conditions and potentially cleaning up pesticide contamination.

Gigaspora roseae and Coriolopsis rigida Fungi Improve Performance of Quillaja saponaria Plants Grown in Sandy Substrate with Added Sewage Sludge

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Researchers studied how two types of beneficial fungi (mycorrhizal and saprophytic) can help a Chilean tree called Quillaja saponaria grow better in sandy soil mixed with treated sewage sludge. When plants were inoculated with these fungi and given moderate amounts of sludge, they showed significantly improved growth. The saprophytic fungus alone produced the best results, increasing plant height by over 300%. This approach could help recycle sewage waste while growing useful plants that produce saponins used in medicine and industry.

Exploring Trichoderma Species in Industrial Wastewater: Morphological and Molecular Insights from Isolates

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Researchers isolated and identified four species of Trichoderma fungi from industrial wastewater in Pakistan, including steel mill, tannery, and textile mill effluents. These fungi were characterized using both traditional microscopy and modern DNA sequencing techniques. The study identified three new species records for Pakistan and showed these fungi can help treat industrial pollution while potentially producing useful enzymes.

Enhancing environmental decontamination and sustainable production through synergistic and complementary interactions of actinobacteria and fungi

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Actinobacteria and fungi are powerful microorganisms that can be used together to clean up polluted environments and improve agriculture. When these two types of organisms work together in co-cultures, they can degrade toxic substances like pesticides and heavy metals more effectively than either could alone. This approach offers a sustainable way to address environmental contamination while potentially reducing reliance on chemical treatments.

Metagenomic assembled dataset of potentially polyethylene terephthalate-degrading microcosms enriched from seawater, cow dung, and landfill soil

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Scientists have created a database of 99 microbial genomes collected from seawater, cow manure, and landfill soil that can potentially break down polyethylene terephthalate (PET), the plastic used in bottles and clothing. These microorganisms were grown in laboratory experiments for 180 days using PET as their only food source. The research provides valuable information about which bacteria and archaea might help solve plastic pollution problems through natural biodegradation.

Cumulative exposure of xenobiotics of emerging concern from agrifood under the One Health approach (XENOBAC4OH)

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This research programme examines how harmful chemicals from industry and agriculture accumulate in our food supply and environment. Scientists used a ‘One Health’ approach that considers impacts on humans, animals, and ecosystems together. They tested methods to measure chemical contamination in water and soil, studied how bacteria might break down pollutants, and investigated how different farming practices affect the safety of food crops like tomatoes.

Toxicity Assessment and Bioremediation of Deep Eutectic Solvents by Haloferax mediterranei: A Step toward Sustainable Circular Chemistry

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This research demonstrates that a salt-loving microorganism called Haloferax mediterranei can safely tolerate and even metabolize certain eco-friendly solvents known as deep eutectic solvents (DESs). These solvents are promoted as green alternatives to toxic chemicals, but their safety wasn’t well understood. The study found that this hardy microorganism can use some components of these solvents as food sources, suggesting it could help clean up waste containing these chemicals in an environmentally friendly way.

A novel eco-friendly Acinetobacter strain A1-4-2 for bioremediation of aquatic pollutants

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Scientists discovered a new bacterial strain called Acinetobacter A1-4-2 that can break down various water pollutants including oils, aromatic chemicals, and other organic wastes. The bacteria were found to be safe for the environment based on fish toxicity tests and have limited antibiotic resistance. This strain shows promise as a natural solution for cleaning up polluted waters and could potentially be enhanced through genetic engineering to work even better.

Optimization of Growth Conditions of Desulfovibrio desulfuricans Strain REO-01 and Evaluation of Its Cd(II) Bioremediation Potential for Detoxification of Rare Earth Tailings

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Researchers studied a special bacterium found in rare earth mining tailings that can remove harmful cadmium and reduce sulfate contamination. By optimizing growing conditions like temperature, pH, and food sources, they found the bacterium could remove over 95% of cadmium and reduce sulfate levels significantly. This discovery offers a promising environmentally-friendly method to clean up contaminated mining sites.

Research Keyword: bioremediation