bioremediation – Page 11

Uncovering mercury accumulation and the potential for bacterial bioremediation in response to contamination in the Singalila National Park

mycolabadmin

Researchers discovered significant mercury pollution in the Singalila National Park in the Indian Himalayas, particularly at its highest peak. The mercury likely travels through the air from polluted regions below and accumulates due to the cold mountain climate. Scientists identified several bacteria that can tolerate and remove mercury, which could potentially help clean up these contaminated areas and protect the rare wildlife living there.

Complete genome sequence of Pseudomonas sp. PP3, a dehalogenase-producing bacterium, confirms the unusual mobile genetic element DEH

mycolabadmin

Scientists completed the full genetic sequence of a special bacterium called Pseudomonas sp. PP3 that can break down harmful chlorinated chemicals used in herbicides and pesticides. The bacterium carries unusual mobile genetic elements that contain genes for dehalogenase enzymes, which enable it to remove chlorine atoms from these pollutants. This discovery helps us understand how bacteria can be used to clean up contaminated soil and water. The research confirms that this organism is closely related to another known Pseudomonas species and provides valuable information for developing better bioremediation strategies.

Adaptive responses of Gordonia alkanivorans IEGM 1277 to the action of meloxicam and its efficient biodegradation

mycolabadmin

This research demonstrates that a bacterium called Gordonia alkanivorans can break down meloxicam, a commonly used anti-inflammatory drug that pollutes our environment. The bacteria successfully converted the harmful drug into less toxic byproducts over two weeks. The study reveals how the bacteria adapted to handle the drug stress and identified the specific genes and enzymes responsible for the degradation process. These findings could lead to new biological methods for cleaning pharmaceutical pollutants from wastewater.

Enhanced MICP for Soil Improvement and Heavy Metal Remediation: Insights from Landfill Leachate-Derived Ureolytic Bacterial Consortium

mycolabadmin

Researchers used naturally-occurring bacteria from landfill waste liquid to create a sustainable method for cleaning contaminated soil and removing heavy metals like cadmium and nickel. The bacteria produce calcium carbonate (a mineral similar to limestone) which strengthens soil and traps pollutants. This biological approach is cheaper, more environmentally friendly, and more effective than traditional chemical cleaning methods, making it promising for treating contaminated sites worldwide.

Scoping Review on Mitigating the Silent Threat of Toxic Industrial Waste: Eco-Rituals Strategies for Remediation and Ecosystem Restoration

mycolabadmin

This review examines how industrial waste contaminates soil and water through heavy metals and chemicals, harming ecosystems and human health through food chain contamination. The study shows that pollutants like cadmium and lead kill aquatic life, reduce soil fertility, and disrupt beneficial soil microorganisms. The review recommends solutions including cleaner manufacturing practices, advanced wastewater treatment, and eco-friendly methods like using plants to absorb contaminants.

Biodegradation of BTEX by Bacteria Isolated From Soil Contaminated With Petroleum Sludge and Liquid and Solid Petrochemical Effluents

mycolabadmin

Scientists isolated bacteria from oil-contaminated soil that can effectively break down BTEX chemicals, which are toxic pollutants from petroleum products. Two bacterial strains, Arthrobacter pascens and Bacillus sp., proved most effective at degrading these harmful compounds, removing over 80% within 12 days. These findings suggest these bacteria could be used to clean up contaminated sites naturally and cost-effectively.

Characteristics of Aniline Aerofloat Biodegradation in Mineral Processing Wastewater and Energy Recovery by Single-Chamber Bioelectrochemical System: Strategies for Efficiency Improvement and Microbial Mechanisms

mycolabadmin

This study demonstrates that microbial fuel cells can effectively treat mining wastewater containing aniline aerofloat, a toxic organic chemical, while simultaneously generating electricity. By optimizing conditions such as pH and electrical resistance, the system achieved over 72% removal of the contaminant. Specific bacteria enriched in the fuel cell anode proved instrumental in breaking down this complex compound, offering a promising sustainable solution for mining industry wastewater management.

Extremely chaotolerant and kosmotolerant Aspergillus atacamensis – a metabolically versatile fungus suitable for recalcitrant biosolid treatment

mycolabadmin

Scientists discovered a special fungus called Aspergillus atacamensis that can survive in extremely salty environments, similar to salt lakes in the Atacama Desert. This fungus is remarkable because it can break down harmful pollutants and chemicals, including medications and oil-based compounds. Researchers tested its ability to clean contaminated wastewater and biosolids, finding it highly effective at removing various contaminants. This discovery opens new possibilities for using this hardy fungus to clean up environmental pollution in industries and wastewater treatment facilities.

Insights on Anabaena sp. PCC 7120 Responses to HCH Isomers: Tolerance, Degradation, and Dynamics on Potential lin Genes Expression

mycolabadmin

This research examined how a type of cyanobacteria called Anabaena can help clean up contaminated areas by breaking down different forms of a harmful pesticide called HCH. The scientists found that Anabaena handles some forms of HCH better than others, completely eliminating certain types while only partially breaking down others. This discovery suggests that Anabaena could potentially be used in environmental cleanup projects to remove HCH pollution from water and soil.

The Importance of Humic Acids in Shaping the Resistance of Soil Microorganisms and the Tolerance of Zea mays to Excess Cadmium in Soil

mycolabadmin

This research explores how humic acids, which are natural organic substances found in soil, can help protect plants and soil bacteria from cadmium, a toxic heavy metal. When cadmium contaminated soil, the application of humic acid preparation called Humus Active promoted the growth of specialized bacteria that can tolerate and break down cadmium. As a result, corn plants grew better and maize biomass increased significantly when the soil was treated with the humic preparation, suggesting this is a practical solution for farming on contaminated land.

Research Keyword: bioremediation