soil pollution – mycolab.ai

Exploring functional microbiota for uranium sequestration in Zoige uranium mine soil

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Researchers studied bacteria in uranium-contaminated soil from a mine in China to find microorganisms that could help clean up the pollution. They discovered that three types of bacteria—Actinobacteria, Firmicutes, and Cyanobacteria—are particularly good at binding uranium and could be used for natural soil remediation. These bacteria survive in the contaminated environment by producing amino acids and fatty acids that help them deal with uranium stress.

Functional genomic analysis of Bacillus cereus BC4 strain for chromium remediation in contaminated soil

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Scientists discovered a bacterium called Bacillus cereus BC4 that can remove dangerous chromium from contaminated soil very effectively. By sequencing the bacteria’s genes, they found specific proteins that help it break down and transport chromium, converting the toxic form into a less harmful version. This research could help clean up polluted soils and restore damaged ecosystems, offering a natural and sustainable approach to environmental cleanup.

Extended Environmental Multimedia Modeling System (EEMMS) with Analytic Hierarchy Process for Dual Evaluation of Energy Consumption and Pollutants in Solid Waste

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This study examined how landfill leachate pollution spreads through groundwater toward Canadian territory. Scientists used computer models to track the movement of organic matter (BOD) over 20 years from the CFSWMA landfill. The findings showed that while some contamination reaches the Canadian border, concentrations decrease along the way. The research recommends installing barriers to block pollutants and proposes a balanced approach considering both environmental safety and energy efficiency in waste management.

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.

Phytoremediation of Heavy Metal-Contaminated Soil Using Drought-Adapted Sweet Sorghum (Sorghum bicolor L.) in Arid Regions of Kazakhstan

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Researchers found that sweet sorghum, a drought-tolerant crop, can effectively clean soil contaminated with toxic metals in Kazakhstan’s dry regions. By carefully selecting genotypes that were both adapted to harsh conditions and showed strong growth in laboratory tests, they demonstrated that the plants accumulate lead, cadmium, and cobalt primarily in their roots, making them safe for harvesting. This plant-based approach offers an affordable and environmentally friendly alternative to expensive traditional soil cleanup methods.

Arbuscular mycorrhizal networks—A climate-smart blueprint for agriculture

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Arbuscular mycorrhizal fungi are beneficial organisms that form partnerships with plant roots to improve crop health and productivity without relying heavily on synthetic chemicals. These fungal networks enhance soil health, help plants survive droughts and diseases, improve nutrient absorption, and redistribute water through the soil. By using proper farming practices like crop diversification and fungal inoculants, farmers can harness these natural networks to increase yields while reducing fertilizer costs and environmental pollution.

Bioaccumulation and physiological changes in the fruiting body of Agaricus bisporus (Large) sing in response to cadmium

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This research shows that button mushrooms (Agaricus bisporus) can absorb and accumulate harmful cadmium from contaminated soil. When exposed to cadmium stress, the mushrooms increase their protective chemical defenses, including antioxidant enzymes and organic acids, to survive the toxic conditions. The study demonstrates that these edible mushrooms could potentially be used as a practical and cost-effective method to clean up cadmium-polluted soils.

Phytostabilization of Heavy Metals and Fungal Community Response in Manganese Slag under the Mediation of Soil Amendments and Plants

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This research shows that adding spent mushroom compost and a mineral amendment called attapulgite to contaminated mining waste, combined with planting a hardy tree species, significantly reduces heavy metal pollution. The tree and amendments work together by improving soil quality and promoting beneficial fungi that help stabilize harmful metals in the soil, preventing them from leaching into groundwater and surrounding ecosystems.

Disease: soil pollution