biogeochemical cycling

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.

A review on microbe–mineral transformations and their impact on plant growth

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Soil microorganisms are crucial partners that help plants access nutrients locked in soil minerals. Bacteria and fungi produce special acids and molecules that dissolve minerals, making nutrients like phosphorus, iron, and zinc available for plant roots to absorb. This natural process reduces the need for chemical fertilizers and helps plants grow stronger while cleaning up contaminated soils.

Metagenomic Analysis: Alterations of Soil Microbial Community and Function due to the Disturbance of Collecting Cordyceps sinensis

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This research examines how harvesting Cordyceps sinensis (a valuable medicinal fungus) affects the soil’s microscopic organisms on the Tibetan Plateau. While collection doesn’t reduce the total number of microbes, it significantly changes which types live in the soil and how they function. The study found that collection alters important soil processes related to carbon, nitrogen, and phosphorus cycling, suggesting that harvesting practices need to balance economic benefits with environmental health.

Exploring Bacterial Interactions Under the Stress Gradient Hypothesis in Response to Selenium Stress

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This research reviews how bacteria respond to selenium pollution. Under low selenium stress, bacteria compete with each other for resources. As selenium levels increase, bacteria begin helping each other survive by producing detoxifying compounds. Some bacteria can convert toxic selenium into harmless forms, protecting less-tolerant bacteria in their community. Understanding these interactions helps us develop better strategies for cleaning up selenium-contaminated environments.

Towards understanding the impact of mycorrhizal fungal environments on the functioning of terrestrial ecosystems

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Mycorrhizal fungi form partnerships with plant roots and profoundly influence soil health and carbon storage. Different types of these fungi (arbuscular, ectomycorrhizal, and ericoid) work differently and create distinct soil environments with varying impacts on nutrient availability and carbon cycling. Researchers have now developed a unified framework and an experimental system to better understand and measure these effects, which could improve our ability to manage soils and predict ecosystem responses to environmental changes.

The Functional Role of Fungi and Bacteria in Sulfur Cycling During Kelp (Ecklonia Radiata) Degradation: Unconventional Use of PiCrust2

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When kelp washes up on beaches, microscopic fungi and bacteria work together to break it down and recycle its nutrients back into the ocean. This study shows that fungi play a much bigger role in this process than previously thought, especially in cycling sulfur compounds that affect climate. By understanding these microbial partnerships, scientists can better predict how coastal ecosystems respond to changes in seaweed production.

Insights into the Mycosphere Fungal Community and Its Association with Nucleoside Accumulation in Ophiocordyceps sinensis

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Chinese cordyceps (Ophiocordyceps sinensis) is a precious medicinal fungus found on the Tibetan Plateau that has anti-inflammatory and anti-tumor properties. Researchers studied the fungi living in soil around wild cordyceps and found that the types and amounts of these soil fungi are connected to how much medicinal compounds accumulate in the cordyceps. Samples from certain regions like Yushu had more diverse soil fungi and higher levels of beneficial compounds called nucleosides. This suggests that managing soil fungi could help improve the quality of cordyceps grown in cultivation.

Towards understanding the impact of mycorrhizal fungal environments on the functioning of terrestrial ecosystems

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This research examines how different types of fungal partners of plants affect soil health and function. Scientists propose a new framework called mycorrhizal fungal environments (MyFE) to better understand how these underground fungi influence carbon storage, nutrient cycling, and overall soil properties. They introduced a large-scale experiment called Mycotron to study three main types of mycorrhizal fungi and their distinct impacts on soil processes, which could help us better manage soils in response to climate change.

Research Keyword: biogeochemical cycling