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Additional Front Cover
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This entry is the additional front cover image for a journal issue, featuring imagery related to a study by Peng-Yang Wang et al. on microplastics boosting soil multifunctionality by enhancing competitive co-occurrence of bacterial communities in drylands, and does not contain primary research content.
The Inside Front cover image is based on the article Microplastics Boost Soil Multifunctionality via Enhancing Competitive Co‐Occurrence of Bacterial Communities in Drylands by Peng‐Yang Wang et al., https://doi.org/10.1002/ldr.70117 . image
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Microplastics Boost Soil Multifunctionality via Enhancing Competitive Co‐Occurrence of Bacterial Communities in Drylands
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A two-year field experiment in dryland soils investigated how microplastics of different morphologies and concentrations affect soil ecosystem multifunctionality by altering bacterial community dynamics. Microplastics generally increased competitive co-occurrence among bacteria, which unexpectedly boosted ecosystem multifunctionality, though the mechanisms varied by morphology and concentration.
Uniqueness and Dependence of Bacterial Communities on Microplastics: Comparison with Water, Sediment, and Soil
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Researchers compared bacterial communities on microplastics with those in water, sediment, and soil in the Three Gorges Reservoir area, finding that microplastic-associated communities are unique in composition and ecological function compared to surrounding environments.
Bacterial community structure of water, sediment and microplastics in Poyang Lake wetland.
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This study compared the bacterial communities living on four types of microplastics (film, foam, fiber, and fragment) in Poyang Lake wetland in China against the bacterial communities in the surrounding water and sediment. The microplastic surfaces hosted distinct microbial communities that differed from both the water and sediment, with foam microplastics supporting the least diverse communities. This "plastisphere" research is important because the unique bacteria colonizing plastic surfaces could spread pathogens or alter nutrient cycles in freshwater wetland ecosystems.
Correction to: Effect of Polyvinyl Chloride Microplastics on Bacterial Community and Nutrient Status in Two Agricultural Soils
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This is a correction notice for a previously published study on how polyvinyl chloride microplastics affect soil bacterial communities and nutrient levels, fixing mislabeled bacterial groups in one figure. The underlying finding — that PVC microplastics alter soil microbial communities — remains valid.
Edaphic Gradients Reshape Microbial Microenclaves Assembly within Plastispheres
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Researchers sampled microplastics and surrounding soils at 27 urban wetland sites in China to study how bacteria colonize plastic surfaces, forming communities known as plastispheres. They found that plastispheres selectively recruit soil bacteria but harbor only 52-69% of the bacterial diversity found in adjacent soil. The study reveals that soil nutrient levels and moisture conditions strongly influence how these microplastic-associated microbial communities assemble.
Research digests by email
When a large batch of papers lands in the Atlas, we read through it and send a short write-up of what stood out.