Search Results - "Rich, Virginia"
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Genome-centric view of carbon processing in thawing permafrost
Published in Nature (London) (01-08-2018)“…As global temperatures rise, large amounts of carbon sequestered in permafrost are becoming available for microbial degradation. Accurate prediction of carbon…”
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2
Methane dynamics regulated by microbial community response to permafrost thaw
Published in Nature (London) (23-10-2014)“…The abundance of key microbial lineages can be used to predict atmospherically relevant patterns in methane isotopes and the proportion of carbon metabolized…”
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3
Scientists’ warning to humanity: microorganisms and climate change
Published in Nature reviews. Microbiology (01-09-2019)“…In the Anthropocene, in which we now live, climate change is impacting most life on Earth. Microorganisms support the existence of all higher trophic life…”
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Climate change microbiology — problems and perspectives
Published in Nature reviews. Microbiology (01-06-2019)“…The signs of climate change are undeniable, and the inevitable impact for Earth and all its inhabitants is a serious concern. Ice is melting, sea levels are…”
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5
Host-linked soil viral ecology along a permafrost thaw gradient
Published in Nature microbiology (01-08-2018)“…Climate change threatens to release abundant carbon that is sequestered at high latitudes, but the constraints on microbial metabolisms that mediate the…”
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Methanotrophy across a natural permafrost thaw environment
Published in The ISME Journal (01-10-2018)“…The fate of carbon sequestered in permafrost is a key concern for future global warming as this large carbon stock is rapidly becoming a net methane source due…”
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7
Changes in peat chemistry associated with permafrost thaw increase greenhouse gas production
Published in Proceedings of the National Academy of Sciences - PNAS (22-04-2014)“…Carbon release due to permafrost thaw represents a potentially major positive climate change feedback. The magnitude of carbon loss and the proportion lost as…”
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Glacier ice archives nearly 15,000-year-old microbes and phages
Published in Microbiome (20-07-2021)“…Background Glacier ice archives information, including microbiology, that helps reveal paleoclimate histories and predict future climate change. Though…”
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Ecology and molecular targets of hypermutation in the global microbiome
Published in Nature communications (24-05-2021)“…Changes in the sequence of an organism’s genome, i.e., mutations, are the raw material of evolution. The frequency and location of mutations can be constrained…”
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Soil Viruses Are Underexplored Players in Ecosystem Carbon Processing
Published in mSystems (01-09-2018)“…Rapidly thawing permafrost harbors ∼30 to 50% of global soil carbon, and the fate of this carbon remains unknown. Microorganisms will play a central role in…”
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Plant organic matter inputs exert a strong control on soil organic matter decomposition in a thawing permafrost peatland
Published in The Science of the total environment (10-05-2022)“…Peatlands are climate critical carbon (C) reservoirs that could become a C source under continued warming. A strong relationship between plant tissue chemistry…”
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Coupling plant litter quantity to a novel metric for litter quality explains C storage changes in a thawing permafrost peatland
Published in Global change biology (01-02-2022)“…Permafrost thaw is a major potential feedback source to climate change as it can drive the increased release of greenhouse gases carbon dioxide (CO2) and…”
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13
Quantifying the inhibitory impact of soluble phenolics on anaerobic carbon mineralization in a thawing permafrost peatland
Published in PloS one (02-02-2022)“…The mechanisms controlling the extraordinarily slow carbon (C) mineralization rates characteristic of Sphagnum-rich peatlands ("bogs") are not fully…”
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14
Discovery of a novel methanogen prevalent in thawing permafrost
Published in Nature communications (2014)“…Thawing permafrost promotes microbial degradation of cryo-sequestered and new carbon leading to the biogenic production of methane, creating a positive…”
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15
Towards optimized viral metagenomes for double-stranded and single-stranded DNA viruses from challenging soils
Published in PeerJ (San Francisco, CA) (04-07-2019)“…Soils impact global carbon cycling and their resident microbes are critical to their biogeochemical processing and ecosystem outputs. Based on studies in…”
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16
Glacier-preserved Tibetan Plateau viral community probably linked to warm–cold climate variations
Published in Nature geoscience (01-09-2024)“…Glaciers archive time-structured information on climates and ecosystems, including microorganisms. However, the long-term ecogenomic dynamics or biogeography…”
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Soil incubation methods lead to large differences in inferred methane production temperature sensitivity
Published in Environmental research letters (01-04-2024)“…Quantifying the temperature sensitivity of methane (CH 4 ) production is crucial for predicting how wetland ecosystems will respond to climate warming…”
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Microbial network, phylogenetic diversity and community membership in the active layer across a permafrost thaw gradient
Published in Environmental microbiology (01-08-2017)“…Summary Biogenic production and release of methane (CH4) from thawing permafrost has the potential to be a strong source of radiative forcing. We investigated…”
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19
Illuminating structural proteins in viral “dark matter” with metaproteomics
Published in Proceedings of the National Academy of Sciences - PNAS (01-03-2016)“…Viruses are ecologically important, yet environmental virology is limited by dominance of unannotated genomic sequences representing taxonomic and functional…”
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Microbiome assembly in thawing permafrost and its feedbacks to climate
Published in Global change biology (01-09-2022)“…The physical and chemical changes that accompany permafrost thaw directly influence the microbial communities that mediate the decomposition of formerly frozen…”
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