Coal Ash Legacy Rewires Floodplain Soil Microbes and Their Nitrogen Genes
Long-term coal ash contamination restructures floodplain soil microbial communities and shifts the balance of nitrogen-cycling genes toward ammonia oxidation and ...
Tag: denitrification
Sponge-Powered Reactor Keeps Fish Farm Water Clean Without Water Exchanges
Japanese researchers paired anaerobic and aerobic sponge reactors to manage nitrogen in a marine fish farm, achieving stable water quality ...
Salt Marsh Microbes Hold Steady Through Day-Night Swings, Venice Lagoon Study Finds
A study of two Venice Lagoon salt marshes shows that sediment microbial communities remain taxonomically stable across a full summer ...
Sewage Overtakes Fertilizer as the Hidden Engine of Nitrate Pollution in a Karst River Basin
Dual nitrate isotopes and a Bayesian SIAR model reveal that manure and sewage, not fertilizer, supply over half the nitrate ...
Second-Sphere Hydrogen Bonds Give Iron Catalysts a Boost in Nitrate Reduction
Chemists report that hydrogen bonds placed in the second coordination sphere of iron complexes substantially accelerate catalytic nitrate reduction, mimicking ...
Aquaculture runoff may erode mangroves’ iron-shielded carbon stores and flip nitrogen cycling toward recycling
A study in the Maowei Sea shows aquaculture wastewater weakens iron-protected carbon storage in mangrove soils and shifts nitrogen cycling ...
Underwater Plants Set the Daily Rhythm of Nitrogen in a Karst Stream
High-resolution isotope monitoring in a Chinese karst stream shows that submerged vegetation, not denitrification, drives the daily cycles of nitrogen ...
3D-Printed Living Materials Supercharge Wastewater Bacteria to Achieve Complete Nitrogen Removal
Researchers at Tianjin University used 3D bioprinting to create engineered living materials that couple anammox bacteria with denitrifiers, achieving complete ...
Global Nitrogen Cycle Out of Balance as Reactive Nitrogen Accumulates on Land
A sweeping new review finds that reactive nitrogen entering the biosphere has grown fivefold since the 1960s while atmospheric removal ...
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Mothers who receive childcare support from maternal grandparents show more parental warmth, finds NTU Singapore study
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University of Seville Breaks 120-Year-Old Mystery, Revises a Key Einstein Concept
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Bee body mass, pathogens and local climate influence heat tolerance
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Researchers record first-ever images and data of a shark experiencing a boat strike
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Groundbreaking Clinical Trial Reveals Lubiprostone Enhances Kidney Function
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