All Waste Management articles – Page 3
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NewsManure digesters on farms carry limited benefits and potential harms
Manure digesters, touted as eco-friendly solutions for managing agricultural waste and reducing greenhouse gases, have limited capacity to reduce livestock-related greenhouse gas emissions, and entail potential hazards that may outweigh their benefits.
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NewsResearchers discover microbes turning food waste into energy
Researchers have identified a previously unknown microbe that plays a crucial role in converting food waste into renewable natural gas, using a molecular tagging approach that could also detect other elusive microbes - including those that are breaking down microplastics in the ocean.
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NewsFeeding off spent battery waste, a novel bacterium signals a new method for self-sufficient battery recycling
A unique bacterium that thrives in highly acidic environments feeds on spent battery “waste”, making it a promising new method for self-sufficient battery recycling. Acidithiobacillus ferrooxidans (Atf) has a natural metabolic cycle that produces protons capable of leaching electrode materials from spent batteries.
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NewsCofactor engineering with phosphite dehydrogenase enables flexible regulation of lactate-based copolymer biosynthesis in E. coli
A new breakthrough enables higher yields of poly(3-hydroxybutyrate-co-lactate) [P(3HB-co-LA)] without disrupting bacterial growth, paving the way for more sustainable bioplastic manufacturing.
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NewsScientists turn algae and crop waste into valuable fuels and nanomaterials
Researchers have developed a clean and efficient process to transform microalgae and agricultural residues into a range of high-value products, including biofuels, bio-adsorbents, and fluorescent carbon nanodots.
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NewsGlobal analysis reveals how biochar supercharges composting and cuts greenhouse gases
By analyzing data from 125 studies across the world, researchers showed that adding biochar to composting systems significantly boosts compost quality while slashing harmful greenhouse gas emissions.
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News1000-litre ‘corn-to-carrier’ demo turns stover into 10.6 g L⁻¹ microbial lipids
Researchers have shown that last autumn’s corn stalks can be transformed into a palm-oil-like fat suitable for aviation biofuel or cosmetics without the energy-guzzling steps that have kept lignocellulosic biorefineries on the drawing board.
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NewsValorization of soybean-processing wastewater sludge via black soldier fly larvae: performance and bacterial community dynamics
A new study indicates that the valorization of soybean-processing-sourced sludge via black soldier fly larvae was achieved via functionally important BSFL intestinal microbiota, providing an efficient recycling approach for similar waste streams.
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NewsWastewater plants produce twice as much greenhouse gases as officially estimated
Wastewater plants emit about twice as much greenhouse gas as previously believed, according to a new study. Collectively sewer plants produced 1.9 times the nitrous oxide gas estimated by the Environmental Protection Agency and 2.4 times the methane.
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NewsBacteria transform waste polystyrene into nylon precursors
Scientists have succeeded in getting bacteria to break down the molecular building blocks of polystyrene and convert them into useful chemicals.
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NewsCaldic and AmphiStar join forces to transform personal care market in Europe with upcycled microbial biosurfactants
Global distributor Caldic and Belgian biotech innovator AmphiStar have announced an exclusive partnership to distribute and promote AmphiStar’s 100% upcycled microbial biosurfactants for personal care applications across Europe.
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NewsSteel sludge transformed into powerful water cleaner for antibiotic pollution
Researchers have developed an innovative way to turn steel industry waste into a low-cost material that can clean antibiotics out of water, offering a promising solution to one of today’s growing environmental challenges.
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NewsAlkali waste dumped in the Pacific Ocean created alkalophilic microbial ecosystems
Barrels filled with industrial waste that were dumped in the sea near Los Angeles more than 50 years ago are creating new microbial ecosystems adapted to highly alkaline conditions.
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NewsGiving food waste fermentation a ‘jolt’ increases chemical production
Adding an electrical jolt to fermentation of industrial food waste speeds up the process and increases the yield of platform chemicals that are valuable components in a wide range of products, new research shows.
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NewsPeanut shell biochar composite shows promise for removing antibiotic-resistant bacteria from aquaculture wastewater
Researchers have developed a novel, low-cost catalyst that efficiently removes antibiotic-resistant bacteria (ARB) from aquaculture wastewater, offering a potential new solution to one of today’s most pressing environmental and public health challenges.
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NewsPretreatment methods deploying microbes bring second-gen biofuels from oilcane closer to commercialization
In collaboration with other Bioenergy Research Centers (BRCs), researchers at the Center for Advanced Bioenergy and Bioproducts Innovation (CABBI) are developing industrially feasible techniques for second-generation biofuel production from oilcane, an oil-rich variety of sugarcane, to help meet our growing societal demand for fuels. Source: April Wendling/CABBI CABBI ...
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NewsBacteria that ‘shine a light’ on microplastic pollution
Researchers have developed a living sensor that attaches to plastic and produces green fluorescence. In an initial test on real-world water samples, the biosensor could easily detect environmentally relevant levels of microplastics.
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NewsLignin is effective against viruses and bacteria
Lignin, a polyphenol, has antimicrobial activity against viruses and bacteria. An by-product from wood industry, lignin has potential as promising green alternative to synthetic antimicrobial agents for coating agents, packaging material, or surface disinfectants.
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NewsJames Hutton Limited to open lab capable of analysing anaerobic digestate
New plans to open a lab capable of analysing anaerobic digestate have been announced by James Hutton Limited, the commercial wing of The James Hutton Institute.
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News‘Major leap in bioelectronic sensing’: researchers turn bacteria into tiny pollution detectors
Researchers have engineered E. coli to act as living multiplexed sensors, allowing these genetically modified cells to detect and respond to multiple environmental toxins simultaneously by converting their biological responses into readable electrical signals.