All anaerobic digestion articles
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NewsCo-digestion of waste and wastewater from biomanufacturing for energy recovery
Researchers have developed the Anaerobic Baffled Continuous Stirring (ABCS) reactor, a device capable of simultaneously treating solid waste and wastewater from biomanufacturing processes while recovering methane for energy self-sufficiency.
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NewsFood waste treatment can boost renewable energy, but a hidden brown byproduct may be holding it back
Researchers have identified a key chemical obstacle in turning food waste into renewable methane, offering a new semi-quantitative way to track melanoidins and showing that higher doses can severely damage the microbial system.
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NewsTracking melanoidins to improve food-waste biogas recovery
Higher pretreatment temperatures in food-waste biogas recovery can promote Maillard reactions, generating melanoidins. A study shows that melanoidins increase with hydrothermal temperature and inhibit methane production by disrupting methanogenic microbial communities.
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NewsHemp waste biocomposites offer a lower-carbon alternative for packaging and agricultural films
A new study explores how hemp hurd can be converted into microfiber-based biocomposites for packaging films and agricultural mulch films, and shows anaerobic digestion delivers the best environmental outcome for hemp hurd-based bioplastic systems.
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NewsBiochar boosts hydrogen and methane yield in next-generation food-waste-to-energy systems
A research team has demonstrated that adding biochar to two-phase anaerobic digestion systems can significantly increase hydrogen and methane production from food waste, while maintaining system stability under high organic loading rates.
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NewsBiochar boosts clean energy output from food waste in novel two-stage digestion system
A new study from researchers at the University of Western Australia and Universitas Brawijaya has found that adding biochar to advanced food waste recycling systems can significantly increase the clean energy yields of hydrogen and methane. This breakthrough offers promising strategies for municipalities and industries aiming to turn food scraps ...
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NewsDrones reveal unexpectedly high emissions from wastewater treatment plants
Greenhouse gas emissions from many wastewater treatment plants may be more than twice as large as previously thought. This is shown in a new study in which the researchers used drones with specially manufactured sensors to measure methane and nitrous oxide emissions.
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NewsFood systems, climate change, and air pollution: Unveiling the interactions and solutions
A recent review delves into the complex relationships among food systems, climate change, and air pollution, highlighting the need for sustainable strategies to address these interconnected global challenges.
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NewsFish farm poo can generate biogas
Digesting fish waste can allow circular fish and vegetable farms (aquaponics) to produce biogas that can be fed back into the energy system of these farms.