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12 exotic bacteria found to passively collect rare earth elements from wastewater

Frontiers

This allows these rare elements, for which demand is steadily growing, to be collected from wastewater from mining, metallurgy, and the recycling of e-waste, and reused. Circular economy The advantages of moving from a wasteful ‘linear’ economy to a ‘circular’ economy, where all resources are recycled and reused, are obvious.

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Fermentation turns greenhouse gases into useful chemicals

Physics World

Unfortunately, they are manufactured from fossil resources using highly energy-intensive techniques that release hazardous waste and greenhouse gas (GHG) emissions. How it works: the team took a three-pronged optimization approach to increase fermentation efficiency and output (Courtesy: FE Liew et al / Nature Biotechnology ).

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Microbes in cow stomach can break down plastic

Frontiers

The new findings present a sustainable option for reducing plastic waste and litter, co-opting the great metabolic diversity of microbes. The discovery is published today in the open access journal Frontiers in Bioengineering and Biotechnology.

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How waste-eating bacteria digest complex carbons

Environmental News Bits

For the first time, researchers mapped the metabolic mechanisms in a Comamonas bacterium that digests chemicals from plastic and plant waste. This new information could potentially lead to novel biotechnology platforms that harness the bacteria to help recycle plastic waste.

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Scientists knit futuristic eco-building designs using fungal networks

Frontiers

by Angharad Brewer Gillham, Frontiers science writer Image courtesy of the Hub for Biotechnology in the Built Environment Scientists have developed mycocrete, a paste made with the root network of fungus called mycelium, as a building material. It is lightweight, flexible, and formable.

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GAO Publishes Science & Tech Spotlight on Biorecycling of Plastics

Brag

GAO states that research suggests that biorecycling of plastics could help promote a circular economy in which plastic waste is continuously reincorporated into new products. Biorecycling of plastics could help promote a circular economy by turning waste into more useful products while reducing dependence on fossil fuels for new plastics.

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New Advisory Board Members for Environmental Science: Water Research & Technology

Water Research & Technology

Yong is a Professor at Korea University, South Korea, and Director, APRU Sustainable Waste Management. His research focuses on strategies for waste management, including conversion to energy and value-added products. Read his work in RSC journals. Xin is a Professor at Nankai University, China. Read his work in the journal.