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circular economy

The new brick can be manufactured with a high density, compressive strength, tensile strength and Young's modulus (the ability to withstand changes under lengthwise compression).

Urban Concrete Recycling Breakthrough: New Bricks Made from Demolition Waste and CO2

Categories Earth, Energy & Environment, Technology

Industrial waste red mud raw material (left) and pelletized red mud catalyst (right)

Innovative Catalyst Turns Industrial Waste into Powerful Tool for Fighting Climate Change

Categories Earth, Energy & Environment, Technology

University of Toronto PhD candidate Jaesuk (Jay) Paeng stands next to Professor Gisele Azimi and holds the team’s newly designed electrochemical cell that can withstand temperatures up to 1600 degrees Celsius while electrochemically removing contaminants from steel using slag-based electrolyte.

New Steel Recycling Method Could Help Decarbonize Manufacturing, Create a Circular Economy

Categories Earth, Energy & Environment, Technology

Engineered yeast-containing hydrogel capsules could be used to remove lead from contaminated water rapidly and inexpensively. The work, from MIT and Georgia Tech researchers, could be especially useful in low-income areas with high lead contamination.

Repurposed beer yeast may offer a cost-effective way to remove lead from water

Categories Earth, Energy & Environment, Life & Non-humans

Clothing manufacturers aim to get fashionable with greener practices

Categories Bloggers

Dry toilet in Charles Léopold Mayer Foundation for Human Progress, in Paris.

A review of how wealthy societies dispose of their excrement

Categories Social Sciences

Beyond the bin: giving biowaste a second life

Categories Bloggers

In India, natural ways to clean up wastewater promise big benefits

Categories Bloggers

Lemon peel, flax fibres hold keys to eco-friendly car parts

Categories Bloggers

Solar-powered reactor for converting plastic and greenhouse gases into sustainable fuels Credit: Reisner Lab

Solar-powered system converts plastic and greenhouse gases into sustainable fuels

Categories Earth, Energy & Environment, Technology

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