Recycling
Rice University develops flash heating for rare earth recovery from e-waste
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Researchers at Rice University have pioneered a rapid flash Joule heating technique that efficiently extracts rare earth elements from electronic waste. This method heats materials to extreme temperatures in milliseconds, achieving high recovery rates without harsh chemicals. The innovation addresses the critical need for sustainable sourcing of these vital minerals used in electronics and green technologies.
Deposit return systems aid recycling and save money
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Deposit return systems encourage beverage container recycling by refunding small deposits to consumers. These programs reduce waste and litter while providing financial incentives. Widely used in Europe and parts of the US, they demonstrate environmental and economic benefits.
Earth911 updates guide to eco-friendly Halloween decorations
Earth911 has refreshed its popular article on sustainable Halloween decorations, adding two new DIY ideas to reduce holiday waste. Originally published in 2017, the guide emphasizes using recycled materials for fun, environmentally kind crafts. It highlights seven easy projects suitable for families.
Soda pop faces sustainability challenges in production and packaging
Traditional soda pop contributes to environmental harm through water use, sugar production, and especially packaging, according to an updated analysis. While companies like PepsiCo make progress on water efficiency, aluminum cans offer a greener option over plastic. Home carbonation systems and functional sodas emerge as more sustainable alternatives.
New method recycles rare earth elements from waste magnets
Researchers at Rice University have developed a process to extract rare earth elements from discarded magnets using less energy and fewer chemicals than traditional methods. The technique, published in the Proceedings of the National Academy of Sciences, heats waste materials rapidly with electricity and employs chlorine gas to separate valuable elements. This approach could help meet growing demand for these critical materials by tapping into electronic waste.