Matching your koi pond filter to the right pump flow rate keeps water stable and koi stress-free, and sizing both correctly ...

"My research has found that crumb rubber, derived from waste tires, can be used as a filter media," Xie explains. "The crumb rubber could be used for treating wastewater, ship ballast water, and storm ...

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A new process uses bacteria to filter wastewater while creating electricity. Whether wastewater is full of "waste" is a matter of perspective. "Why is it waste?" asked Zhen (Jason) He, professor in ...

Researchers at the University of Delaware have transformed discarded corn cobs and other agricultural byproducts into high performance biochar filters that capture both ammonia and tiny plastic ...

Pratt Institute graduate students Charlotte Böhning and Mary Lempres of Studio Doppelgänger created Strøm, a compostable water filters made from food waste. They’re a carbon filter made without fossil ...