Greenfield Water Solutions, a family-owned water filtration company, has enhanced its approach to home water treatment by focusing on natural filtration media that reduce contaminants while preserving ...

In this project, we share creative ideas for building a deep tunnel water well with a natural filtration system—right in the heart of the forest. Using only primitive tools and handmade techniques, we ...

New high-performance filters deliver a triple win: cleaner air, energy savings, and a sustainable alternative to ...

Filters made from tree branches can purify drinking water sources, a new study finds. Prototypes of these xylem filters, tested in India, show promise as a low-cost, natural filtration option. The ...

Harmful contaminants often taint drinking water drawn directly from a river, but a low-cost natural filter may lie just beyond the banks. Johns Hopkins researchers have found that the soil alongside a ...

Every spring, the snow begins to melt and make its way down the mountains, across marshes and meadows, and through the 63 tributaries flowing into Lake Tahoe. The water flowing down Tahoe’s 501-square ...