Actually, Backpackers, You Don’t Need to Filter Your Stream Water

Actually, Backpackers, You Don’t Need to Filter Your Stream Water

The outdoor community (and industry) has made filtration a must. But a look at the scientific evidence shows that this mandate rests on a shaky foundation.

https://slate.com/technology/2018/02/filtering-stream-water-or-fresh-water-is-medically-unnecessary.html