When walking in the woods, you’re only as good as your water source. Being a novice backpacker with a handful of trips under my belt, I’m still amazed by the concept of a backcountry water filter, ...

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This July, I’ll be doing a five-day, 50-mile hike on Oregon’s Pacific Crest Trail. I need to purchase a good water filter for the trip—one that’s very reliable in removing giardia and crypto, and ...