Water Treatment 101: Viruses

Originally published on February 12, 2015.  Viruses take the cake as tiniest of the waterborne disease-causing microorganisms—smaller than both protozoa and bacteria. These nasty little bugs are also the least understood by scientists, and cause the greatest range of symptoms across infected individuals. The good new is, in North American backcountries, viruses are typically considered much less of a concern than the other pathogenic threats.

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Introducing Access™ Winter Backcountry Tents


When it comes to winter backcountry camping, MSR’s new Access Tents are carving fresh tracks. Lighter than a classic mountaineering tent, but warmer than backpacking tents, they’re the first tents to strike a balance between high-quality winter protection and true lightweight performance in livable designs. For backcountry skiers, splitboarders and snowshoers looking to spend comfortable nights in the winter mountains, Access Tents are the golden ticket.
Recognizing a unique need“Not everyone w

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