Here are some revised ideas on water treatment in the mountains.
This video is a companion to the book ULTRALIGHT BACKPACKIN’ TIPS fromFalconGuides, Mike C explains an advanced technique to treat suspect water using AQUAMIRA.
For more info visit Mike’s blog:
http://ultralightbackpackintips.blogspot.com/
and to order the book:
http://globepequot.com/ultralight_backpackin_tips-9780762763849