Crystal clear mountain streams are tempting for a drink, but even in remote areas there are likely pathogens lurking. To avoid severe illness, there are many methods to treat water. What is treatable? Not treatable: Chemicals, pesticides, mine run-offsTreatable: Biological microorganisms What are we treating for? Protozoa Commonly: Giardia, CryptosporidiumSize in microns: 5 or largerCaught […]






