Gathering wild foods in cities? Gritty urban water sources hide invisible toxins that could turn your healthy harvest into a health hazard.
Learn how to determine if your local stream harbors hidden toxins or remains safe for recreation and wildlife.
Fresh, life-saving precautions that protect hikers from waterborne parasites lurking in seemingly pristine creek water.
Sinister contaminants lurk in urban ponds, from infectious pathogens to toxic runoff—discover why that water is more dangerous than you think.
From charcoal filters to solar stills, discover three wilderness water purification methods that could save your life when modern conveniences fail.
Practical water-sourcing strategies during urban emergencies can save lives, but most people overlook these critical natural alternatives.
Just when you thought that stream looked pristine, the invisible contaminants lurking beneath the surface could poison your wild harvest.
Just when you thought that mountain spring was safe, these essential testing tools reveal dangerous contaminants hiding in wilderness water sources.
Curious about your tap water’s true origin? These 10 simple methods will help you finally trace your water supply.
Learn these five proven city water harvesting techniques that protect your family while slashing your utility bills.