SamiraTech

Despite the earth's abundance, only 2.5% of the world's water is freshwater, drinkable. According to WHO/UNICEF 2020, more than half of the world's population, or 4.2 billion people, lacks safely managed sanitation services. This causes, again according to these sources, many problems of malnutrition.

In the world, 7 people die every minute because of unclean water. This remains the number one non-age-related cause of death according to the OMS. Yet, environmentally friendly solutions to clean water exist. We met Ecofiltro, a social company in Guatemala, who makes ceramic water filters and freely spreads this knowledge to people all over the world. Today 61 factories have opened on this model, in 39 countries around the world! 🙌 Made from natural materials available everywhere on the planet (clay, wood sawdust, and colloidal silver), this is a perfect example of low-tech that has spread widely through open-source! 💪

will produce about ten times more power per day (5 kWh). It can be plugged into any appropriate waterway without the need for earthworks, and uses only standard off the shelf and recycled materials, and basic hand tools.

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