Statistics
Issues with water cleanliness in different environments:
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On human health:
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1.8 Million deaths in 2015
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Unsafe water sickens about 1 billion people
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The low-income community are at a higher risk because homes are often the closest to the most polluting industries
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Waterborne pathogens are a major cause of illness from contaminated water
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Children and pregnant woman are particularly at risk
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3.5 million Americans contract health issues (rashes, pink eye, respiratory infections, hepatitis etc.)
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Chemicals can get into sediments and impact large coastal areas
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On the environment:
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healthy environments need a "complex web of animals" in which all interact directly and indirectly with each other
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When algal blooms happen in water in the water it causes dead zones. This causes neurotoxins that affect wildlife from whales to sea turtles.
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Environments where human power filtration systems make sense:
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Natural Disaster areas
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Low-Income communities
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Developing countries
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Areas faraway from water sources