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The United Nations has declared that every human being is entitled to 20 liters of safe water every day. In Europe, we have the privilege of using 200 liters per day, while in the US, the average person uses up to 400. The average person in the developing world tries to manage on less than 10 liters of contaminated water to do all their daily chores.
Twenty percent of the world’s population faces water shortages and lives without sustainable access to safe drinking water.
For example, the use of sensors to detect potentially toxic substances in water could provide general benefits for safety. Cost-effective, low maintenance sensors are a Holy Grail, Haas said, but difficult to develop. He warned that over-sensitive sensors could be counterproductive.
detailed how a change in disinfectant from chlorine to chloramine caused leaching of lead into drinking water.
“I disagree with the assertion that the science is understood but we just lack the political will,” Ball said. “In fact, we’re shy on both fronts, and we need to keep moving forward. The work so far — we’re interpolating past data and analyzing past data — reveals that the Bay is even more complex than many might imagine.”