Here at IT-Harvest Global Headquarters we have installed a new technology: reverse osmosis water filtering.

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One risk is that the mining operations could generate huge plumes of sediment that could drift through the sea - choking any marine life that feeds by ingesting water and filtering out its food sources.

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Leiba says that activated carbon water filters -- like Brita pitchers or faucet attachments -- are a safe and affordable option for filtering tap water.

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Prevention strategies include filtering drinking water and discouraging people with Guinea worm from wading in water.

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These will be much more effective at filtering contaminated water because the beads will have greater surface area for the arsenic to bind to than the plastic chips.

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In doing this, I've got deeply involved in the full process from recycling the water from the clouds, bringing it down, filtering it, using it domestically, in low quantity and with grey water products outpouring from the house that goes straight into the crops that we are growing.

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The second phase involved filtering the waste-water a third time, to bring it up to irrigation grade quality, so that it could be reused locally without upsetting anyone downwind of the plant.

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In the gauzy light filtering through the canopy, the water, which was only a foot deep, looked crystalline.

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For the same reason, if your tap water is treated with chlorine, install a chlorine-filtering showerhead.

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