Water touches virtually every aspect of human society, and all life on earth requires it.
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Yet, fresh, clean Essay On Industrial Waste Water Pollution is becoming increasingly scarce — one in eight people on the planet lack access to clean water. Drivers of freshwater salt pollution such as de-icers on roads and learn more here lots, water softeners, and wastewater and industrial discharges further threaten freshwater ecosystem health and human water security. Grant and his collaborators have recently published their findings in the journal Nature Sustainability. In a recent modeling study, it was predicted that salt pollution will increase over 50 percent in more than half of U. Freshwater salt pollution is associated with the decline of biodiversity, critical freshwater habitat, and lack of safe drinking water.
From time-series data collected over 25 years, the researchers quantified the contributions of three salinity sources — highly treated wastewater and outflows from two rapidly urbanizing watersheds in Northern Virginia — to the rising concentration of sodium, a major ion associated with freshwater pollution. The Occoquan Reservoir, a regionally important drinking-water reservoir in the mid-Atlantic United States, is located approximately 19 miles southwest of Washington, D.
The researchers found that rising salt pollution in the reservoir is primarily from watershed runoff during wet weather and highly treated wastewater during dry weather. Across all timescales evaluated, sodium concentration in the treated wastewater is higher than in outflow from the two watersheds.
Example essay on water pollution
Sodium in the treated wastewater originates from chemicals added during wastewater treatment, industrial and commercial discharges, human excretion and down-drain disposal of drinking water and sodium-rich household products. The researchers envision at least four ways in which salt pollution can be reduced: limit watershed sources of sodium that enter the water supply such as from deicer useenforce more stringent pre-treatment requirements on industrial and commercial dischargers, switch to low-sodium water and wastewater treatment methods, and encourage households to adopt low-sodium products.
Drinking water supply and sewage collection systems contribute salt to the former ultimately contribute salt to the latter as well. This research aligns with the One Water vision used nationally and globally by multiple water resource sectors, and it Industrila robust stakeholder-driven decision making under seemingly conflicting objectives. Experience gained and lessons learned from this research will be upscaled nationally and globally in partnership with The Water Research Foundation.
The study has far reaching implications globally as we try to solve this complex environmental problem. Kristin Rose Jutras. Freshwater salt pollution threatens ecosystem health and human water security April 19, Photo courtesy of Peter Vikesland for Virginia Tech.]
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