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Water Sustainability Blog

News on the world's most precious resource, including the latest in research, trends, and treatment advances

What Is Activated Carbon?

What Is Activated Carbon?

You may have heard of activated carbon, but what is it and how is it used in water and wastewater treatment? Put simply, activated carbon is charcoal that has been treated to increase its adsorptive properties. Centuries ago, the ancient Hindus and Egyptians used...

2016: The Year of Brackish Groundwater in Texas

If there were a theme for the State of Texas in 2016, it would likely be "The Year of Brackish Groundwater." Agencies have been focusing their attention on the importance of the dwindling natural resource: A national assessment of brackish groundwater resources, the...

Texas Groundwater Depletion Struggle Continues

Although the state of Texas seems to have finally emerged from drought, it continues to assess the state of its groundwater resources, which remain below normal, according to a University of Texas at Austin analysis of NASA satellite data. The analysis shows the state...

What Is Ion Exchange?

Ion exchange is a water treatment process commonly used for water softening or demineralization, but it also is used to remove other substances from the water in processes such as dealkalization, deionization, and disinfection. But what exactly is it? Ion exchange...

What Is Adsorption?

What Is Adsorption?

Adsorption is a process widely used for all sorts of water treatment, but what exactly is it? The term is used to describe the adhesion of a thin layer of molecules to the surfaces of liquids or solids they come in contact with. Adsorption is widely used in drinking...

What Is Tartaric Stabilization?

What Is Tartaric Stabilization?

Tartaric stabilization is a process used in beverage manufacturing. What does it do? And how does it do it? Winemakers use the process to help prevent the formation of tartrate crystals or "wine diamonds" in wine bottles. Although the crystals are tasteless, many...


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