Excavating oil and gas has a little-known byproduct that costs the energy industry billions of dollars annually in removal--smelly sludge water.
A New Mexico start-up is trying to deal with the problem. Privately held Altela has developed a hydrothermal system that aims to turn the ancient groundwater extracted in oil or gas production into clean drinking water. The company calls its system "clean technology" because it can produce potable water with less energy than other desalinization methods, such as carbon filtration, without the use of pumps. Its technology can also be considered more energy efficient than hiring 18-wheel … Read more