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To be more cost-effective and energy-efficient, cities increasingly are shifting their wastewater treatment plants toward energy-recovery systems. And the high-rate activated sludge system (HRAS) is becoming the backbone of energy-efficient wastewater treatment processes.

But not enough research has been done on the various carbon-removal technologies available. And there is a need to better understand and improve nitrogen and phosphorous management in...

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TagsWastewater, wastewater treatment, Energy Efficiency, sludge, high activated sludge system,

Between the 2015 and 2016 baseball season, the Texas Rangers installed a state-of-the-art LED lighting system in place of their existing metal bulb field lights. With the installation of this lighting system, Globe Life Park located in Arlington, Texas, will decrease energy usage by up to 60 percent and use 40 percent fewer fixtures than the previously installed system. This lighting system transition has a long-term economic benefit and it demonstrates the ball club’s...

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TagsEnergy Efficiency, Sustainability,

As people across the globe join together to celebrate Earth Day, many minds often turn to how we can make a difference and make the world a better place to live. For Freese and Nichols, improving quality of life is a topic on our minds daily. While our projects and employees embrace sustainability in a variety of ways, through low-impact development, reuse, energy efficiency, and other means, we are linked by a single, uniting interpretation.

Freese and Nichols...

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TagsEarth Day, Sustainability, Energy Efficiency, Reuse, Conservation,