Search results for wastewater treatment

Environment Sep 24, 2014

'Fracking' wastewater that is treated for drinking produces potentially harmful compounds

Concerns that fluids from hydraulic fracturing, or "fracking," are contaminating drinking water abound. Now, scientists are bringing to light another angle that adds to the controversy. A new study, appearing in the ACS journal ...

Energy & Green Tech Oct 28, 2013

Bio-electrochemical systems: Electricity generators of the future?

Billions of euros are spent treating trillions of litres of wastewater every year, consuming substantial amounts of energy. However, this wastewater could act as a renewable resource, saving significant quantities of energy ...

Environment Jan 3, 2011

Pa. allows dumping of tainted waters from gas boom

(AP) -- The natural gas boom gripping parts of the U.S. has a nasty byproduct: wastewater so salty, and so polluted with metals like barium and strontium, that most states require drillers to get rid of the stuff by injecting ...

Environment Aug 10, 2009

Researchers discover high levels of estrogens in some industrial wastewater

In a groundbreaking study, civil engineering researchers in the University of Minnesota's Institute of Technology have discovered that certain industries may be a significant source of plant-based estrogens, called phytoestrogens, ...

Sep 25, 2006

Better sludge through metagenomics

Few stop to consider the consequences of their daily ablutions, the washing of clothes, the watering of lawns, and the flush of a toilet. However, wastewater treatment--one of the cornerstones of modern civilization--is the ...

Environment Oct 28, 2022

It is not enough to save water. We must also reuse it

Clean water is becoming a scarce resource, and one in four people in the world have no access to a safe source of drinking water. Population growth and climate change are making water shortages even worse. For this reason, ...

Environment Jul 29, 2011

New study outlines economic and environmental benefits to reducing nitrogen pollution

A new study co-authored by Columbia Engineering professor Kartik Chandran and recently published in the journal, Environmental Science & Technology, shows that reducing nitrogen pollution generated by wastewater treatment ...

Environment Jun 21, 2011

Artificial sweetener leaves lingering aftertaste in the environment

(PhysOrg.com) -- Recently, the global use of artificial sweeteners in foods has dramatically increased. A new study led by Cesar Torres, and Rosa Krajmalnik-Brown – researchers at the Biodesign Institute at Arizona State ...

Environment Jan 26, 2009

Hypertension and cholesterol medications present in water released into the St. Lawrence River

A study conducted by Université de Montréal researchers on downstream and upstream water from the Montreal wastewater treatment plant has revealed the presence of chemotherapy products and certain hypertension ...

Environment Aug 9, 2023

Scientists study how a diabetes drug affects soils

The transport of pharmaceuticals released from sewage treatment plants into farmland soils, with the potential to load into drinking water sources, is one that researchers at the Illinois Sustainable Technology Center (ISTC) ...

page 38 from 40