Environmental Science & Technology

New contaminants found in oil and gas wastewater

Duke University scientists have discovered high levels of two potentially hazardous contaminants, ammonium and iodide, in wastewater being discharged or spilled into streams and rivers from oil and gas operations in Pennsylvania ...

Jan 14, 2015
2.8 / 5 (6) 5

What's in the grime tarnishing the Taj Mahal?

Every several years, workers apply a clay mask to India's iconic but yellowing Taj Mahal to remove layers of grime and reveal the white marble underneath. Now scientists are getting to the bottom of what ...

Jan 07, 2015
not rated yet 1

Drought led to massive 'dead zone' in Lake Erie

Lake Erie just can't catch a break. The lake has experienced harmful algal blooms and severe oxygen-depleted "dead zones" for years, but now a team of researchers led by Carnegie's Anna Michalak and Yuntao ...

Jan 06, 2015
4.8 / 5 (9) 0

Small drains mean big problems at 'baby beaches'

High fecal counts frequently detected at so-called "baby beaches" may not be diaper-related. UC Irvine researchers found that during summer months, small drainpipes emptying into enclosed ocean bays have a disproportionate ...

Dec 03, 2014
5 / 5 (1) 0