Archive: Environmental

Fig 3_Studstrup Power Station

The Shift from Coal to Biomass Is on in Europe

Various schemes are underway in Europe as nations use existing coal-fired power plants to generate electricity without coal as the feedstock. With rising carbon prices, some big utilities are repowering with

December 2000—Milledgeville, Ga.: About 35,000 gallons of wastewater laden with coal ash is released from Georgia Power’s Plant Branch into Lake Sinclair when a mechanical failure of an isolation valve causes water from an ash pond to be siphoned back and discharged through the cooling water tunnel system into the lake. Plant Branch has since been retired to meet environmental rules, though the EPA continues to scrutinize three of its five coal ash ponds, which have received a significant or high hazard rating. Courtesy: Lake Sinclair Blog

Why the EPA’s Proposed Coal Ash Rule Is Concerning

Over the past decade, together with my students and colleagues at Duke University and other academic institutions, I have conducted scientific research and published 13 scientific articles on different aspects

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Power in Africa: Prospects for an Economic Foothold

To sustain unprecedented economic growth, lift hundreds of millions out of poverty, and attract investment, African countries are taking bold steps to expand electricity infrastructure. Are the continent’s

Hope Creek_PSEG Nuclear

New Jersey Nuclear and Renewable Energy Bills Signed by Governor

New Jersey Gov. Phil Murphy signed a few important energy bills on May 23 including one (S-2313) that establishes a zero emissions certificate (ZEC) program, which reportedly will provide the state’s nuclear power plants with $300 million a year in ratepayer subsidies. To qualify, the plants must demonstrate that they make a significant contribution to […]

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MHPS Will Convert Dutch CCGT to Run on Hydrogen

Mitsubishi Hitachi Power Systems (MHPS) in March said it would work with the Netherlands Carbon-Free Gas Power project to support the conversion of the country’s 1.32-GW Magnum gas-fired power plant to run

Transmission lines distribute power from Encina Power Plant to the regional electric utility grid supplying power to San Diego, Los Angeles and beyond, to Arizona and Las Vegas. (Photo: Chris Hunkeler/Flickr)

Power Mix Comes Down to Cost

It’s not a secret that the North American power mix is changing. Renewable energy and natural gas are picking up market share while coal-fired generation shrinks and nuclear power remains stagnant at best

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Upheaval and Innovation in Wastewater Management

Regulatory uncertainty, changing resources, and an industrywide drive to cut costs and boost flexibility and efficiency are among a growing list of challenges that are prompting new approaches to treat power

Egyptian Ethylene and Derivatives Co. (ETHYDCO) was determined to implement a process for water recycling and reuse, enabling water to reach ZLD by applying the most modern technology to meet compliance.

Bringing New Life to Industrial Wastewater

As water demand soars in every corner of the world amid widespread drought and water scarcity concerns, recovery and recycling of wastewater is increasingly becoming a valuable solution to alleviate pressures