Research News

July 31, 2008

Microbe Diet Key To Carbon Dioxide Release

As microbes in the soil break down fallen plant matter, a diet "balanced" in nutrients appears to help control soil fertility and the normal release of the greenhouse gas carbon dioxide into the atmosphere.

June 03, 2008

Possible New Approach To Purifying Drinking Water

DURHAM, N.C. – A genetic tool used by medical researchers may also be used in a novel approach to remove harmful microbes and viruses from drinking water.In a series of proof-of-concept experiments, Duke University engineers demonstrated that short strands of genetic material could successfully [...]

April 11, 2008

Purifying Water on the Cheap

From a public health standpoint, one of the major issues facing underdeveloped countries is the supply of safe and clean drinking water. Countries trying to solve this problem are often daunted by the high costs of traditional water purification systems. However, a team of current and former [...]

March 19, 2008

Findings Could Improve Fuel Cell Efficiency

A new type of membrane based on tiny iron particles appears to address one of the major limitations exhibited by current power-generating fuel cell technology.

March 17, 2008

Five Questions About Rainfall and Drought for Ana Barros

Ana P. Barros a professor of environmental engineering in the Pratt School of Engineering who studies the water cycle and how land, air and water interact.

January 22, 2008

Pratt Fellow Crabtree Seeks Understanding of Flaws in "Smart Gels"

Liza Crabtree, a Pratt Undergraduate Research Fellow and civil and environmental engineering major, is working to understand the flaws that can develop in so-called stimulus-responsive hydrogels. These ‘smart gels,’ which look essentially like Jello, can be made to undergo dramatic transformation [...]

November 21, 2007

Our World of Water - Crisis and Confusion

Taken for granted by some, stolen by others, water is one of the world's most valuable commodities. In some places, a gallon of water is worth more than a gallon of petroleum, according to Miguel Medina, a specialist in hydrology and water resources at Duke's Department of Civil and Environmental [...]

November 09, 2007

Duke to Establish New Center for Engineering, Energy and the Environment

A gift of $7.85 million by a Duke alumnus and his wife will create a center to educate students to meet the world’s energy needs while also improving its environment, university President Richard H. Brodhead announced Nov. 9. The Gendell Center for Engineering, Energy and the Environment is being [...]

November 01, 2007

Raising Awareness about Contaminated Water in Ghana

Fred Boadu made an unexpected discovery while mapping the geology in his home country of Ghana. The fractured bedrock beneath villages there allow nitrates from fertilizers to seep down into the groundwater, which is then pumped through boreholes for domestic use.

September 12, 2007

Students Take Part in Climate-Decoding Mission

Summer 2007 — After taking CEE Professor Ana Barros’ Focus program course in his freshman year, William Patrick took the initiative to ask if Barros might have anything he could do for the summer. He soon found himself as one of the only undergraduates participating in a massive, multi-aircraft [...]