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An Israeli-Jordanian-U.S. cooperative project aimed at measuring air quality in the area between the neighboring southern cities of Aqaba in Jordan and Eilat in Israel has been launched by scientists from the Hebrew University of Jerusalem together with scientists from the Aqaba Special Economic Zone Administration (ASEZA) and the Desert Research Institute of Reno, Nevada, […]

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Over the last 20 years lakes and streams in remote parts of the UK, southern Scandinavia and eastern North America have been increasingly stained brown by dissolved organic matter. An international team, led by researchers from UCL (University College London) and the US Environmental Protection Agency (EPA), demonstrates that the colour change is indicative of […]

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Let’s say a fuel derived from biomass produces too much soot when it’s burned in a combustion chamber designed for fossil fuels.How can an engineer find the source of the problem? It originates, after all, in the flame zone of a highly turbulent combustion chamber. That’s not exactly an easy place for an engineer to […]

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Princeton Professor of Mechanical and Aerospace Engineering Fred Dryer has a lofty goal: end the nation’s reliance on oil for jet travel.With potentially major benefits for energy security and the environment riding upon his success, Dryer is advancing the fundamental knowledge of jet fuels while developing practical, innovative energy sources.
“In order to make alternative jet […]

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A before-and-after study led by Yale biologists, of the effects of 1997 El Niño on the genetic diversity of marine iguanas on the Galápagos Islands, emphasizes the importance of studying populations over time and the need to determine which environmental and biological factors make specific populations more vulnerable than others.According to the authors, recurring El […]

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