Items tagged with “water”
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Cross Flow
2009-05-01T19:05:00-04:00
Cooperation between Israeli and Jordanian scientists is bridging more than one gulf Last spring, a small research boat made an unusual trip—from one side to the other of the northwestern...
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Weizmann Institute Scientists Develop a Unique Approach for Splitting Water into Hydrogen and Oxygen
2009-04-13T19:16:00-04:00
REHOVOT, ISRAEL—April 6, 2009—The design of efficient systems, driven by sunlight, for splitting water into hydrogen and oxygen is among the most important challenges facing science to...
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Water: Protection, Modeling, and Management
2008-06-01T15:23:00-04:00
Looking at the blue expanses wrapping the globe, one can hardly imagine that a planet covered mostly by water could experience water shortages. Yet 97 percent of Earth’s water is too salty for drinking or irrigation, and...
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A $3 Water Purifer That Could Save Lives
2006-10-10T16:21:00-04:00
In very poor countries, the family that has to walk miles to fetch drinking water from a well or a stream may be the lucky one. In many villages, the water source is a filthy pond trod by animals and people, or a mud puddl...
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Solid Sunshine: A New Way of Storing the Sun's Rays in a Useful Form
2005-08-19T15:59:00-04:00
Mix a pile of manure with some zinc oxide, angle a few giant mirrors towards the mixture, turn on the sun and steam the result. It may not sound appetising, but Michael Epstein and his colleagues at the Weizmann Institute ...
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Hydrology: Keeping Our Water Clean
2004-06-01T19:26:00-04:00
Hydrologist Brian Berkowitz sees the movement of water through rock formations as a random and jagged path, sometimes virtually stopping, sometimes surging ahead. The description could be aptly applied to his career, which...