December 04, 2008
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Water & Wastewater Newsletter December 04, 2008 |
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| This Week´s Featured News Stories |
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Rivers are carbon processors, not inert pipelines
Microorganisms in rivers and streams play a crucial role in the global carbon cycle that has not previously been considered. Freshwater ecologist Dr Tom Battin, of the University of Vienna, told a COST ESF Frontiers of Science conference in October that our understanding of how rivers and streams deal with organic carbon has changed radically. Microorganisms such as bacteria and single celled algae in rivers and streams decompose organic matter as it flows downstream. They convert the carbon it contains into carbon dioxide, which is then released to the atmosphere. Recent estimates ... |
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IDB US$12.5m grant to help refurbish hydro power plant in Haiti
The Inter-American Development Bank (IDB) has approved a US$12.5 million grant for a program to refurbish Haiti’s hydroelectric plant and to improve the reliability of energy supply for its capital, Port-au-Prince. Over the past decade the Péligre hydroelectric plant (CHP) has contributed about half the energy distributed by the state-owned utility Électricité d’Haïti (EDH), which relies on diesel-fueled thermal generators to meet additional power demand. The dam that houses CHP also regulates the water level in the Artibonite valley, Haiti’s main agricultural region. The power plant, which ... |
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