News tagged with delta

Image: Nile river delta at night

(PhysOrg.com) -- One of the fascinating aspects of viewing Earth at night is how well the lights show the distribution of people. In this view of Egypt, the population is shown to be almost completely concentrated along the ...

dateApr 21, 2011 in Space Exploration
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A small fish caught in a big fuss

When Peter Moyle began studying an obscure little Northern California fish in the early 1970s, he had no inkling of the role it would come to play in the state.

dateFeb 08, 2011 in Environment
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Cosmology standard candle not so standard after all

(PhysOrg.com) -- Astronomers have turned up the first direct proof that "standard candles" used to illuminate the size of the universe, termed Cepheids, shrink in mass, making them not quite as standard as once thought. The ...

dateJan 12, 2011 in Astronomy
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Early cotton planting requires irrigation

Cotton growers can produce more cotton if they plant early, but not without irrigation. That's the finding of an article published in the September-October 2010 Agronomy Journal, a publication of the American Society of Agronomy.

dateSep 09, 2010 in Other
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