Nike, Adidas suppliers 'polluting China rivers'

Environmental campaigners on Wednesday accused suppliers to major clothing brands including Adidas and Nike of poisoning China's major rivers with hazardous chemicals linked to hormonal problems.

Source of life running out: water scientists

The majority of people on Earth people will face severe water shortages within a generation or two if pollution and waste continues unabated, scientists warned at a conference in Bonn Friday.

Scientists see order in complex patterns of river deltas

River deltas, with their intricate networks of waterways, coastal barrier islands, wetlands and estuaries, often appear to have been formed by random processes, but scientists at the University of California, Irvine and other ...

Billion-plus people to lack water in 2050: study

More than one billion urban residents will face serious water shortages by 2050 as climate change worsens effects of urbanization, with Indian cities among the worst hit, a study said Monday.

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 ...

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River delta

A delta is a landform that is created at the mouth of a river where that river flows into an ocean, sea, estuary, lake, reservoir, flat arid area, or another river. Deltas are formed from the deposition of the sediment carried by the river as the flow leaves the mouth of the river. Over long periods of time, this deposition builds the characteristic geographic pattern of a river delta.

Herodotus the great historian coined the term delta for the Nile River delta because the sediment deposited at its mouth had the shape of the upper-case Greek letter Delta: Δ.

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