News tagged with high water

Sao Paulo drought issue for global concern

He cast his rod happily here for 30 years—but where a river once teemed with fish, Brazilian fisherman Ernane da Silva these days stares out over a valley of weeds and bone dry, sun-parched land.

Nov 26, 2014
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An air cushion for falling droplets

Falling droplets bounce as many as fifteen times before they come to rest on a flat surface. In the past, it was believed that this phenomenon is limited to water drops on superhydrophobic surfaces.

Nov 11, 2014
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Shell clusters reveal Pilbara's cyclone past

Evidence showing tsunamis or other waves caused by cyclones have previously reached more than 10m above sea level in WA, has raised questions about the capacity of coastal infrastructure according to a study ...

Aug 05, 2014
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Supercritical fluids explained

When we boil a kettle, we observe what scientists call a phase transition: the water changes from being a liquid to a gas as water becomes less dense. One litre of water boils to give about 1,000 litres of ...

May 26, 2014
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To wilt or not to wilt?

The growth hormone abscisic acid affects the ability of plants to control water loss through their leaves as well as their ability to recuperate after drought conditions. Early growth conditions are crucial ...

May 14, 2014
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