- Robinson Fulweiler
Equivalent in land area to 14 Isle of Mans, or Rhode Island State twice over, the Louisiana Wetlands are one of the most important acquatic ecological sites in the world. But now they're disappearing, fast - an area the size of a tennis court slips into the sea every thirteen seconds. But what is this wilderness and what can be done to save it...?
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- Emma Gatti
The Pythia, the prophetess at the Oracle of Delphi, was said to be able to communicate with Apollo by going into a trance. But science has shown that these trances weren't down to divine intervention - instead they were the result of inhaling noxious gases from nearby geological fault lines...
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- Anne Hinton
International Polar Years commenced in 1882-3, as the inspiration of Austrian explorer and naval officer Lieutenant Karl Weyprecht. They act as a means of bringing together scientists from around the world in a concentrated effort to further studies of the Arctic and Antarctic regions. The third such 'year' runs from 2007-9, but what are its aims this time?
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- Alex Thompson
What's the evidence that the world's becoming a warmer place, or are claims of climate change quite literally just hot air? Atmospheric scientist Alex Thompson puts the greenhouse effect under the spotlight...
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- Chris Smith
What is a thunderstorm, how is lightning generated by clouds, how much energy is there in a lightning bolt, and could it be harnessed to power a town?
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- Lucy Sandbach
As the world focuses on carbon dioxide, are more dangerous agents of global warming creeping up unnoticed? Lucy Sandbach investigates the dark world of nitrogen and how this common element is causing havoc with the environment.
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- Anne Hinton
The world has heard much about the Boxing Day tsunami of 2004 and the vast loss of life associated with this, but what were the tectonic events that lead to it?
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- Robinson Fulweiler
Climate change has been blamed with altering the environment – from animal migrations to sea level. Now it's also affecting nutrient cycling. Excess nitrogen discharged into estuaries used to be removed by a bacterial process in the sediments. But recent research shows a dramatic change...
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- Nick Heath
By now we’re familiar with apocalyptic visions of a scorched and flooded world ravished by global warming. But this gloomy prognosis is now set to take a nosedive beneath the ocean waves.
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- Chris Smith
There was a time when almost every action movie seemed to involve the hero or villain becoming swamped in quicksand, sinking away until only their hat remains on the surface. But contrary to what Hollywood would have you believe, although it’s almost impossible to escape from quicksand, it's even more difficult to drown...
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