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Page last updated at 16:07 GMT, Tuesday, 9 September 2008 17:07 UK
SUNDAY, 26 JUNE, 2005

Some say charity is killing Africa. But what would really be the effect on the continent if all aid ceased?
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THURSDAY, 31 MARCH, 2005

As we run out of facilities to deal with waste, organised crime is threatening to create an environmental crisis.
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MONDAY, 21 MARCH, 2005

What happens when television's moral boundaries are pushed and a corrupt "e-democracy" takes over?
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WEDNESDAY, 12 JANUARY, 2005

Would drug legalisation really reduce crime overall, and would it make recreational drug use any safer?
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WEDNESDAY, 22 DECEMBER, 2004

Could - and should - people's physiological predisposition to violent behaviour ever be managed by the state?
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THURSDAY, 16 DECEMBER, 2004

Will new stem cell therapy techniques spark a medical revolution, or are we playing recklessly with life itself?
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FROM THE PREVIOUS SERIES

WEDNESDAY, 10 MARCH, 2004

Is Britain at risk of a power cut as seen recently in the US and, if so, why?

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WEDNESDAY, 17 MARCH, 2004

By 2014 the gap between rich and poor means hostility is growing on both sides.

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WEDNESDAY, 24 MARCH, 2004

The baby boomers had it good but will the next generation pay the price?

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WEDNESDAY, 31 MARCH, 2004

As women's roles continue to change, what might a world run by them be like?

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WEDNESDAY, 7 APRIL, 2004

In the grip of an obesity epidemic, how will Britain cope with a public health crisis?

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