According to Peter Sharp, chief executive at the United Kingdom's Centre for Workforce Intelligence, an organization providing research and advice on workforce planning, recruiters should encourage nurses who left the job market due to family commitments to return to the workforce.

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In order to really get to know the Arhuac people, you will have to hire a car and follow them into the hills, to Nabusimake, the spiritual centre of the Arhuac kingdom and the place where they believe the sun was born.

BBC: Colombia��s spiritual centre

According to the Flag Institute, a leading research centre that manages the United Kingdom Flag Registry, it is a "relatively recent idea" that the flag is only a jack when flown from a warship.

BBC: The union jack: A very complex flag

Meanwhile, last month's announcement that America is to withdraw nearly all its forces in the kingdom, including the 5, 000 who man a vast air-command centre near the capital, puts paid to notions that they are an occupying army.

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Past two barriers of security, a mile inside the Rothamsted Research centre, I was taken to see what must be the most closely guarded field in the United Kingdom.

BBC: Fortress security for GM wheat trial