The photos were noticed by a government newspaper which denounced the firm and Mr Mabrouk was duly arrested for defamation.

ECONOMIST: The environment and people power

"Even in the most modern societies, there are limits -- whether it's security or religious, " Culture Minister Mehdi Mabrouk told CNN.

CNN: Who will win battle for the new Tunisia?

Earlier this year an Egyptian blogger, Tamer Mabrouk, posted material indicating that a local firm had been dumping chemicals into Manzallah Lake and the Suez Canal.

ECONOMIST: The environment and people power

Earlier, Dr Rheem Mabrouk, who was the first doctor to see the toddler on the night she died, told the court she was so worried by Millie's injuries when she was admitted to hospital, that she immediately contacted police and social services.

BBC: Barry McCarney