France, Nov. 30 -- The Institute for Human Rights and Development in Africa (IHRDA), which brought together lawyers, academics, development experts andhuman rights institutions on the sidelines of a session of the African Union's child protection committeein Maseru, is calling on African governments to examine how business impacts children's welfare.

"Millions of children on the continent are engaged in child labour - between 70 to 90 million children in Africa and particularly in the informal sector,"Musa Kika, the NGO's executive director, told RFI.

"And because Africa has a huge informal sector, we actually really don't know the extent of the problem. And it's very difficult to track what children are doing, the hazards they are faci...