Kenya population was 8 million in 1960, Ethiopia 25 million and Somalia 2.5 million. now they are talking about 50 million. Their population grew faster than anybody else. Same with Uganda and the whole green land in central Africa. The Bantu tribes grew fastest.
It is mather of survival for Somalis in Northern-eastern province. The Bantu have already resided Garisa and other places. Only healthy population growth will help them to maintain being the majority. There are many NGO in that region for that purpose.