BIOGAS 

The costs  for biogas digester  made from polythene tube  vary  but  for 2 cow unit  one can spend  between ksh 5000 and KSH 8000.It also lasts for about four to five years  if well maintained.Findings  at KARI  have shown that the  polythyene  biogas  Digester  fed with dung  from two  dairy cows can supply 30  to 50% of the total energy needs  of a typical rural household  of about  5 to 6 people  with upto 60% saving on wood fuel, which is sustainable  saving on costs.

Location: KHUNGUNGU, BUSIA, KENYA