1. In the case of the Low-Cost Polyethylene Tube Digester model which is applied inBolivia(Peru, Ecuador, Colombia, Centro America and Mexico), the tubular polyethylene film (two coats of 300 microns) is bended at each end around a 6 inch PVC drainpipe and is wound with rubber strap of recycled...
  2. Abstract, Swedish University of Agricultural Sciences, 2015 The aim of the study was to install a biogas system consisting of three tubular polyethylene biogas digesters at a rural household in Malawi and to evaluate the constructed biogas system with regards to relevant system parameters. The...
  3. "Daraja" es una palabra swahili que significa "puente".Daraja Kenia para el Desarrollo de la Comunidad es una ONG registrada en Noruega cuyos funcionarios son los dos kenianos y noruegos.La organización involucra un enfoque holístico para el desarrollo de la comunidad.Se está trabajando en...