Biodiesel is diesel obtained from biological sources which makes it biodegradable.It can be used in diesel engines with little or no modifications.

Clean Energy from food waste: An urban energy solution using compact biogas systems (CBS)

The Compact Biogas System (CBS) converts food waste into biogas and is ideal for urban households and institutions. The CBS provides more than 2 hours cooking time per day.

Using modern technology to build an city in Africa modeled after the ancient cities of the ages. The over goal is immediate, feasible, affordable, improvements of living conditions.

Turn untreated sewage - which is a major health problem in many regions - into a resource that can provide energy and nutrients for sustainable, community-based urban living models.

An immediately available, readily implentable, low tech approach to waste reduction, pollution elimination, soil enhancement, crop increase, remineralization, provide employment, stop sedimentation.

How do you turn an eyesore such as plastic bags thrown on the streets of Sub-Saharan Africa into something positive and productive? You recycle them to produce educational revenue and you create envir