Development

What energy efficiency means in lay man terms

Let's say I have 15 nos energy saving electric bulbs at home all rated 5W each.Let's say you have 15 nos regular incandescent electric bulbs at home all rated 60W each.My... Read more

Author: Afam Nnaji | Posted 9 months ago | seen 2,068 times

Failed Solar powered street light projects - any lessons?

It is sad to note that majority of the solar powered street light projects in Ikeja/Ogba axis have failed. It is not uncommon to see about just 2 or 3 poles... Read more

Author: Afam Nnaji | Posted 9 years ago | seen 5,009 times