I’ve always been fascinated by LED lighting and, in the recent past, it has taken great strides to become the most efficient artificial light source for mainstream use. What makes it even more interesting for an architect is the versatility of the technology. And still, the lowly tube-light is not very far behind; it even beats its newer cousin – the compact fluorescent in terms of cost-efficiency. Have a look at this straight comparison between the most commonly used types of lighting.

And, if anyone still thinks incandescent lights aren’t all that bad, the table on this page will dispel the darkness.

Full Report :: Treehugger :: What is the Most Energy Efficient Light Source?