The transportation sector is a powerhouse when it comes to the amount of fuel and energy it consumes. Although progress may be limited in curbing fuel and energy consumption by the commercial aviation sector, the automotive industry is poised to take great strides in the coming years.

In the face of an increasingly industrialized world -- and a world facing unknown threats from climate change -- the importance of driving up energy efficiency across sectors becomes crystal clear.

Constructing a clean and green future for the planet starts at the ground floor and continues all the way up to the penthouse.

A notoriously contentious hotbed of commercial competition, the tech industry's biggest names have recently been filled with digital good feelings and agreement over the need for greater IT energy efficiency.