Brad Pitt and George Clooney drive the electric Telsa Roadster.

Nakheel Tower to be world's tallest and greenest skyscraper.

150mph electric motorcycle breaks speed record.

Tokai University wins race across the Austrailian outback in the Tokai Challenger solar car.

Travelling Costa Rica with an eco-friendly solution.

Rafting, mountain biking, kayaking, trekking, rockclimbing with eco-tourism specialists in Laos.

Giant bird with a 17 foot wingspan fossil found.

Rising sea level threaten low-lying areas.