With nanotechnology medicine could evolve from treating disease to a practice that is predictive, personalized and preemptive.

Ingenious recycling of used car parts in Ghana.

Community regeneration, energy-efficient design, and waste water treatment.

Green technology and innovative design save energy.

Energy-efficient skyscrapers, controlling waste, and innovative automobile design and recycling.

The world will have to survive without fossil fuels — sooner, rather than later. What are the alternatives?

An investigation into how war games, worst-case scenarios, complex systems, and networked media produce the very crises they seek to model, predict and report.

Follows San Francisco's innovative efforts towards achieving zero waste, thereby dramatically reducing the city's carbon footprint.

Tells the story of the global resurgence of electric cars, following the race to be the first and the best, and to win the hearts and minds of the public around the world.

'In plain language, master electrician and solar installer Bruce Hankins explains AC coupling, the combining of a grid-tied solar electric installation with an off-grid battery backup system.'