Solar power, heat pumps and waste heat - renewable energies are readily available. The former Pfaff factory site is being used to test what the climate-neutral neighbourhood of the future will look like.

Converting older buildings with energy saving insulation is often costly and time consuming. A German startup wants to make the process more efficient and convenient.

Our current global environment is undergoing significant changes that have never been experienced in the history of humanity. Coupled with an increase in rural to urban migration, the need to create sustainable communities and cities is more visible than ever before. We take a look at the notion of 'Smart Cities'.