City of Sun
A major experiment in sustainable buildings was completed in the industrial city of Linz: Solar City was developed as a model for the XXI century, a prime example of ecologically sound urban development.

The Black Mountain
49:36
48:34
The Calm Alpine Lakes documentary traces the journey of water - from the glacier into the valley through the mountains to its source, journey that springs, ponds, lakes and rivers have forged the beauty of our landscape through time with its fascinating world of flora and fauna. In addition, each small lake offers us his own story, telling about lovely cliffs, underwater world, dragons, ancient species, and cavers and modern science. Waltraud nature filmmakers awarded Paschinger and Erich Pröll will lead us along this fascinating journey.

Calm Alpine Lakes
48:34
44:16
Clay has been used to build many works throughout history as well as the Chinese Wall, Japanese palaces, High Risers Arabs, Persians residential courtyards, African mosques and European wooden houses. However, this material had long since fallen into oblivion. It is now, with the move towards greater sustainability is given to all areas of life it makes architects, designers and even large companies are rediscovering the clay as a building material.

Rediscovering Clay, a Forgotten Material
44:16
51:44
Where weighs more than one kilogram of wheat? Three farmers, three countries and a product. Discover the difference of the work involved in harvesting and selling a kilo of wheat for a farmer in Austria, one from Russia and one from USA ...