All over the world raw materials are becoming scarcer and more expensive. For Switzerland, a country with hardly any natural resources of its own, old houses, waste and even sewage water can provide a lot of valuable raw material.
Urban heat islands
When a tree is worth more than air conditioning
November 8, 2016
Direct democracy in a US election year
Will Swiss voters increase retirement payments?
Escaping the golden cage
Soaring with Solar Impulse
Switzerland: How To
Asylum in Switzerland - A safe haven