How one company is turning sewer fat into biodiesel
Vienna's unemployed are upcycling electrical waste into objects of desire
A South African company is saving the environment by using plastic bottles as bricks
Isis Shiffer talks us through her award-winning invention.
How one company is turning plastic waste into cash for poor communities
Jose Alberto Gutierrez has rescued thirty thousand books from bins in Columbia.
It's lighter than steel, absorbs more shocks, and could help the community
A student's final year project led her to build fully recyclable furniture, using manure.
A Swedish clothes designer is developing radical ways to combat waste in fashion.