Green toilet saves water, feeds garden

A Canadian company is trying to minimise waste by producing waterless, composting toilets that not only save water, but also producer fertiliser for the garden.

Mexican company turns plastic waste into low-cost housing

A pioneering company in the western Mexican state of Jalisco is building houses made entirely of recycled waste plastic collected by trucks on their weekly rounds. The company is making the most of landfill waste by providing inexpensive housing.