How effective is recycling?

Edición de la obra How effective is recycling?

This book examines how effective we really are at recycling these huge amounts of unwanted materials. It discusses issues such as the danger of recycling toxic or hazardous waste, the potential of "blackwater" treatment and the use of new, sustainable building materials, such as guadua bamboo. But are w doing enough to help our planet? What do you think? (Back cover).