Coba jelasin Lihat juga dari Pengurusan sisa dalam bahasa melayu dong

Sisa makanan di United Kingdom

Waste = Food Documentary  - A documentary on the Cradle to Cradle design concept of Michael Braungart and William McDonough.

"American dumpster: Builders deep-six too much material"

Analysis of existing methods for refuse processing

Clean Pyrolysis an alternative approach from Intervate