* [http://video.google.nl/videoplay?docid=-3058533428492266222 ''Waste = Food Documentary''] - A documentary on the Cradle to Cradle design concept of Michael Braungart and William McDonough.
* [http://www.readthehook.com/stories/2008/01/31/ONARCH-0705.rtf.aspx "American dumpster: Builders deep-six too much material"]
* [http://www.new-garbage.com/?id=10235#help2 Analysis of existing methods for refuse processing]
* [http://www.intervate.co.uk/ Clean Pyrolysis an alternative approach from Intervate]
* [http://www.olahsampah.com/ Situs Pengolahan Sampah Indonesia (olahsampah.com)]
