Waste to Resources Third International Symposium (MBT & MRF 2009) will be held 12-14 May 2009 in Hanover, Germany. This conference and exhibition on mechanical biological waste treatment (MBT/AWT) and recycling technology (sensor based sorting) will feature multilingual, simultaneous translation in English, French, Spanish, Italian and German. The deadline for abstract submission is 4 December 2008.