ABSTRACT
M o st u rb an areas an d m an y o ld e r su b u rb an a reas co n ta in p ro p e rtie s w ith lo w v a lu e o r ab a n d o n ed in d u stria l a c tiv ity , w h ich fo r m an y rea so n s h av e n o t b ee n rec y c le d b ack in to th e eco n o m ic m a in s trea m o f th e co m m u n ity . T h ese s ites , c o m m o n ly re fe rred to as B ro w n fie ld s , are g en e ra lly u n d e rs to o d o r p re su m e d to be u n d er so m e d eg ree o f en v iro n m en ta l s tress d ue p rim a rily to th e d isc h a rg e o r d ep o s itio n o f h aza rd o u s w aste m a teria ls .
