Safe drinking water--a local example of a global challenge

INTRODUCTION

Over the past 20 years water demands have steadily increased and the controversies and conflicts above drinking water are now a foremost belong to of the public. The rapid shift by means of urban consumers towards the consumption of bottl water rather than drinking tap water hints that the public has missing confidence in the safety of their water supplies. The Walkerton, Ontario incident, where 7 tribe died and over 2300 were hospitalized because E-coli base its way into the community drinking water fill up system, made the public aware that level in Canada it is possible to contaminate drinking water sources when