Realizat de Project WET International Foundation, disponibil pe www.projectwet.org sau pe amazon.com
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Scrisa de Ioana Popa
The purpose of this publication is to raise educators awareness and understanding of water quality topics and issues by demonstrating the relationship of water quality to personal, public and environmental health. The goal of Healthy Water, Healthy People is to make the complex concepts of water quality relevant and meaningful for you and those you teach.