| http://www.w3.org/ns/prov#value | - ment and innovation.Whether you want to use rainwater as a total water solution or just to bring your water bills down and reduce your reliance on municipal water, it???s actually not so hard to install a rainwater harvesting system, with a few simple components.How it worksIf you think collecting rainwater is a matter of simply keeping a rain barrel open on your front porch, you???re almost right
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