<p><span style="font-family: Arial, 'Helvetica Neue', Helvetica, sans-serif; font-size: 13px; line-height: 18px; text-align: left;">Plugging the leaks in water pipes and building new ones to keep up with a growing population could cost the United States $1 trillion over the next 25 years, according to&nbsp;</span><a href="http://www.awwa.org/publications/breakingnewsdetail.cfm?itemnumber=58522" target="_hplink" style="list-style-type: none; list-style-position: initial; list-style-image: initial; border-image: initial; color: #2b0073; outline-style: none; outline-width: initial; outline-color:</p>