Shopping basket > Review order Currently in your basket Before proceeding to checkout you will need you to either login or create an account. Your items will remain in your basket. USDItem TotalDid Suspending a Co-Digestion System Really Save Money? A Case Study (12 words) $11.50RemoveWastewater Biology: The Life Processes Chapter 4: Heterotrophic and Autotrophic Bacteria (7,093 words) $10.50RemoveSelection and Implementation of a Computerized Maintenance Management System (CMMS) for Polk County Utilities, Florida. (16 words) $11.50RemoveGenome-centric Insights into Full-scale EBPR Captured During a Biomonitoring Campaign (11 words) $11.50RemoveImpact of COVID-19 and Viruses On A UV Disinfection System Design Dose (13 words) $11.50Remove18-Month Operation of Sidestream Deammonification - Ready for Mainstream Anammox Seeding? (204 words) $11.50RemoveThird Century of Biochemical Oxygen Demand, 2nd Edition Preface (600 words) $0.00RemoveMWRA Nut Island Odor Control: Using Old and New Technology to Maintain Operations and Access Throughout Construction (18 words) $11.50RemoveBig data analytics: A watershed management perspective (2,345 words) $5.50RemoveResiduals and Biosolids Issues Concerning COVID-19 Virus (6,216 words) $11.50RemoveThe Energy Roadmap: A Water and Wastewater Utility Guide to More Sustainable Energy Management Topic Areas Addressed (4 words) $0.00RemoveNet total: $96.50VAT: $0.00Gross total: $96.50 Payment info When you click the checkout button, you will be redirected to a secure Paypal page where you can either pay using an existing Paypal account, or pay by card without a Paypal account. Continue shopping We access Visa, Mastercard, Maestro, American Express all through Paypal.