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 TotalCost-Effective Solution to Siloed WWTP and CSO Administrative Orders (10 words) $11.50RemoveFinancing and Charges for Wastewater Systems (89,104 words) $159.99RemoveThickening and Dewatering Strategies for Small Plants – Minimizing Capital Investment by Leveraging Installed Infrastructure (15 words) $11.50RemoveLessons Learned from an Anaerobic Digestion Improvements Project at the Jackson Pike WWTP in Columbus, Ohio (17 words) $11.50RemoveNet total: $194.49VAT: $0.00Gross total: $194.49 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.