 More recent estimates (2014) indicate that the plan would take approximately 50 years to implement, and would cost approximately $1.63 billion more than originally thought, plus additional adjustments for inflation.The Comprehensive Everglades Restoration Plan (CERP) provides a framework and guide to restore, protect and preserve the water resources of central and southern Florida, including the Everglades.It covers 16 counties over an area and centers on an update of the Central & Southern Florida (C&SF) Project also known as the Restudy.