This dual$-$case assignment covers sustainment and global supply chain decision$-$making, respectively. The first case analyzes sustainment decision making. The second case analyzes global supply chain decision making. After reviewing each case, analyze and respond to the following questions from both cases: Sustainment: What are the payback periods for the lawn$-$to$-$prairie conversion project, the dock blankets, the T$-9$ lighting fixtures, and the storm water project? Calculate the Net Present Value of the storm water project, given the financial information in the case Evaluate the Pros and Cons of the storm water project both on financial and non$-$financial grounds and make a recommendation on what Richard Murphy should decide What are the advantages and disadvantages of pursuing LEED, Energy Star, and ISO $14000$ certifications?