In this paper, we highlighted the importance of integrating environmental goals into the production system. We recommend the establishment of closed-loop production systems in a supply chain level. To realize closed-loop production systems, we introduced the concept of sustainable supply chain networks. With a SSCN, it is possible to shift successfully from a flow economy to a circular economy by combining environmental and economic issues, thereby improving eco-efficiency.
Standard passport processing generally takes between four to six weeks, but it can take longer during peak travel times.
How Long Does It Take to Get a Passport? How long does it take to get a passport will vary depending on a number of different factors such as regular or expedited processing. For starters, the time of year plays an important role in the amount of time that you can expect to wait.