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.
There are a few differences which are discussed below. Applying for a passport replacement can take up to six weeks to be completed. You can request expedited service in order to get your new passport in two to three weeks. Replacing your travel document more quickly requires you visit a regional agency.