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? Many travelers wonder, âHow long does it take to get a passportâ? Once you apply for a passport, you should expect to receive the passport in the mail within 6 weeks.It is a good idea to apply for your passport as early as you possibly can.f you need your passport sooner, you can get it within 2 weeks by applying for expedited service. Additional passport and visa services fees will be added to your passport cost, and you will also be required to pay for the expedited shipping charges (overnight).