3.4. Resources
As can be seen in Fig. 8, all the studied scenarios showed negative values for the Resources damage category indicating that all the scenarios helped the environment from the perspective of this damage category. Among the studied scenarios however, the scenario Sc-4 had the most eco-friendly index in this damage category with a value of −4695.10 MJ primary/t waste. In the second and third places came the scenarios Sc-3 and Sc-2 with values of −3222 and −3036 MJ primary/t waste, respectively. Among all, the scenario Sc-1 was least helpful to this damage category with a value of −1099.30 MJ primary/t waste.