I

LINK which can be scientifically explained/validated and related to DRR and/or CCA

II

LINK which cannot be scientifically explained/validated but related to DRR and/or CCA

III

LINK which can be scientifically explained/validated but not related to DRR and/or CCA

IV

LINK which cannot be scientifically explained/validated and not related or relevant to DRR and/or CCA