Qualitative variable Degree of impact
Nature of the impact Harmful (-)
Intensity Total (12*3)
Extension Partial (2*2)
Moment Critical (8)
Persistency Temporary (2)
Reversibility Medium-term (2)
Synergy Without synergy (1)
Accumulation Accumulative (4)
Effect Direct (4)
Periodicity Continuous (4)
Recoverability Mitigable (4)
Importance (sum of all variables) I = 69