Figure 14: Summary of the impact identification and evaluation methodologies used by seven of the teams responsible for writing the EISs. 1. Qualitative observations; 2. Qualitative and quantitative analysis; 3.Leopold matrix; 4.Impact indicators; 5.Leopold and Gomez Orea matrices; 6.3 variables, interaction cause-effect matrix; 7.5 variables, interaction causeeffect matrix; 8.6 variables, interaction cause-effect matrix; 9.10 variables, interaction cause-effect matrix; 10.12 variables, interaction cause-effect matrix; 11.6 variables, interaction cause-effect matrix plus Batelle method; 12.14 variable, Leopold matrix.