Dra. Diez is Chemist with specialization in Environmental Biotechnology with research focused on waste valorization for agriculture and energetic purposes. She studies different residues like biochar, sawdust, perlite, diatomite, etc., for degraded soil improvement and for water uptake optimization by different crops. In the Academy, she has supervised 7 postdoctoral research, 14 doctoral Thesis, and 34 undergrad theses. She has contributed with 160 (ISI/WoS) papers, 41 technical papers, 14 books/chapters, 236 international meetings, 120 national meetings and 3 patents.