Marina Kuster, Maria López de Alda, and Damià Barceló: Estrogens and Progestogens in Waste Water, Sludge Sediments and Soil -- A. Rigol, A. Latorre, S.Lacorte, and D. Barceló: Toxic Compounds in Paper Mill Wastewaters -- M.D. Hernando, I. Ferrer, A. Agüera, and Amadeo R. Fernandez-Alba: Evaluation of Pesticides in Wastewaters. A Combined (Chemical and Biological) Analytical Approach -- Sta…