Introduction Xochimilco, Mexico, a Natural Wetland or an Artificial One? Victor Jesús García-Luna, Marisela Bernal-González, Federico Alfredo García-Jiménez and María del Carmen Durán-Domínguez-de-Bazúa Rhizospheric Processes for Water Treatment - Background Principles, Existing Technology and Future Use Uwe Kappelmeyer and Lara A. Aylward Use of Artificial Wetlands as Degradation Systems of Recalcitrant Contaminants and Transformers of Energy to Electricity Aranys del Carmen Borja-Urzola, Citlaly Marisol Hernández-Arriaga, Oscar Hugo Miranda-Méndez, María Guadalupe Salinas-Juárez, Marisela Bernal-González and María del Carmen Durán-Domínguez-de-Bazúa Constructed Wetlands for the Tertiary Treatment of Municipal Wastewaters: Case Studies in Mexico at Mesocosm Level Jorge Antonio Herrera-Cárdenas and Amado Enrique Navarro-Frómeta Effect of Support Media on Heavy Metals Removal in Constructed Wetlands Inoculated with Metallotolerant Strains Leonel Ernesto Amabilis-Sosa, Arroyo-Ginez-Marcela, Ruth Pérez-González, Adriana Roé-Sosa, Landy Irene Ramírez-Burgos and María del Carmen Durán-Domínguez-de-Bazúa Full-Scale Applications of Constructed Wetlands in Africa Diederik P.L. Rousseau Application of a Multi-function Constructed Wetland for Stream Water Quality Improvement and Ecosystem Protection: A Case Study in Kaohsiung City, Taiwan C.M. Kao, W.H. Lin, P.J. Lien, Y.T. Sheu and Y.T. Tu Constructed Wetlands Technology in Cuba: Research Experiences Irina Salgado-Bernal, Maira M. Pérez-Villar, Lizandra Pérez-Bou, Mario Cruz-Arias, Margie Zorrilla-Velazco and María E. Carballo-Valdés Greenhouse Gas Emissions and Treatment Performance in Constructed Wetlands with Ornamental Plants: Case Studies in Veracruz, Mexico María Elizabeth Hernández-Alarcón and José Luis Marín-Muñiz Treatment of Wastewater from Livestock Activities with Artificial or Constructed Wetland José Marrugo-Negrete, Juan Figueroa-Sánchez, Iván Urango-Cárdenas and Germán Enamorado-Montes REAGRITECH Project: Regeneration and Reuse of Runoff and Drainage Water from Agriculture by Treatment Wetlands Lorena Aguilar, Ángel Gallegos, Carlos A. Arias and Jordi Morató Bioremediation of Shrimp Aquaculture Effluents: Artificial Wetlands Potential Use Otoniel Carranza-Díaz and José Guillermo Galindo-Reyes Fate of Contaminants of Emerging Concern in Constructed Wetlands Víctor Matamoros and María Hijosa-Valsero Electrochemically Assisted Artificial Wetlands: Generating Electricity from Wastewater Treatment María Guadalupe Salinas-Juárez Predictive Models to Assess the Uptake of Organic Microcontaminants and Antibiotic Resistant Bacteria and Genes by Crops Josep M. Bayona, Stefan Trapp, Benjamín Piña and Fabio Polesel The Role of Macrophytes in the Removal of Organic Micropollutants by Constructed Wetlands A. Dordio, A.J.P. Carvalho, M. Hijosa-Valsero and E. Becares Influence of Design and Operation Parameters in the Organic Load and Nutrient Removal in Constructed Wetlands Jason A. Hale and Joan García Serrano Design and Construction of an Artificial Subsuperficial Wetland of Double Cell. An Experience in Palmillas, Querétaro Mexico Salvador Alejandro Sánchez-Tovar Strategies of the Constructed Wetlands Operation under the Perspective of the Global Change Scenario Gladys Vidal, Daniela López, Ana María Leiva, Gloria Gómez, William Arismendi and Sujey Hormazábal Uptake and Detoxification of Organic Micropollutants by Macrophytes in Constructed Wetlands A. Dordio, A.J.P. Carvalho, M. Hijosa-Valsero and E. Becares Glossary