Introduction: Eichhornia crassipes (Mart.) Solms is an aquatic plant that reproduces rapidly in polluted water. Due to the high adsorption capacity of heavy metals, the plant is used as a phytoremediation agent; its biomass can also be used biofuel production. Objective: To compile information on state-of-the-art water treatment processes and biofuel production with E. crassipes to design an integrated biohydrogen and ...