Alexandre N. Marques completed an online non-credit course through Coursera called "Natural Attenuation of Groundwater Contaminants: New Paradigms, Technologies, and Applications" which was authorized by Rice University. The course covered natural attenuation of groundwater contaminants and was taught by Professor Pedro Alvarez of Rice University along with Charles Newell of GSI Environmental Inc. and David Adamson of GSI Environmental Inc. Alexandre N. Marques' completion of the course is verified by Coursera.