Environmental engineer, he is national president of Legambiente, the most widespread environmental italian ngo. He has been scientific director of Legambiente from 2006 to 2011, vice president from 2011 to 2015 and managing director from 2015 to 2018.
He is a member of the Scientific Committee of Ecomondo, the Rimini Trade Fair on Material & Energy Recovery and Sustainable Development.
He was adviser to the Parliamentary Commission of Inquiry about the illegal cycle of waste in the XIV legislature (2002-2005). He was a member of the Steering Committee on the management of waste from electrical and electronic equipment (WEEE) at the Ministry of the Environment, Land and Sea. He was a member of the "Mafia and environment" working group of the General States of the fight against organized crime promoted in 2017 by the Ministry of Justice. He was member of the Committee of RemTech, the Ferrara Fair Congress on remediation of contaminated sites,
He edited the following books Legambiente: “Bioeconomy”, 2015, Edizioni Ambiente; “Waste Made in Italy”, 2009, Edizioni Ambiente; “Exit from oil”, 2003, Edizioni Le Balze; “Ecomafia Report”, 2003-2018, Edizioni Ambiente, Simone Editore, Marotta & Cafiero Editori.
He is author of numerous publications of Legambiente and articles about integrated waste management, industrial pollution, remediation of contaminated sites, nuclear, energy, water, asbestos and ecomafia.