Giulio Boccaletti, Ph.D. is an author and a globally recognized expert on natural resource security and environmental sustainability. He is the scientific director of the Euro-Mediterranean Center on Climate Change, one of the largest supercomputing research centres in Europe, fully dedicated to the study of the Earth System and its interaction with the Economy. He is also the co-founder of Chloris Geospatial, a venture-backed company that uses remote sensing and machine learning to help companies and institutions put nature on the balance sheet. Chloris Geospatial was recognized as a top innovator in the Carbon Market Challenge of UpLink at the World Economic Forum. He is a member of the advisory board of Quadrature Climate Foundation.

Trained as a physicist, he holds a doctorate from Princeton University, where he was a NASA Earth Systems Science Fellow. He has been a research scientist at the Massachusetts Institute of Technology, a partner of the global consulting firm McKinsey & Company, where he was a leader of its sustainability practice, the chief strategy officer of The Nature Conservancy, the largest environmental organization in the world, and an Honorary Research Associate at the Smith School of Enterprise and the Environment at the University of Oxford.

His book "Water: A Biography" (Pantheon) was on The Economist’s list of best books for 2021 and has been translated in multiple languages. In Italian, he has also written "Siccità" (Mondadori) and "Il Futuro della Natura" (Mondadori). His next book "The Environmental Republic: Why citizens will save the world" (Princeton University Press) will be released in May 2026. He writes on environmental issues for news media and is an expert contributor to the World Economic Forum, which named him one of its Young Global Leaders.

He writes for theatre in Italy, where he has co-written plays staged at the National Theatre in Florence with actors Stefano Accorsi, Valentina Bellé, Anna Ferzetti and Matilda De Angelis, and collaborates with the civic theatre of Marco Paolini, with whom he has written monologues. He routinely contributes to documentary series: his work on water has been featured in the award winning PBS documentary series "H2O: The Molecule that Made Us" (2020), and he was series consultant to the PBS/BBC series "The Age of Nature" (2020). He was the executive producer of the PBS/Arte/BBC Studios series "The Future of Nature" (2025).

He lives between Milan and London