Heidi Sevestre

Dr. Heïdi Sevestre is an internationally renowned glaciologist, a leading voice in climate advocacy, and a member of The Explorers Club. Widely recognized for her extensive outreach efforts, Heïdi is often described as a scientist who engages in "all-terrain outreach," sharing her knowledge across media platforms, the field, in books, and in documentaries. In 2022, she became the first recipient of the Shackleton Medal for her work in protecting polar regions and received the French “Rayonnement” Prize, environmental category, in 2023. In 2024, Heïdi was named a "European Young Leader" by Friends of Europe, representing France. Heïdi is a key figure at AMAP (Arctic Monitoring and Assessment Programme), part of the Arctic Council's Working Group. Regularly leading scientific expeditions to polar and high mountain regions, Heïdi strives to make scientific knowledge more accessible and to inspire action against the climate crisis. She is the author of Climate Sentinel (HarperCollins France) and Tomorrow is Us (Editions du Faubourg), and currently features in the National Geographic series Arctic Ascent with Alex Honnold on Nat Geo / Disney+. In 2024, Heïdi's research focuses on the Greenland ice sheet and tropical glaciers in Uganda, in collaboration with UNESCO, Project Pressure, and the Uganda Wildlife Authority.