Climate Extremes and Urgent Choices with Sonia Seneviratne
Release Date: 10/30/2025
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info_outlineClimate Extremes and Urgent Choices with Sonia Seneviratne
Episode 4
In this episode, Chris sits down with Sonia Seneviratne, climate scientist, professor at ETH Zurich, and a leading voice in climate extremes. From her early fascination with astrophysics and childhood astronomy books to pivotal moments in the Amazon rainforest and now shaping global climate assessments, Sonia’s journey is one of curiosity turned into environmental responsibility.
What drives Sonia’s work is a deep commitment to fact-checking reality and speaking truth at the intersection of science and society. Together, we explore her path from physics and biology to environmental science, her role as a coordinating lead author and bureau member of the IPCC - and Vice Chair of the IPCC’s Working Group I - she sees herself as both a teacher and a “climate doctor.” This is a powerful and inspiring conversation about truth, responsibility, and the urgent choices before us.
🍸 Cocktail of the episode: Black Tea
📍 The ingredients:
00:30 Tea, roots, and Sri Lankan connections
03:00 A Voyager and the dream of astrophysics
04:00 Shifting from the stars to our planet’s emergency
06:00 Biology, physics, and finding a path toward environmental science
09:00 Rainforests, shamans, and seeing the atmosphere is alive
12:00 A family of musicians and entrepreneurs
19:00 Droughts, vegetation, and the hidden role of water in CO₂ cycles
22:00 The 1.5°C report and why every fraction of a degree matters
26:00 Wearing many hats: scientist, teacher, translator, advocate
29:00 Inspired by truth-tellers and exposing propaganda
34:00 Understanding extreme events through physics and statistics
37:00 Redefining “normal”: when extremes become the baseline
39:00 The limits of adaptation and why mitigation is essential
41:00 Family, weekends, and finding joy outside the climate crisis
45:00 Net zero as a journey; one step at a time
47:00 Healthy diets, lifestyle shifts, and climate as a mutual benefit
49:00 Choosing to matter: the first step is personal
50:00 Looking back from the future: decisions you’ll be proud of
51:00 Closing reflections and gratitude
🎧 A thought to leave you with:
What happens when science is the clearest voice in the room?
Episode Resources:
Sonia Seneviratne
ETH Zurich
IPCC
Connect with Choosing to Matter
Instagram: @choosingtomatter
LinkedIn: @choosingtomatter
Credits:
Host: Chris Luebkeman
Executive Producer: Jonelle Simunich
Guest Relations: Taline Frantz
Editors: Viktoria Bacheva and Asmita Mehta
Sound Designer: Taline Frantz
Design and Manager: Kinny Tran-Marazza
Graphic Designer: Nazaré Sarabúa
Recorded at the Schweizerhof Hotel Zürich
Presented by: [Y]our 2040
Website: your2040.com/podcast