Greatest Classroom on Earth - A Students on Ice Podcast

Greatest Classroom on Earth - A Students on Ice Podcast

Students on Ice founder and expedition leader Geoff Green in conversation with SOI alumni about how their polar youth expeditions inspired their lives and careers.

Episodes

September 15, 2025 35 mins

“The only thing we can really do is try. We don’t know if and how all of our actions will amount to some sort of global solution, but we certainly need to try.”  

– Alisha Fredriksson, Seabound

What happens when a teenager ventures to the remotest continent on the planet and into one of Earth’s most fragile ecosystems? For Alisha Fredriksson, a life-changing expedition to Antarctica with Students on Ice didn’t just open her eyes to t...

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In this episode, host Geoff Green, founder and expedition leader of Students on Ice, interviews Irene Shivaei, one of the world's leading astrophysicists. She took part in the SOI 2007 Antarctic Expedition as an eighteen-year-old student. Irene recounts her journey from growing up in Tehran with a passion for astronomy to becoming a leading researcher on the formation and evolution of distant galaxies. As they discuss the 2007 Anta...

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"We're really in the trenches every day understanding that we're in a biodiversity crisis." - Roger Bull, Canadian Museum of Nature.

In our latest episode of the Greatest Classroom on Earth podcast, Geoff Green interviews Roger Bull, Head of Operations for the National Biodiversity Cryobank of Canada and the Laboratory of Molecular Biodiversity at the Canadian Museum of Nature. Recorded on board the Polar Prince as it headed up towa...

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In this episode of 'The Greatest Classroom on Earth,' host Geoff Green, founder of Students on Ice, talks with Justin Sargenti, an alum of the 2015 Arctic Expedition and a PhD student in architecture, with a focus on polar and extreme environments. 

Geoff and Justin talk about that SOI journey to Greenland and the Northwest Passage and how it inspired Justin to focus his architecture studies on developing eco-friendly buildings in h...

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In this episode of Greatest Classroom on Earth, Students on Ice founder Geoff Green sits down with Senator Nancy Karetak-Lindell, a trailblazing Inuit leader and former Member of Parliament. Senator Karetak-Lindell reflects on her journey from Arviat, Nunavut to the Senate of Canada, sharing insights on community leadership, Indigenous representation, the challenges and hopes for Inuit youth, and her participation in the 2017 Stude...

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"I still remember the pin drop silence and hearing the ice melting; millions of drops of the purest water on the planet going into the freshest body of water that exists."

In this fourth episode of Greatest Classroom on Earth, host Geoff Green sits down with Abhay Singh Sachal, who took part in the 2016 Students On Ice Arctic expedition. Now a climate activist and co-founder of Break the Divide, Abhay speaks about his journey from a...

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Michael Milton is an Inuit youth advocate working with Ikaarvik in Pond Inlet, NU. He took part as a 16 year-old on the Students on Ice Arctic expedition in 2012.
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Malaika Vaz took part in Antarctic and Arctic expeditions with Students on Ice as a teenager, back in 2011 and 2012. She has since gone on to do amazing things. From Goa, India, Malaika, along with being a National Geographic Explorer, is a TV presenter,
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Trevor took part in the Students on Ice 2009 Antarctic Expedition as a teenager and has gone on to do amazing things. He is an award-winning artist, explorer, archaeologist, filmmaker, and currently the Vice President for Education and Research with The Explorer’s Club. In 2018, Trevor received the New Explorer of the Year Award from the Explorers Club. His work has been featured in National Geographic, the New York Times and GQ.
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Welcome to The Greatest Classroom on Earth — the Students on Ice podcast celebrating 25 years of inspiring educational expeditions to the Polar regions hosted by SOI founder and expedition leader Geoff Green.

In 1999, an idea was born. Imagine if we could bring youth to the Arctic and the Antarctic, the two cornerstones of the global ecosystem, and how that experience at the beginning of their lives might help to shape their perspe...

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