Graduate School of Environment and Sustainability
State of the Earth
Welcome to State of the Earth, the podcast from the Graduate School of Environment and Sustainability at the University of Exeter, Cornwall. Where we explore the issues shaping our planet’s future and take a look at the ways in which we can make a positive difference – through advances in technology and engineering, conservation science, health and social policy, business management, ecosystem ecology, and more. Each episode features thought-provoking interviews with experts from our community at the Graduate School of Environment and Sustainability.
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Graduate School of Environment and Sustainability
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Podcast website
Latest episode
Jul 10, 2026
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Episodes
Surf therapy: The science behind blue health with Nick Knowles 10.07.2026 32:51
Surf therapy is emerging as one of the most exciting areas of mental health research, combining the benefits of physical activity, blue spaces, and social connection to support wellbeing. In this episode of State of the Earth , Sophie Crossley sits down with Nick Knowles, PhD researcher in Health and Wellbeing at the University of Exeter and Research Manager for the International Surf Therapy Org...
The future of Coral reefs to Blue Planet II: In Conversation with Prof Callum Roberts 30.06.2026 58:01
In this podcast, host Sofia Salas Lopez speaks with Prof. Callum Roberts, Professor of Marine Conservation at the University of Exeter and one of the world's leading marine conservation scientists. In this conversation, we explore Callum’s journey from studying coral reef ecology in the Red Sea to becoming a leading voice in ocean conservation through policy. We discuss the impacts of climate chan...
Critical minerals and Cornwall: Exploring the future of responsible mining 18.05.2026 33:42
Mining is essential to the technologies powering the transition to net zero, from electric vehicles and wind turbines to batteries and renewable energy infrastructure. But as demand for critical minerals accelerates, how can mining become more responsible, circular, and sustainable? In this episode, Sophie Crossley speaks with Professor Frances Wall , Professor of Applied Mineralogy at the Camborn...
Ice Sheets and the Sea Floor: Marine Geology of our Changing Planet with Prof James Scourse 02.03.2026 55:55
In this podcast, host Sofia Salas Lopez speaks with Prof. James Scourse, a marine geologist and the Head of the Department of Earth and Environmental Sciences at the University of Exeter. In this conversation, we explore James’s career in marine geology, his research on Quaternary environments and climate change, and how geological records help us better understand past and future environmental ch...
Sustainable tourism, unpacked: Governance, ethics, and hidden costs with Jose Melenez Roman 16.02.2026 30:53
Tourism connects people, cultures, and economies, but it also places growing pressure on communities and environments around the world. So what does sustainable tourism really mean in practice, and how can such a complex global industry become more equitable and resilient? In this episode, Sophie Crossley speaks with Jose Melenez Roman , Lecturer in Sustainable Tourism at the University of Exet...
Primates and the Future of Conservation: In conversation with Dr Kimberley Hockings 12.12.2025 28:37
In this podcast, Host Sofia Salas Lopez speaks with Dr Kimberley Hockings, Associate Professor in Conservation Science at the University of Exeter. She is an active member of many conservation organisations, such as the Great Ape Section of the IUCN/SSC Primate Specialist Group, and as the co-Director of the Cantanhez Chimpanzee Project Dr Kimberley is a conservation biologist, with her work mainl...
Rethinking nature: How inclusive design can transform our connection to the world 25.11.2025 25:26
In this episode, Sophie is joined by Dr Sarah Bell, Senior Lecturer in Health Geography at the European Centre for Environment and Human Health. Sarah is a health and disability geographer whose research explores how wellbeing, social inequality, and disability intersect with our changing environments, from parks, gardens, and coastlines to the weather, seasons, and climate change. Our conversatio...
Navigating Climate Change: A Deep Dive into Glacial Science with Professor Martin Siegert 15.07.2025 54:10
In this episode, Sophie is joined by Professor Martin Siegert, Vice President and Deputy Vice-Chancellor at the University of Exeter Cornwall Campus. Martin is a leading expert in polar science, glaciology, and climate science. With over 30 years of experience, Professor Siegert shares his inspiring, albeit unconventional, journey into academia, demonstrating that a career in science is “for every...
The Future of Biodiversity Monitoring: Mapping Biodiversity with Remote Sensing 29.05.2025 24:46
In this episode of the State of the Earth Podcast, Mark is joined by Bri Pickstone, a PhD researcher at the Environmental Intelligence Centre for Doctoral Training. Together, they explore how remote sensing and machine learning are transforming biodiversity monitoring and shaping the future of Biodiversity Net Gain. Bri shares how her research helps us better understand ecosystems from space and h...
From Everyday Actions to Global Impact: Rethinking Our Role in Climate Change with Professor Catherine Leyshon 12.03.2025 33:17
In this episode of the State of the Earth Podcast, Mark is joined by Catherine Leyshon, a Professor of Human Geography at the University of Exeter, Cornwall. They discuss how to unravel the hidden systems behind our daily routines to make a difference on the climate change impact and how the system itself can be redesigned. Mark and Catherine explore how simple activities like showering, shopping...
UNESCO Biospheres and Cornwall: The path to UNESCO Status with Dr Tiago De Melo Cartaxo 14.02.2025 40:55
In this episode of the State of the Earth podcast, Sophie and Mark are joined by Tiago De Melo Cartaxo, a Senior Lecturer in Environmental Law at the University of Exeter. They discuss Tiago's professional background, the concept of UNESCO biospheres, and the potential for Cornwall and the Isles of Scilly to be designated as such a reserve. The conversation explores the benefits of biosphere statu...
Transforming Management Education: Exploring Civic Management and Interdisciplinary Approaches for a Sustainable Future with Dr Laura Colombo 15.01.2025 37:15
Tune in to the latest episode of the State of the Earth podcast. In this episode, Sophie Jackson , an MSc Sustainable Business Management student, is joined by Dr. Laura Colombo , a senior lecturer at the University of Exeter Business School. They delve into the urgent need for transformative change in management education to address pressing environmental and social challenges. Dr. Colombo offers...
Nature and Cities: Can We Make Cities Sustainable? 05.12.2024 36:10
In this episode of the State of the Earth podcast, hosts Mark, a BSc Environmental Science student, and Sophie, an MSc Sustainable Business Management student, sit down with Dr. Maike Hamann, a sustainability scientist. Dr. Hamann explores the intricate relationship between nature and human well-being, delving into how socio-economic inequalities affect people-nature dynamics. With climate change...
Safeguarding sea turtles 11.10.2024 30:14
In this episode we talk to Professor Brendan Godley, a world renowned marine biologist and conservationist, all about his work protecting sea turtles across the globe. Hear about some of the biggest threats to the species, the important initiatives being undertaken to save them, and understand why sea turtles are so important to us all.
The politics of climate and society 05.09.2024 32:43
MSc Marine Environmental Management student, Daniel, talks to Professor Clare Saunders from the University of Exeter, Cornwall about the role of protest and activism in the development of social and environmental policy.
Mining for a sustainable future 06.08.2024 35:30
MSc Marine Environmental Management student, Daniel, talks to Professor Karen Hudson-Edwards from the Camborne School of Mines about the importance of mining to the net zero transition, how we can mine sustainably for the future, and the opportunities in the sector both locally and globally. Karen leads the MSc Mining Environmental Management programme at the Graduate School of Environment and Sus...
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