• Boaz, former Chief Creative Officer, UNDP
    May 27 2026

    Boaz Paldi, former Chief Creative Officer for the United Nations Development Program, talks to Tom Clark about his inspiring work in climate communications. In particular he shares what he learned from the highly successful “Don’t choose extinction” campaign which highlighted the absurdity and damage done by fossil fuel subsidies.

    Listen to hear what Boaz has learned really works for:

    • Campaigning and influencing audiences and policy at a global level
    • Ways to use humour and relatability in climate messaging
    • The power of taking creative risks
    • Communication that speaks to the “climate majority”.

    In this honest recounting of the campaign’s development and delivery, Boaz doesn’t gloss over the challenges: bureaucracy, organisational blockers, the overwhelming nature of the subject matter. It’s a brilliant listen for anyone working in climate and nature comms who is wondering “does what I do make any difference?”

    Recommended: We don’t have time - https://app.wedonthavetime.org/

    Follow Boaz Paldi at: LinkedIn

    Additional Notes:

    Full Frame Advisory - https://fullframeadvisory.com/

    UNDP - https://www.undp.org/

    Don't Choose Extinction campaign video - https://www.youtube.com/watch?v=VaTgTiUhEJg

    Weather Kids - https://www.weatherkids.org/

    An Optimist's Guide to the Planet - https://www.bloomberg.com/originals/series/an-optimists-guide-to-the-planet

    Activista - https://www.activistalosangeles.com/

    Frame Store - https://www.framestore.com/

    Jurassic Park - https://en.wikipedia.org/wiki/Jurassic_Park

    The Simpsons - https://en.wikipedia.org/wiki/The_Simpsons

    Rosie the Riveter - https://en.wikipedia.org/wiki/Rosie_the_Riveter

    Released: 27 May 2026

    Run Time: 49 minutes

    Listen on: Spotify | Apple Podcasts | YouTube

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    49 mins
  • Fuzieh Jallow, CEO and Founder Terra40
    May 20 2026

    Fuzieh Jallow, CEO and Founder at Terra40, talks to Tom Clark. Fuzieh describes herself as a “strategic architect” who supports the work of climate advocacy organisations in global forums. She says her business, Terra40, is the agency “I wish I had hired” when she was Senior Director at Environmental Defense Fund seeking to influence at the highest levels of policy making.

    In this fascinating conversation she shares her experience and learning - from recent experiences stewarding a delegation of 11 representatives for 57 Afro-descended organisations at the first International Conference on Transition Away from Fossil Fuels, to her professional advice for those at the start of their careers in climate advocacy.

    Listen to learn more about Fuzieh’s expert approaches to:

    • Developing cultural intelligence
    • Teaching the public about their pathways to power
    • Nurturing authentic relationships
    • Measuring success at global forums.

    Fuzieh shares what works when it comes to getting the right people - those who are often excluded but who have the most at stake in the climate crisis - to the negotiating table, fully prepared and ready to make change.

    Recommended book or film: An Inconvenient Truth by Al Gore https://en.wikipedia.org/wiki/An_Inconvenient_Truth

    Follow Fuzieh Jallow at: LinkedIn

    Additional Notes:

    Terra40 - https://terra40.com/

    Environmental Defense Fund - https://www.edf.org/

    International Conference on Transition Away from Fossil Fuels - https://en.wikipedia.org/wiki/International_Conference_on_Transitioning_Away_from_Fossil_Fuels

    Dr Beverly Wright - https://dscej.org/beverly-wright/

    Deep South Centre for Environmental Justice - https://dscej.org/

    Africa Rising: Youth and Climate Justice - https://www.worldwide-climate-ed.org/africa-rising

    Ground News - https://ground.news/

    People’s Climate Vote 2024 - https://peoplesclimate.vote/

    Released: 20 May 2026

    Run Time: Approximately 48 minutes

    Listen on: Spotify | Apple Podcasts | YouTube

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    49 mins
  • Rob Cooper, Host, Climate Unf*cked Podcast
    May 13 2026

    Description:

    Rob Cooper, host of the Climate Unf*cked podcast speaks to Tom Clark, host of Communicating Earth podcast.

    Rob launched his podcast last year after an ayahuasca “moment” in Bolivia in 2022. In this discussion he shares what he’s learned so far including:

    • Using a podcast as a "knowledge cartilage" to support the basic "bones" of climate science
    • The power of a provocative name
    • Using humour to find common ground
    • The power of authenticity over production polish
    • LinkedIn strategy for promoting a podcast

    Listen to Rob Cooper’s tips on how to create podcast content that cuts through the noise to reach your audience and walks the line between pro-comms and authenticity - whilst landing climate messaging and sparking action.

    Connect with Rob on LinkedIn: https://www.linkedin.com/in/rob-coop/

    Recommended book: Speaking To My Daughter About the Economy by Yanis Varoufakis https://www.yanisvaroufakis.eu/books/talking-to-my-daughter-about-the-economy-a-brief-history-of-capitalism/

    Notes:

    Climate Unf*cked podcast - https://climateunfucked.substack.com/

    The Big Bang Theory - https://en.wikipedia.org/wiki/The_Big_Bang_Theory

    Kevin Anderson - https://climateuncensored.com/

    Carbon Brief - https://www.carbonbrief.org/

    The Third Door by Alex Banyan - https://alexbanayan.com/book/

    The Subtle Art of Not Giving a F*ck by Mark Manson - https://markmanson.net/not-giving-a-fuck

    Tim Ferris - https://tim.blog/podcast/

    Outrage and Optimism - https://www.outrageandoptimism.org/

    Simon Clark - https://www.youtube.com/channel/UCRRr_xrOm66qaigIbwFLvbQ

    The Infinite Monkey Cage - https://www.bbc.co.uk/programmes/b00snr0w

    The Graham Norton Show - https://www.bbc.co.uk/programmes/b006xnzc

    Reform Radio - https://www.reformradio.co.uk/

    Released: 13 May 2026

    Run Time: 53 minutes

    Listen on: Spotify | Apple Podcasts | YouTube

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    53 mins
  • Phil Korbel, Co-Founder of The Carbon Literacy Project
    May 6 2026

    Phil Korbel, Co-Founder of The Carbon Literacy Project, talks to host Tom Clark in the latest episode made by and for climate communicators.

    Phil is a global leader in climate education and The Carbon Literacy Project has trained more than 160,000 people in more than 14,000 organisations including BBC, Department for Business Energy and Industrial Strategy, NHS, Patagonia and many more.

    Phil shares his mission to:

    • Embed climate education as a core workplace competence
    • Use a flexible learning framework to scale training
    • Tackle confirmation bias and our innate limited psychological bandwidth for disruption
    • Reframe climate action as a way to lower costs, minimise risk, and thrive.

    If he could get us to do one thing differently as communicators it would be to “drop the polar bears” and focus on personal, local stories that align with people's existing values.

    Recommended Book:

    "Don't Even Think About It: Why Our Brains Are Wired to Ignore Climate Change" by George Marshall https://www.bloomsbury.com/uk/dont-even-think-about-it-9781632861023/

    Follow Phil Korbel at: https://www.linkedin.com/in/phil-korbel-2425264/

    Additional Notes:

    • Carbon Literacy Project - https://carbonliteracy.com
    • Kris de Meyer -https://www.krisdemeyer.com/
    • Katherine Hayhoe - https://katharinehayhoe.com/
    • Years and Years - https://www.bbc.co.uk/programmes/m000539g
    • Under Salt Marsh - https://en.wikipedia.org/wiki/Under_Salt_Marsh
    • Carbon Brief - https://www.carbonbrief.org/
    • The Sheep Look Up - https://en.wikipedia.org/wiki/The_Sheep_Look_Up

    Released: 6 May 2026

    Run Time: 48 minutes

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    49 mins
  • Lucia Schweigert, Strategic Director, Life Size
    Apr 29 2026

    How to communicate complex climate technology like a human being

    Nathaniel Walters speaks with Lucia Schweigert, Strategic Director at climate tech communications agency Life Size. A former flamenco dancer turned climate communicator, Lucia explains how storytelling, strategy and human psychology shape the adoption of climate technologies.

    Hear Lucia’s experience of:

    • Using communications to help climate startups scale to global companies
    • Translating complex science into messages that human beings can understand
    • Bridging the gap between climate tech engineers and investors - so stories connect

    Lucia argues that effective communication isn’t “a nice extra”, it’s essential. Because if climate technologies aren’t understood, invested in, and adopted, they won’t scale fast enough to transform the industries that drive the climate crisis.

    Connect with Lucia on LinkedIn https://www.linkedin.com/in/luciaschweigert/

    Life Size https://www.linkedin.com/company/life-size-media

    Recommended book: “How to Feed the World” by Vaclav Smil: https://vaclavsmil.com/book/how-to-feed-the-world/

    Additional notes:

    Life Size: https://lifesizemedia.com/

    Kempower: https://kempower.com/

    Synhelion: https://synhelion.com

    Sustainable Air Fuel (SAF): https://flightfree.co.uk/post/the-trouble-with-saf/

    David Attenborough: https://es.wikipedia.org/wiki/David_Attenborough

    Nina Harjula: https://www.linkedin.com/in/ninamariaharjula/

    Chris Wedding’s Climate CEOs newsletter: ​​https://entrepreneursforimpact.substack.com/about

    Bloomberg’s Green Daily: https://www.bloomberg.com/account/newsletters/green-daily


    Released: 29 April 2026

    Run time: 55m

    Listen on: Spotify | Apple Podcasts | Youtube

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    55 mins
  • John Marshall, Founder and CEO, Potential Energy Coalition
    Apr 22 2026

    Can you “sell” climate action like a product?

    In this episode, John Marshall, the founder of Potential Energy Coalition, makes the case that the barrier to climate progress isn’t awareness, it’s relevance. Drawing on the deep data of digital advertising and longitudinal studies tracking millions of people, he explores why climate messaging underperforms - and what actually moves people to act.

    John’s work starts with the audience’s life: their bills, their kids, their taxes. His research shows that “soft support” for climate action is already high - but fragile. He argues that the difference between apathy and urgency often comes down to one thing: whether communicators connect climate to everyday consequences.

    This conversation is packed with practical tactics and a challenge:

    • A surprisingly successful Super Bowl ad
    • A powerful rule—“say the consequence within five words of climate change”
    • If the cost of building public support is falling fast, what’s stopping us from scaling it?

    It’s about treating climate communication as a system you can measure, test and win.

    Recommended book: The Sixth Extinction by Elizabeth Kolbert

    Follow John Marshall at https://www.linkedin.com/in/john-marshall-1a61b516/


    Additional notes:

    Potential Energy Coalition - https://www.potentialenergycoalition.org/

    Email Potential Energy Coalition your questions at - info@potentialenergycoalition.org

    Five Simple Shifts for Climate Communication in 2026 - https://potentialenergycoalition.org/2026-climate-change-communicators-guide-five-key-shifts/

    Potential Energy Coalition’s That’s Interesting Newsletter - https://potentialenergycoalition.org/newsletter/

    By The Time Super Bowl Ad -https://www.youtube.com/watch?v=8rnfywUFFSU

    Swayable - https://www.swayable.com/

    Yale Program on Climate Change Communication - https://climatecommunication.yale.edu/

    We Mean Business Coalition - https://www.wemeanbusinesscoalition.org/

    Outrage + Optimism Podcast - https://www.outrageandoptimism.org/


    Released: 22 April 2026

    Run time: 48m

    Listen on: Spotify | Apple Podcasts | Youtube

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    48 mins
  • Gemma Parkes, Head of Communications, Nature Positive Initiative
    Apr 15 2026

    What does it take to make the world care about a fish?

    In this episode of Communicating Earth, Nathaniel speaks with Gemma Parkes—Head of Communications at the Nature Positive Initiative—about storytelling as a tool for system change. From global coalitions to Paris Metro ads, Gemma has spent her career translating complex environmental crises into narratives that move power: policymakers, businesses, and the public.

    At the heart of the conversation is a deceptively simple idea: communications isn’t broadcasting—it’s participation. Gemma unpacks how campaigns like the Atlantic bluefin tuna recovery succeeded not through a single message, but through a coordinated “ecosystem” of stories—science, culture, industry, and identity—all working together.

    She also explores the limits of awareness: why people can care deeply but still fail to act, how misinformation reshapes the playing field, and why the future of climate communication is collaborative, interactive, and strategically targeted.

    This is a conversation about moving beyond noise—toward narratives that actually shift decisions, behaviours, and outcomes.

    Recommended book: The Book of Hope by Jane Goodall

    Follow Gemma Parkes at https://www.linkedin.com/in/gemmaparkes/

    Additional notes:

    Nature Positive: https://www.naturepositive.org/

    Nature Positive book: https://www.naturepositive.org/book/

    Nature Positive film: https://www.naturepositive.org/film/

    Kyoto: https://en.wikipedia.org/wiki/Kyoto_(play)

    Nathaniel’s reference to the book on history of fishing - W. Jeffrey Bolster, Mortal Sea: Fishing the Atlantic in the Age of Sail

    Released: 15 April 2026

    Run time: 49m

    Listen on: Spotify | Apple Podcasts | Youtube

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    49 mins
  • Rebecca Wynn, Communications Lead, Our Kids' Climate
    Apr 8 2026

    What if the most powerful climate message isn’t data but love?

    In this episode, Tom speaks with Rebecca Wynn, Head of Communications at Our Kids' Climate, about building a global movement rooted not in expertise, but in care. Rebecca traces her journey from civil servant to “mother activist,” and explains how a visceral realisation—imagining her son’s life in 2030 and 2050—reshaped her entire approach to communication.

    At the heart of her work is the simple idea that parents are trusted, relatable messengers, and love is a mobilising force. Through the “Our Kids’ Air” campaign, she shares how hundreds of parent groups across 50+ countries coordinated action—from WHO conference interventions to WhatsApp-organised protests—without sacrificing authenticity.

    This conversation explores a different model of climate communication: one that blends top-down influence with bottom-up storytelling, trades rigid message discipline for creative ownership, and replaces abstract futures with tangible, human stakes.

    Recommended book: The poems of Mary Oliver, especially Wild Geese, The Summer Day, When I Am Among the Trees

    Follow Rebecca Wynn at https://www.linkedin.com/in/rebecca-wynn-2b4b6029/

    Additional notes:

    “We are the Majority” video - https://wearethemajority.earth/

    Our Kids’ Climate - https://ourkidsclimate.org/

    Clean Air Fund case study on parent-led action - https://www.cleanairfund.org/case-study/parental-love-drives-clean-air-action/

    “Every Breath Tells a Story” (Our Kids Air film) - https://www.youtube.com/watch?v=fUK2JBvPdVE

    Warrior Moms (India) - https://warriormoms.in/

    Mothers Rise Up (UK) - https://www.mothersriseup.org/

    Mother’s Rise Up with giant inhaler prop - https://www.thecanary.co/trending/2025/03/16/mothers-rise-up-protest/

    Parents for Climate (Australia) - https://www.parentsforclimate.org/

    For Our Kids (Canada) - https://www.forourkids.ca/

    Parents for Future (UK) - https://parentsforfuture.org.uk/

    Mums for Lungs (UK) - https://www.mumsforlungs.org/

    Research on effects of ULEZ on children’s lung health after - https://pmc.ncbi.nlm.nih.gov/articles/PMC12556170/

    Potential Energy Coalition - https://potentialenergycoalition.org/

    Released: 8/4/26

    Run time: 50m

    Listen on: Spotify | Apple Podcasts | Youtube

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    50 mins