Cleaning Up: Leadership in an Age of Climate Change
Cleaning Up: Leadership in an Age of Climate Change
Once a week, Michael Liebreich and Baroness Bryony Worthington sit down with a leader in clean energy, mobility, climate finance or sustainable development. These in-depth interviews are illuminating and inspiring, and with a catalogue of nearly 200 episodes, there are few better guides to the net-zero transition.
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Cleaning Up

Once a week, Michael Liebreich and Baroness Bryony Worthington sit down with a leader in clean energy, mobility, climate finance or sustainable development.

These in-depth interviews are illuminating and inspiring, and with a catalogue of nearly 200 episodes, there are few better guides to the net-zero transition.

Recent Episodes

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Can We Save the Great Barrier Reef? | Ep225: Dr Katharina Fabricius
Sept. 24, 2025

Can We Save the Great Barrier Reef? | Ep225: Dr Katharina Fabricius

Why should we care about coral reefs? What happens when they collapse? And is there still hope for their survival? In this episode of Cleaning Up, Bryony Worthington sits down with coral reef ecologist Dr. Katharina Fabricius...
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Audioblog 16: The Pragmatic Climate Reset, Part II — A Provocation
Sept. 22, 2025

Audioblog 16: The Pragmatic Climate Reset, Part II — A Provocation

The election of Donald Trump to a second term as President marked a turning point in the politics of climate action – not just in the US, but around the world. The airwaves are suddenly awash with commentators, claiming that ...
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Less Doom, More Data: Debunking the Biggest Climate Myths | Ep223: Dr. Hannah Ritchie
Sept. 17, 2025

Less Doom, More Data: Debunking the Biggest Climate Myths | Ep223: Dr. Hannah Ritchie

Is the future of clean energy and climate solutions brighter than we think? In this episode of Cleaning Up, Michael Liebreich welcomes back Hannah Ritchie — Deputy Editor at Our World in Data, researcher at the Oxford Martin ...
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Malcolm Turnbull: Clean Energy Culture Wars and The Race To Build More Storage | Ep 222
Sept. 10, 2025

Malcolm Turnbull: Clean Energy Culture Wars and The Race To Build More Storage | Ep 222

What happens when cheap solar flips the script on climate sceptics? Can pumped hydro really deliver the long-duration storage we need? And is “hope” a dangerous comforter in the race to net zero? In this season opener of Clea...
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Cleaning Up Redux: A Magnificent Woman And Her Flying Machines - Bonny Simi
Aug. 27, 2025

Cleaning Up Redux: A Magnificent Woman And Her Flying Machines - Bonny Simi

This episode was originally broadcast in February 2024 Bryony returns with Bonny Simi, President of Operations at Joby Aviation, where she's working on bringing to market a new civilian electric VTOL (eVTOL) aircraft. Prior t...
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Reviews

Best podcast out there

"This is my favourite podcast ! Strikes a great balance between subject knowledge and big picture views, easy to follow for non-energy experts. What I love most is the combination of high profile inte…"

-gruff-a-lo- | May 27, 2022

Informative, accessible and optimistic

"Sensible, intelligent and (usually) entertaining people engaged in finding solutions to the climate crisis we have got ourselves into. A must listen for the climate catastrophists (if that’s a thing?)"

Mattyhoose | June 9, 2022

Mandatory listening for those in cleantech

"Great podcast with superb guests, who get an incisive grilling. More please!"

Finlay McWin | June 20, 2023

The best show for anyone with an interest in climate change

"Michael and his guests (both as hosts and regular guests) offer incredible insight and cover a huge range of topics in this hugely important field. Michael is firm in his beliefs and isn’t afraid to …"

cbfoster123 | Dec. 11, 2023

Very good and important show

"This show is fantastic and should be much more popular and mainstream so that everyone can discuss the energy transition with knowledge rather than emotion"

EddieRosie | July 21, 2024

Essential listening

"Clarifying and comprehensive. Has removed much confusion around environmental and sustains topics for me."

AndrewDSmith00 | Jan. 28, 2025

Insightful and broad ranging podcast

"This podcast is hugely insightful in cutting through some of the noise and demystifying the energy transition. It covers a range of topics from policy to technology and also as far as human behaviour…"

T H M P | Dec. 5, 2024

Always interesting and well presented

"Proper discussions that get to the heart of the biggest issue of our time. Unafraid to debate and no bull."

Them Changes first single | Feb. 20, 2025
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