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.
Cleaning Up
We are a media and events platform dedicated to:
• Helping identify scalable climate solutions and exploring their challenges and trade-offs.
• Facilitating the creation of networks for action, bringing together different players and actors
• Amplifying the influence of those offering real solutions in order to accelerate their uptake.
Watch our latest episode on YouTube (or find it on your favourite podcast platform):
Recent Episodes
June 17, 2026
How China Became an Energy Superpower | Ep262: Professor Ning Li
Professor Ning Li has spent decades at the intersection of energy, technology and industrial strategy. A nuclear engineer, complexity scientist and founding Dean of the School of Energy at Xiamen University, he is also credit...
June 10, 2026
How Wind Energy Overtook Nuclear in Just Two Decades | Ep261: Henrik Andersen
Today, wind power accounts for just under 10% of all electricity globally, around the same as solar, recently overtaking nuclear power. 20 years ago, the figure was under 1%. In that time, the sector’s leadership has moved ar...
June 3, 2026
RCP8.5 Is Dead, What Comes Next? Ep260: Roger Pielke, Jr.
For more than 15 years, the RCP8.5 climate scenario has shaped headlines, policy decisions, financial stress tests and public understanding of climate risk. Now, the scientific community has declared it implausible. So what c...
May 27, 2026
Why Flexible Power Is Suddenly So Valuable | Ep259: Håkan Agnevall
As electricity demand rises and renewable generation continues to expand, the same question keeps arising: how do we keep power systems reliable, affordable and resilient? This week, Michael Liebreich is joined by Håkan Agnev...
May 20, 2026
Can Anyone Catch China's Clean Tech Lead? Ep258: Bryony Worthington & Michael Liebreich
In this special episode of Cleaning Up from San Francisco Climate Week, Michael Liebreich and Bryony Worthington unpack the geopolitical shocks reshaping the global energy transition. From escalating tensions in the Gulf and ...
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