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
July 13, 2026
Are Solar And Batteries Undermining Australia’s Grid? Deep Dive Australia 03: Marc England
Australia's electricity networks are entering a new era. As rooftop solar, battery storage and electric vehicles demand reshape the grid, the role of distribution networks is changing from simply delivering electricity to actively enabling a smarter, more resilient and affordable energy system.For the third episode of our Deep Dive Australia series, Michael sits down with Marc England, CEO of Ausgrid, one of Australia's largest electricity distribution businesses, to explore what that transf
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July 8, 2026
Southeast Asia's Leapfrog to Clean Tech | Ep265: Marie Cheong
South and Southeast Asia face a different challenge to many developed economies. As the regions continue to grow, so too does demand for energy, transport and industry. The question is whether that growth can be powered by cleaner technologies from the start.In the second of our episodes recorded from Singapore, Michael meets Marie Cheong, founding partner at 100x100, a climate tech venture builder and VC for South and Southeast Asia. Previously, Marie co-founded WaveMaker Impact, where she
July 6, 2026
Australia Loves Solar, So Why The Diesel Addiction? Deep Dive Australia 02: Chris Bowen
Australia is navigating an extraordinarily complex energy transition. It is both a major exporter of fossil fuels and a global leader in rooftop solar, while recent disruption to fuel supplies has reinforced the importance of energy security alongside decarbonisation. As the country prepares to co-host COP31 alongside Türkiye, the choices it makes will have implications well beyond its borders.This week on Cleaning Up, Michael Liebreich sits down with Chris Bowen, Australia's Minister for Cl
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July 1, 2026
Can Asia Ever Move Beyond Coal? | Ep264: Ravi Menon
Singapore is one of the smallest countries in the world, yet plays a unique role as one of Asia’s main financial and oil refining hubs. So how is it using its influence to help or hinder the transition?Ravi Menon has spent his career at the heart of Singapore’s economic and financial strategy, serving as Managing Director of the Monetary Authority of Singapore (the country’s central bank) before becoming the country’s Ambassador for Climate Action.In this conversation with Michael Liebre
June 29, 2026
How Australia Became The World's Battery Champion | Deep Dive Australia 01: Darren Miller
Today, Cleaning Up launches its Deep Dive Australia series. Featuring conversations with nine leaders of the climate and clean energy scene, the series explores where Australia is leading the world, where it is not, and how it got there.This is an important moment for Australia. The country was extraordinarily exposed to the closure of the Strait of Hormuz, being the largest per capita importer of diesel in the world. It's also uniquely dependent on China as the destination of its mineral ex
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