# Bryony Worthington

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How Trump & Musk Will Reshape US Climate Action — Michael Liebreich & Bryony Worthington

How will the Trump administration's policies impact the clean energy transition in the United States? What will be Elon Musk's role in shaping climate policy? And what are the geopolitical implications of the US withdrawing from the Paris Agreement?  In this special episode of Cleaning Up, hosts Mi…

Is Trump's Victory A Win For China? Ep185: Professor Qi Ye

Is China's lead in clean technologies insurmountable? How will the Trump presidency shape relations with China? And when will China's emissions peak?  Fatih Birol, head of the International Energy Agency, has said that 'almost every energy story is essentially a China story. But it's a complicated …

How Climate Philanthropy Spends Its Billions | Ep189: Greg De Temmerman

Climate philanthropies are playing an increasingly important role in funding climate action. In 2023, an estimated $9-16 billion was spent by philanthropies on programs to mitigate climate change. But how do they choose how to spend it? And what role should philanthropy play in catalysing innovatio…

Lifting the Curtain on Climate Denial — Naomi Oreskes — Cleaning Up Redux

Happy New Year from all of us here at Cleaning Up. This week we’re bringing you one from our archive of almost 200 episodes. It’s a conversation Bryony Worthington had with Naomi Oreskes in October 2023,  her very first episode as a co-host for Cleaning Up.   Naomi Oreskes is the Henry Charles Lea …

Petrostate USA vs Electrostate China — Place Your Bets | Ep191

Happy New Year and welcome to Season 14 of Cleaning Up. From the future of nuclear to growing tensions between China and the USA, we're off with a bang with a conversation between hosts Michael Liebreich and Bryony Worthington. They reflect on the key trends of 2024, and looking ahead to what might…

Five Years In, How Has The Bezos Earth Fund Used Its Billions? Ep192: Dr. Andrew Steer

How can $10 billion be spent most effectively to address the climate and nature crises? What role can philanthropy play in driving systemic change? And how can new technologies like AI be leveraged to accelerate climate solutions?  This week on Cleaning Up, host Bryony Worthington sits down with Dr…

The Fossil Fuel Endgame: Inside The Non-Proliferation Treaty — Ep197: Kumi Naidoo

How can climate activists be more successful in 2025? And where have they gone wrong?  Kumi Naidoo has a storied career as an activist. At just 15 years old, he started out as an anti-apartheid campaigner and organiser in South Africa, before fleeing the country and attending Oxford University as a…

Net Zero Isn’t Impossible, It’s The Key To UK Prosperity — Ep202: Emma Pinchbeck

The UK is an extraordinary case study in how to cut greenhouse gas pollution successfully. Since 1990, the country has more than halved its greenhouse gas emissions, while the economy has grown by over 80%.  The Climate Change Act, passed in 2008, has helped steer the UK towards its net-zero goals,…

How is clean electricity doing globally?

In this episode, I dig into the just-released Global Electricity Review from the think tank Ember, with founder Bryony Worthington and lead author Nicolas Fulghum. Clean electricity surpassed 40 percent of global generation in 2024, driven by record solar deployment. We explore solar's rapid doubli…

Iran Will Reshape Oil, Gas & Clean Energy For Years To Come | Bryony Worthington & Michael Liebreich

Bryony Worthington and Michael Liebreich give their analysis of the impact of the conflict in Iran on global energy markets. How will it impact the Middle East, Europe, Asia, the US, and will it force countries back to coal, or accelerate the clean energy transition?  This episode was recorded Thu…