We use an enormous amount of land for animal agriculture and crops like palm oil. But there’s a new fat on the market which is offering an alternative to dairy and vegetable oils. CEO of Savor, Kathleen Alexander, discusses the company’s synthetic alternative and explains how they designed it to make the perfect pastry. Find out how this was born f…

Small modular reactors. Nuclear fusion. Artificial intelligence. Senior economics correspondent for Cipher News, Cat Clifford, unpacks the latest innovations in nuclear energy and explains how China is leading the way. Season two of Solving for Climate is sponsored by Xlinks xlinks.co Cat Clifford, Senior Science and Economics Correspondent, Cipher…

How much attention should we give to carbon removal technology versus stopping carbon emissions in the first place? Climate scientist Zeke Hausfather discusses the opportunities for carbon removal technologies including advanced rock weathering, direct air capture and ocean storage. Season two of Solving for Climate is sponsored by Xlinks xlinks.co…

Skyports are building the infrastructure for electric flying taxis that could change the way we travel. You might be able to ride in one in Dubai as early as next year. The CEO of Skyports joins Hannah and Rob to discuss how vertiports could change urban transport. But do their climate credentials stand up? Season two of Solving for Climate is spon…

The maritime industry is responsible for roughly 3% of global emissions. So one solution to help reduce fuel consumption has already set sail. Head of Engineering at BAR Technologies, Lauren Eatwell has steered a project called WindWings which retrofits large steel and glass sails to ships. But will the wider industry move fast enough to meet clima…

What are carbon credits? Can you eat fossil fuels? Why is nuclear energy back in fashion? Co-hosts Dr Hannah Ritchie and Rob Stewart will answer these questions and more in a new season of Solving for Climate. Season two will be travelling sustainably into your podcast feeds at the end of February. Make sure you’re following the podcast so you are …

‘Plastic has long been the fossil fuel industry’s ‘plan B’’ says Luke Haverhals, co-founder of NFW, a start-up dedicated to creating materials with plants, not oil. Plastic has a stranglehold over our lives, but it’s not good for us, and it also keeps the fossil fuel industry in business. Luke is proposing a solution to this - creating four differe…

Data centres are not the most glamorous topic of discussion but they are everywhere, powering our modern, digital economy. But they can also power swimming pools, breweries and laundries, as Mark Bjornsgaard tells Hannah and Rob on this episode. 97% of the electricity that goes into a computer comes out as heat. It’s an incredibly inefficient proce…

Despite the inexorable growth of Generative AI tools such as ChatGPT or Midjourney in the past couple of years, painfully little is known - or at least publicised - about their carbon impact. However, Dr Sasha Luccioni is on a mission to change that. Hannah and Rob talk to her about how she’s trying to maximise the benefits of AI, while minimising …

How do we buy ourselves some time to save our planet? Humans are responsible for the immense damage inflicted on our planet since the Industrial Revolution, but now we have the chance to do some good and repair the climate. Hannah and Rob discuss the power of human ingenuity and ambition with Founder of the Centre for Climate Repair at Cambridge Un…

‘It’s obvious that oil is on the decline’, says energy strategist Kingsmill Bond. He joins Hannah and Rob to talk about the energy transition and he’s got an optimistic take: he says that we reached peak fossil fuel demand 10 years ago, and give it another five and oil will be a thing of the past. Kingsmill tells Hannah and Rob how we can move past…

Hannah Ritchie and Rob Stewart are fascinated by solutions to the climate crisis and the innovators, entrepreneurs and scientists behind them. They want to shine the spotlight on the people working tirelessly to change the narrative on the climate crisis to show that there's brilliant stuff going on out there, and that all isn't lost. Subscribe to …