James Stewart

James Stewart is a science presenter and climate communicator who specialises in making sustainability engaging, accessible, and actionable for audiences of all ages. A regular contributor to BBC Morning Live and presenter of CBeebies' Get Set Galactic, he combines academic training in climate science from the University of Bristol with extensive broadcast experience across television, radio, and digital platforms. Named a "climate creator to watch" by Harvard University in 2023, James has spoken at global events including ChangeNOW Paris and Harvard's Youth Summit on Climate, Equity, and Health. His sessions equip audiences with evidence-based insights and practical steps to understand and respond to environmental challenges with confidence.

When James Stewart was named a "climate creator to watch" by Harvard University in 2023, it marked a significant milestone in a career dedicated to transforming how science and sustainability are communicated to the public. With academic training in climate science from the University of Bristol, he has built a reputation for translating complex environmental topics into content that feels relevant, engaging, and empowering. Whether presenting to young children on CBeebies or addressing global audiences at major summits, James combines rigorous subject knowledge with a natural ability to connect, making him one of the most trusted voices in science broadcasting today.

His professional experience spans television, radio, digital content, and live events. James is a regular contributor to BBC Morning Live and BBC Sport, and has appeared across a wide range of programmes including Blue Peter, Channel 4, and CBBC. He currently presents Get Set Galactic on CBeebies, a science-themed gameshow designed to inspire curiosity about the natural world in younger audiences. His radio career has been equally notable: James hosted the UK's largest commercial early breakfast show on Heart FM for several years and continues to present across the Heart network. This versatility has established him as a communicator with genuine cross-generational appeal. His work with organisations including National Geographic, The Financial Times, The Guardian Weekly, O2, Bosch, Arla, and Yeo Valley has centred on improving public understanding of sustainability in everyday life, whilst his recent speaking engagements have included a fireside chat at ChangeNOW 2024 in Paris, the world's largest environmental solutions summit, and contributions to Harvard's Youth Summit on Climate, Equity, and Health.

James helps audiences move beyond awareness and into action. His sessions equip people with evidence-based insights and practical steps that can be applied immediately, whether in workplaces, communities, or personal decision-making. He understands that meaningful change begins with clarity, and his presentations balance urgency with optimism, leaving audiences feeling informed rather than overwhelmed. With new projects including the BBC Bitesize podcast series and his own podcast, Saving Planet Earth, James continues to expand his reach and deepen his impact. For organisations seeking a speaker who can inspire confidence, encourage practical engagement, and make science feel accessible to all, James Stewart delivers content that resonates long after the event concludes.