The Incredible Science of Temperature episode 3: Dr Helen Czerksi explores the extraordinary science of heat. She reveals how heat is the hidden energy contained within matter, with the power to transform it from one state to another. Our ability to harness this fundamental law of science has led to some of humanity’s greatest achievements, from the molten metals that […]
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The Incredible Science of Temperature episode 2: Helen Czerski explores the narrow band of temperature that has led to life on Earth and shows how all living creatures depend on temperature for its survival. She reveals how life began in a dramatic place where hot meets cold, and how every single living creature on Earth depends on temperature for its
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The Incredible Science of Temperature episode 1 – Frozen Solid : Dr Helen Czerski discovers how cold has shaped our planet, and how pushing the limits of cold has unlocked new technologies, from superconductors to quantum computing. Everything around us – from the tiniest insect on Earth to the most distant stars of the cosmos – exists
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Big Oil v the World episode 3: How the 2010s became another lost decade in the fight against climate change – as the move to natural gas delayed a transition to more renewable sources of energy. Engineer Tony Ingraffea explains how, in the 1980s, he helped develop a new technique for extracting gas and oil from shale rock, which ultimately
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Big Oil v the World episode 2: Even as the science grew more certain, the oil industry continued to block action to tackle climate change in the new millennium. In a revelatory interview, Christine Todd Whitman, George W Bush’s former environment chief, tells the story of how the industry successfully lobbied President Bush to reverse course on his campaign promise
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Big Oil v the World episode 1: The story of what the fossil fuel industry knew about climate change more than four decades ago, as scientists working for Exxon reveal how they sounded the alarm about the effects of fossil fuels. Scientists who worked for the biggest oil company in the world, Exxon, reveal the warnings they sounded
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Greta Thunberg: A Year to Change the World episode 3: As the world is bought to a standstill by the Covid-19 pandemic, Greta has to put her plans on hold. The pandemic reveals the enormity of the challenge that tackling climate change poses as Greta learns the drop in emissions caused by the 2020 lockdowns is not enough
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Greta Thunberg: A Year to Change the World episode 2: Greta sets off to the annual World Economic Forum in Davos, Switzerland, which will be attended by US president Donald Trump and other world leaders, to call for action on climate change. Greta is demanding an immediate reduction in fossil fuel use – one of the main drivers
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Greta Thunberg: A Year to Change the World episode 1: Greta travels through North America on her way to a UN climate conference in Chile. To understand the impact of climate change, she stops at three key locations that reveal how the planet is changing. Alternative stream In the Canadian Rockies, she learns how a small
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Seven Worlds – One Planet episode 2: Asia is the largest and most extreme continent on our planet, stretching from the Arctic Circle in the north to the tropical forests on the equator. The animals here face the hottest deserts, tallest jungles and highest mountains found anywhere on Earth. But the continent has not always looked like this.
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Seven Worlds – One Planet episode 1 : Antarctica – a land of survivors enduring the most hostile conditions on earth. 98 per cent of the mainland is covered by ice on which virtually nothing can live. Even the sea freezes over, but the Weddell seal manages to survive here by keeping its breathing holes open by using its teeth
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After one of the hottest years on record, Sir David Attenborough looks at the science of climate change and potential solutions to this global threat. Interviews with some of the world’s leading climate scientists explore recent extreme weather conditions such as unprecedented storms and catastrophic wildfires. They also reveal what dangerous levels of climate change could mean for