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How half a degree in global warming can really matter for heatwaves and extreme heat

In this “red hot” episode, climate scientists Dr Sarah Perkins-Kirkpatrick and Dr Andrew King tells us how a half a degree centigrade of global average warming can have serious impacts on heatwaves and extreme heat.

Duration: 00:39:51

What's a post-modern climate scientist, and why do they need a loony bin?

Climate science is evolving to the point where it doesn't quite fit into the old understanding of what science actually does. Dr Sophie Lewis has written a book - A Changing Climate for Science - explaining the role of a scientist in a world where they are under increasing attack. And she explains why she has a loony bin.

Duration: 00:32:38

Jet Streams, extreme weather and marching in the face of climate science denial

Why are scientists watching a cold blob in the North Atlantic, are we making the jet stream wobblier, and why are scientists planning to march on the streets? Climate scientist Professor Stefan Rahmstorf ties all these threads together and reveals why his favourite publication was one he wrote for kids.

Duration: 00:39:28

Can the world's coral reefs be saved from a bleached white future?

Global warming is killing corals across the planet. So what is coral bleaching and can anything be done to stop it? Professor Terry Hughes talks about his major new research on the Great Barrier Reef just published in Nature. Dr Mark Eakin, of NOAA, explains how bleaching swept the world and how President Donald Trump wants to promote the fossil fuels that are killing reefs.

Duration: 00:42:15

How climate models work, and what's with Antarctica right now?

From massive cracks in ice shelves to record low sea ice, Antarctica is hitting headlines. Dr Nerilie Abram tells us what's going on. Also, climate science "sceptics" want you to think climate models are broken. Professor Steven Sherwood explains what's in a climate model and gives us the nuance that's often lost.

Duration: 00:39:09

Can you inoculate people from fake climate news, and how fast are we changing the climate?

You've heard that 97 per cent of climate scientists agree that humans are causing global warming? We hear from the author of that study, Dr John Cook, who thinks you can inoculate people from climate myths. And just how fast is the climate changing now compared to the ancient past? Professor Will Steffen has an equation for that.

Duration: 00:40:48