There has been a lot of talk this week about how the world may nose its way across the 1.5ºC line soon. It's been held up as a major landmark for so long - and generally with menaces attached. So is it truly on the cards? And how significant a line is it anyway?

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The Mallen Baker Show covers news, current affairs, science and politics. It aims to be independent, fact-focused and non-ideological. A rational and reasoned approach to some of the difficult issues of our time, including climate change, the Covid pandemic, and how we can best survive and thrive in the modern world.

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