COP27: What to look out for at the climate summit in Egypt

COP27 has begun, and this year it's being held in Egypt.

When the climate summit was held in Glasgow last year, countries involved promised that by COP27, they would have bigger and more ambitious targets to help reduce climate change.

So what should we be looking out for at COP27? BBC Science correspondent Victoria Gill breaks it down for us.

COP27: Everything you need to know

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