How climate change is affecting our health, and what can be done about it

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Ahead of COP30, beginning November 6 in Belém, Brazil, experts say we are seeing unprecedented impacts of climate change on people's health. In light of this, some - including billionaire Bill Gates - are calling on world leaders to focus the climate talks on improving wellbeing. Gabrielle Nadler spoke to an expert to understand how the two are related, and what can be done to mitigate the impact.