Starting this weekend, governments, businesses, and scientific leaders from around the world are gathering in Egypt for the annual United Nations Climate Change Conference. To curb the effects of global warming, a lot of emphases has been put on reaching a specific goal: net zero emissions by 2050.

That deadline is to, basically, give countries and industries time to implement changes that most scientists say are needed to avoid triggering irreversible, catastrophic effects of climate change. But what does that transformation to net zero really mean and look like in our daily lives?

Dr. Mekala Krishnan says it'll fundamentally change every system. She's a partner at the McKinsey Global Institute and she co-authored a research report that analyzed the economic impact of these changes – the major, society-wide shifts that would have to happen from jobs and cars, to the foods we eat, and beyond.

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