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A concrete idea to reduce carbon emissions

https://www.instagram.com/tv/CULNGK7jQwc/?utm_medium=share_sheet

Get ready to change how you think about cement! Wait, what’s that?👂 You *don’t* think about cement? OK, fair point — most of us don’t. 🤷 But our world wouldn't be the same without it: It’s in our homes, buildings, bridges and just about everything else. Unfortunately, this versatile material comes with drawbacks — in particular, the massive amount of carbon emissions released when making it. There's good news on that front: A new technique could cut those emissions by up to 40% 🤩 — making our world a whole lot greener. Here's a quick look at how this works: http://t.ted.com/Vkm8Ob7