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The Biggest Sustainability Stories of 2019 (and what to watch for in 2020)

Andrew Winston

At the end of the year, Time Magazine named 16-year-old climate activist Greta Thunberg as their youngest “Person of the Year” ever. Nature magazine chimed in, saying that we’re hitting “ climate tipping points ” and the bank HSBC estimated trillions of dollars in potential health costs. The climate protest movement explodes.

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A Blockchain Crash Course: How It Can Enable the Clean, Smart Grid

Andrew Winston

This is my attempt at an "explainer" on blockchain, describing it as simply as I can, and exploring how it may help build the clean grid. Blockchain is everywhere — at least when you’re talking about media coverage. In short, in the words of a recent Wired overview of the technology , blockchain creates “tamperproof databases.”