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Download the file to check it out. It's in KML format, and it should load in Google Earth automatically if you have that desktop app installed. Alternatively, you can just pull it up in the web-based Google Maps app.
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If you switch the layer on and off for some before-and-after perspective, you'll see just how serious the damage is — as if the pictures circulating on Twitter and other places on the Internet weren't harrowing enough already. Here's an embed with the data to make things even easier.