As of the morning of May 31, 2019, smoke from Canadian wildfires covered millions of square miles of North America.

Yesterday, I published a story featuring satellite views of wildfires burning in northern Alberta: Striking satellite imagery reveals multiple wildfires blazing across northern Alberta

Since then, things have gotten worse, with one blaze — the Chuckegg Creek fire — exploding to nearly 1,000 square miles by this morning, up from 580. That means the fire has now scorched an a