I live in San Francisco, but I work an East Coast schedule to get a jump on the news day. So I’d already been at my desk for a couple of hours on Wednesday morning when I looked up and saw this: As unsettling as it was to see the natural environment so transformed, I still got my work done. This is not to boast: I have a desk job and a working air filter. (People who make deliveries in the toxic air or are homeschooling their children while working…