SMOKE BLANKETING VANCOUVER AND SEATTLE
August 2, 2017: Carbon dioixde (CO₂) levels as high as 527 ppm, carbon
monoxide (CO) levels as high as 12.59 ppm and sulfur dioxide (SO₂) levels as
high as 490.77 µg/m³. The satellite image shows smoke from fires in British
Columbia blanketing Vancouver and Seattle.
Created by Sam Carana for Arctic-news.blogspot.com with NASA and