"By the early 20th century, when Claude Monet was painting London’s bridges and buildings, its fogs had been sickening and periodically killing its citizens for centuries," writes Reid Frazier in #CMOAstoryboard. . Read his essay on air pollution, aesthetics, and historic attitudes towards industry in the latest issue of Storyboard, Altered Landscapes, at storyboard.cmoa.org . US Steel’s coke manufacturing facility in Clairton, Pennsylvania. Photo: Joseph A; Corner of Liberty and Fifth Avenues, 12:20 p.m., ca. 1940. Photo: Smoke Control Lantern Slides, University of Pittsburgh Library Systems; Claude Monet, Waterloo Bridge, London, 1903, Carnegie Museum of Art