Ключевые слова: air pollution, chimney, clearing, climate, ecosystem, emission, energy, engineering, environment, equipment, exhaust, exhaust smoke, facility, factory, forest industry, forestry, heavy industry, industrial, industrial complex, industry, industry emissions, industry plant, machines, manufacturing, operations, outdoor facility, outdoors, outdoors environment, overcast sky, paved ground, pile, pollution, processing, processing plant, processing site, production, resources, sawdust, site, site work, smoke, smokestack, timber, trees, weather, wood chips, wood industry, wood processing, work area,