Ключевые слова: air, area, atmosphere, bad, breathe, building, cancer, carbon, cargo, chemical, city, climate, crane, cranes, dawn, development, dioxide, dusk, environment, environmental, factory, fog, gas, global, harbor, industrial, industry, mist, morning, pier, pipe, pollution, port, portal, problem, quality, risk, river, sea, shipping, site, sky, smog, smoke, toxic, transport, transportation, warming, zone,