Ключевые слова: air, anxiety, apparel, atmosphere, awareness, backpack, bleak, campaign, challenge, change, city, climate, clothing, clouds, cloudy, contamination, contemplation, control, culture, dangerous, dark, despair, environment, escape, exploration, factors, feelings, future, gas, health, humane, impact, industrial, issues, landscapes, life, lifestyle, man, mask, nature, observation, pollution, quality, respiratory, risk, safety, setting, skyline, smoke, solitude, survival, toxicity, uncertainty, urban, viewing,