Ключевые слова: black, building, condition, construction, damage, dirty, ecology, environment, epidemic, equipment, future, garbage, hanoi, horizontal, illegal, illegal landfill, industry, landfill, living, message, messy, nature, package, packaging, plastic bag, polluted, pollution, polution, reality, river, site, the garbage dump, timber, unhygienic, unpleasant smell, vietnam, vietnamese, water, worker, yellow, yucky,