dịch hộ mình với ----- Nội dung dịch tự động từ ảnh ----- 2. Unemployment. While many people move to the city with hope of find a job, their dreams turn sour due to the competitive job market. In the city the demand for the quality of workforce is getting higher and higher. Poorly-trained workers from rural areas may become jobless in the city. 3. - Pollution (Ô nhiễm) Furthermore, people have to put up with heavy pollution in the city. There are many kinds of pollution such as air, water, land, moise and even light pollution. This is understandable because there are numerous pollutants in the city. For example, exhaust fumes from vehicles or emissions from factories are the main causes of air pollution.