One upon a time a city called New city it was so famous for its transparent river full of fish and trees children’s use to swim and adults used to organize sport in it.
But a factory started dumping chemicals and garbage to the river .now, the river was polluted. Roberto the owner of the factory he has a daughner called Ludmila.
Ludmila is a awful girl and throw a lot of rubbish and one day she went to the park and throw rubbish to a river. The man said to her you are contaminated and then this water go to your house .she said to her father to mobe the factory and she learned that the factory was contaminating the air.