The natural world. Since ancient time Nature has served Man being the source of his life. - презентация

1 The natural world

2 Since ancient time Nature has served Man being the source of his life.

3 For thousands of years people and animals lived in harmony with nature.

4 With the development of civilization not only our environment has changed but also the habits of animals.

5 Wild animals became lazier and they hunt less. Sometimes they want to find food in the cities and often are killed there.

6 Strongly habits and behavior of dogs in the city changed

7 Dogs pass to green light of a traffic light and less get under cars

8 Dogs go on one route to the subway

9 Birds well adapted to city conditions, they often arrive in places where people throw out food

10 Proteins from sawmills get to people into houses what to eat. The reason of the such - lack of natural food

11 Because of change of life and activity of the person the behavior of animals changes