Kalakutskaya200
1) Air pollution, water pollution, nuclear pollution
2)If people want to survive they must solve these problems quickly. Man's beginning to understand that his environment is not just his own town or country, but the whole earth. That's why people all over the world think and speak so much about ecology and how to save our Planet
Answers & Comments
2)If people want to survive they must solve these problems quickly. Man's beginning to understand that his environment is not just his own town or country, but the whole earth. That's why people all over the world think and speak so much about ecology and how to save our Planet