Translate into English. 1. Мы бы жили на чистой Земле, если бы люди не выбрасывали столько мусора последние 20-30 лег.

1. If people hadn’t thrown away so much rubbish in the last 20-30 years, we would live on a clean Earth now.
2. If everyone cleaned their street and town, life would be more pleasant and comfortable.
3. lf animals could speak, they would tell / would have told us а lot of interesting things about people.