Ответьте пожалуйста на вопросы!!!

1. Should we cry for help to preserve animals and birds, to keep land soils and water clean or do something for preservation and protection of the enviroment?
2. We should say what and how to do something in the world of living and non-living things in order to preserve them and protect the enviroment
3. The first action is to learn how to become an enviroment-educated person. It means very likely studying man's influence on the nature
4. The second action is to study ecology.
5. Ecologists study how to preserve air, land and water and their interactions. Besides they also study how to solve practical problems