Нужно ответить на вопросы.

1)The information of what sciences does ecology use?

2)what are some oof the problems ecologists are trying to solve?

3)what is your natural environment? do you think it is healthy? 

1)The information of biology and chemistry 

2)The most of important problems today is pollution of seas and oceans

3)I think my country has a beautiful and healthy nature and doesnt need a help