1. What different types of environment do you know? 2. Is it important to keep the human impact on the environment under a certain limited level? 3. What should people be more concerned about? 4. What environmental problems are of major concern in the place where you live?
I know перечисление (окружений) mountains forest 2:Yes
3: People don't need to litter nature
4:Very big rubbish and pupils are not think about nature