Презентация
  • формат ppt
  • размер 3,06 МБ
  • добавлен 19 февраля 2012 г.
How do you treat the earth
Количество слайдов: 27
Автор презентации: Кудра Елена Михайловна
Тема презентации раскрыта двадцатью семью слайдами:
What does ecology mean?
What are the names of the environmental problems of today
The Earth is our environment
Land, air, water are important for flowers, trees, animals, birds, fish and people
WHAT ARE THE RESULTS OF OUR INFLUENCE ON THE ENVIRONMENT
You can often come across these inteational signs
22 April - Earth Day
Friends of the Earth