Презентация "Global ecological problems" 8 класс скачать


Презентация "Global ecological problems" 8 класс

Подписи к слайдам:
GLOBAL ECOLOGICAL PROBLEMS BY SKVORTSOVA ELENA ALEXANDROVNA SCHOOL № 7 YALTA Only when the last tree has died, the last river has been poisoned and the last fish has been caught, will we realize we cannot eat money. (An Indian proverb) Air pollution Fish extinction Global warming Human activities Chemical waste Overfishing Water pollution Coastal cities pollute sea waters Sea animal extinction Waste pollution Industrial waste Deforestation Coastal degradation Divide these problems into two groups: 1. Global ecological problems. 2. Ecological problems of the black sea. Air pollution Fish extinction Global warming Human activities Chemical waste Overfishing Water pollution Coastal cities pollute sea waters Sea animal extinction Waste pollution Deforestation Coastal degradation Industrial waste