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1 янв 1975 г. - Warnings about environmental effects of airplanes leads to investigations of trace gases in the stratosphere and discovery of danger to ozone layer.

Добавлено на ленту времени:

Climate Change

ByShelby Johnson
17 фев 2018

Дата:

1 янв 1975 г.
Сейчас
~ 49 г назад

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