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4 янв 1990 г. - Water polution

Описание:

Water pollution was now the main focus of water purifying experts because pesticides were proving to be a major problem in water supplies.

Добавлено на ленту времени:

Water Timeline

6 фев 2018

Дата:

4 янв 1990 г.

Сейчас

~ 34 г назад

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