Water Pollution
Water, water
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Categories: englishenglish ecologyecology

Water pollution

1. Water Pollution

Выполнил работу студент 1 курса
Белозеров Владислав 106 группа

2. Water, water

The planet Earth is mostly water. Oceans
cover the biggest part of it – and there are
lakes, rivers, streams, and even water
underground.
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