It seems that almost every day there is another story about pollution of one form or another, in the food we eat, the water we drink and the air we breathe. Very often our own actions lead to that pollution and in many cases we can do something about it. These notes explain how you can investigate pollution and advise on positive action to improve our rivers.

Polluting the Rivers

River Dee ©Alden Chadwick CC BY 2.0Over 97% of all the water on Earth is salty and most of the remaining 3% is frozen in the polar ice-caps. The atmosphere, rivers, lakes and underground stores hold less than 1% of all the fresh water and this tiny amount has to provide the fresh water needed to support the Earth's population. Fresh water is a precious resource and the increasing pollution of our rivers and lakes is a cause for alarm.

Read More: Investigating River Pollution

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