Algae thrive on nutrients that enter waterways through run-off from farms.
New Zealand has had a reputation for being ‘clean and green’ – a country of environmental beauty. Compared to many...
New Zealand has approximately 300 estuaries.
These two practical activities help students to understand how nutrients are washed off the land and into water systems. They...
In this activity, students demonstrate how substances are dissolved and transported by water through the soil.
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