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dsp73
2 years ago
14

Using fertilisers can lead to algae build up in ponds and rivers. Why is that bad?

Biology
2 answers:
Elodia [21]2 years ago
8 0

<em>Fertilizer</em><em> </em><em>van </em><em>leach </em><em>water </em><em>into </em><em>fresh </em><em>water</em><em>,</em><em> </em><em>adding</em><em> </em><em>extra,</em><em> </em><em>unwanted</em><em> </em><em>nitrates.</em><em> </em><em>This </em><em>will </em><em>increase</em><em> </em><em>algal </em><em>population</em><em> </em><em>which </em><em>can </em><em>cause </em><em>algal </em><em>blooms.</em><em> </em><em>Algal </em><em>blooms </em><em>reduce</em><em> </em><em>light </em><em>levels,</em><em> </em><em>killing</em><em> </em><em>aquatic </em><em>plants.</em><em> </em><em>These </em><em>dead </em><em>plants,</em><em> </em><em>as </em><em>well </em><em>as </em><em>dead </em><em>algae,</em><em> </em><em>become </em><em>food</em><em> </em><em>for </em><em>bacteria</em><em> </em><em>which </em><em>increase</em><em> </em><em>greatly</em><em> </em><em>in </em><em>n</em><em>u</em><em>mber.</em>

Makovka662 [10]2 years ago
5 0

Answer:

It can affect the environment in a bad way. The marine animals won't be able to survive.

Explanation:

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