alyssatamayo641 alyssatamayo641

23-09-2018
Health

contestada

Explain why amphibians are good early warning devices for water pollution.

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spykidd2006 spykidd2006

23-09-2018

If there are no living amphibians in a water source that probably means that the water is polluted. This is because they probably moved or they all died because of the pollution.

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alyssa011263 alyssa011263

23-09-2018

If there are no amphibians in the water that means the water is not safe

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