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asmith713 asmith713
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11 years ago
I mean, pollutants like pesticides, herbicides and fertilizes
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11 years ago
They can leak in to rivers and kill ecosystems.
They can kill animals that eat the food which can destroy food webs/chains.
They can vapourise and cause the green house effect (global warming) if it gets in to the atmosphere.
It can make plants grow to unnatural sizes, which if fed to animals may have adverse affects on the ecosystem.
They can kill bacteria which are helpful in other ways.
They can kill bacteria which stop diseases in plants/animals.
TC.
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