Chemicals in the environment may be behind the dramatic drop in male fertility rates, but there is debate over what exactly is behind lower sperm rates.

<p>Chemicals in the environment may be behind the dramatic drop in male fertility rates, but there is debate over what exactly is behind lower sperm rates.</p>

If it's happening in Perth, you'll hear about it first on 6PR Breakfast with Millsy and Karl!

<p>If it's happening in Perth, you'll hear about it first on 6PR Breakfast with Millsy and Karl!</p>

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