Studies show that the western, industrialized world is witnessing an alarming trend: male fertility is in decline. Researchers are trying to figure out why.
Researchers are honing in on a little-studied but significant consequence of climate change: male infertility. Could this potential cause of extinction and biodiversity loss also threaten the human species?
The western-styled world is losing its sperm. There's no denying it, says a meta-regression analysis comprising studies from New Zealand to the US. But not to worry, say Germany's leading reproductive biologists.
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