National Geographic Mayo 2020 En Inglés
$30.900
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National Geographic Mayo 2020 En Inglés
Where have all the insects gone?
Bugs aren’t just occasional nuisances, they’re crucial to the environment. Now populations of species worldwide are falling at alarming rates.
The extinction of the one-inch-wide Xerces blue butterfly, last seen in the dunes around San Francisco nearly 80 years ago, may have been a harbinger of what some scientists fear could become a global insect die-off.
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National Geographic Mayo 2020 En Inglés
Where have all the insects gone?
Bugs aren’t just occasional nuisances, they’re crucial to the environment. Now populations of species worldwide are falling at alarming rates.
The extinction of the one-inch-wide Xerces blue butterfly, last seen in the dunes around San Francisco nearly 80 years ago, may have been a harbinger of what some scientists fear could become a global insect die-off.
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