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Perché le api stanno scomparendo

TEDGlobal 2013 · 15:57 · Filmed Jun 2013
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Le api mellifere hanno prosperato per 50 milioni di anni, e ogni colonia è composta da 40 a 50 000 individui perfettamente in armonia. Allora come mai, sette anni fa, le colonie di api hanno cominciato a morire in massa? Marla Spivak rivela quattro concause dalle tragiche conseguenze. Non è un problema da poco, dato che le api impollinano circa un terzo delle colture mondiali. E se questa incredibile specie ci stesse facendo da specchio?

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Bees scholar
Marla Spivak researches bees’ behavior and biology in an effort to preserve this threatened, but ecologically essential, insect. Full bio

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