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Marla Spivaka:
Kādēļ bites izzūd

TEDGlobal 2013 · 15:57 · Filmed Jun 2013
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Dennis vanEngelsdorp: A plea for bees
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Medus bites ir uzplaukušas 50 miljonus gadu laikā, katrai no 40 līdz 50 000 bišu lielajām saimēm strādājot apbrīnojamā saskaņā. Tad kādēļ pirms septiņiem gadiem bišu saimes sāka masveidā izmirt? Marla Spivaka atklāj jums 4 iemeslus, kas savstarpēji mijiedarbojas un noved pie traģiskām sekām. Tā nav vienkārši problēma, jo bites apputeksnē trešdaļu labības visā pasaulē. Vai varētu būt, ka šī apbrīnojamā suga tur rokās spoguli mums — cilvēkiem?

Bees scholar
Marla Spivak researches bees’ behavior and biology in an effort to preserve this threatened, but ecologically essential, insect. Full bio
This talk was presented at an official TED conference, and was featured by our editors on the home page.

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