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蜜蜂消失之谜 - Emma Bryce
1,070,624 views
|
Emma Bryce |
TED-Ed
• March 2014
Read transcript
观看完整课程: http://ed.ted.com/lessons/the-case-of-the-vanishing-honeybees-emma-bryce 在上个年代，美国的蜜蜂数量以一个前所未有的惊人的速度减少。虽然这显然对任何地方的蜜罐都是一件坏事，但与此同时蜜蜂也正在通过一种更强大的方式为我们提供食物--对全国的农作物授粉。艾玛·布莱斯调查了大范围发生的蜂群崩坏综合症的潜在原因。 艾玛·布莱斯授课, 莉莉安·陈动画。
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