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Why are bees under threat?

Bees are of critical importance in the environment, sustaining biodiversity and ecosystems by providing essential pollination services to a wide range of crops and wild plants. But over the past few years beekeepers have been reporting unusual weakening of colonies and a decline in bee numbers. So what is threatening our friends the pollinators, and how can we protect them? A bee health specialist at EFSA explains. For more information: http://www.efsa.europa.eu/en/topics/t...