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Plant Diversity a Boon for Declining Bees

Could the right mix of flowers, shrubs and grasses help resuscitate North America's rapidly declining bee populations? Researchers are trying to find out. “With agricultural intensification, with urbanization, bees have lost so much of the habitat that they rely on for forage. Pollen and nectar make up 100 percent of these diets,” said Jessa Kay Cruz of the Xerces Society, an Oregon-based conservation group. “So they are totally dependent on certain types of flowers in order to...

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