What Are Ecosystem Services? What Is Pollination? Who Are the Pollinators? • Managed and Feral Honeybees • Wild Pollinators Valuation of Pollination Services • Economic Considerations • Non-economic Considerations Pollinators in Decline — Causes • Habitat Loss and Fragmentation • Agricultural and Grazing Practices • Pesticides • Introduced Species Pollinators in Decline — What Can Be Done? • Policy and Management • Research Needs Conclusions Sources