decline

Historiography of the fall of the Western Roman Empire - Wikipedia, the free encyclopediaThe causes and mechanisms of the decline of the Roman Empire are a historical theme that was introduced by historian Edward Gibbon in his 1776 book The Decline and Fall of the Roman Empire. He started an ongoing historiographical discussion about what cau...

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Pollinator decline - Wikipedia, the free encyclopediaThe term pollinator decline refers to the reduction in abundance of insect and other animal pollinators in many ecosystems worldwide beginning at the end of the twentieth century, and continuing into the present day. Pollinators participate in sexual repr...

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