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Rarity in mass extinctions and the future of ecosystems
The fossil record provides striking case studies of biodiversity loss and global ecosystem upheaval. Because of this, many studies have sought to assess the magnitude of the current biodiversity crisis relative to past crises—a task greatly…
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MegaRegions
Emerging MegaRegions in the Unites States. Megaregions are characterized by a socio-spatial expansion of population, commerce, and resources across a…