Socioeconomic factors predict population changes of large carnivores better than climate change or habitat loss

Land-use and climate change have been linked to changes in wildlife populations, but the role of socioeconomic factors in driving declines, and promoting population recoveries, remains relatively unexplored. Here, we evaluate potential drivers of population changes observed in 50 species of some of...

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Veröffentlicht in:Nature communications 2023-01, Vol.14 (1), p.74-11, Article 74
Hauptverfasser: Johnson, Thomas F., Isaac, Nick J. B., Paviolo, Agustin, González-Suárez, Manuela
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Sprache:eng
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Zusammenfassung:Land-use and climate change have been linked to changes in wildlife populations, but the role of socioeconomic factors in driving declines, and promoting population recoveries, remains relatively unexplored. Here, we evaluate potential drivers of population changes observed in 50 species of some of the world’s most charismatic and functionally important fauna—large mammalian carnivores. Our results reveal that human socioeconomic development is more associated with carnivore population declines than habitat loss or climate change. Rapid increases in socioeconomic development are linked to sharp population declines, but, importantly, once development slows, carnivore populations have the potential to recover. The context- and threshold-dependent links between human development and wildlife population health are challenges to the achievement of the UN Sustainable development goals. Habitat loss and climate change are widely acknowledged as drivers of wildlife population change, but socioeconomic impacts are relatively unexplored. This study explores drivers of population change in large carnivores and reveals that socioeconomic growth is more associated with population declines than habitat loss and climate change.
ISSN:2041-1723
2041-1723
DOI:10.1038/s41467-022-35665-9