Butterfly population declines across U.S
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Butterfly populationsThe Conversation
•Science
Science
Butterflies declined by 22% in just 2 decades across the US – there are ways you can help save them

89% Informative
From 2000 to 2020 , the number of butterflies fell by 22% across the continental U.S. Study: Nearly one-third of the 342 butterfly species we were able to study declined by more than half .
The Southwest saw the greatest drops in butterfly abundance of any region; only the Pacific Northwest didn't lose butterfly population.
New study shows population trends for more than half of all U.S. butterfly species, including many that likely should be considered for listing.
Letting grass grow can help, even if it's just a strip of grass and wildflowers a couple of feet wide at the back of the yard.
VR Score
93
Informative language
94
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59
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English
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48
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long-living
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20
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