NYT > Top StoriesAgricultural insecticides were a key factor, according to a study focused on the Midwest, though researchers emphasized the importance of climate change and habitat loss.
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Butterflies Are in Decline. New Research Points to Insecticides.
NYT > Top StoriesAgricultural insecticides were a key factor, according to a study focused on the Midwest, though researchers emphasized the importance of climate change and habitat loss.
NYT > Top StoriesAgricultural insecticides were a key factor, according to a study focused on the Midwest, though researchers emphasized the importance of climate change and habitat loss.