Summer '23 I spent a few weeks in the USA. Reasonable numbers and diversity of butterflies in The Rockies, shockingly low in rural Massachusetts. So this is no surprise 🧵
https://www.theguardian.com/us-news/2025/mar/06/declining-butterfly-populations?CMP=Share_AndroidApp_Other
https://www.theguardian.com/us-news/2025/mar/06/declining-butterfly-populations?CMP=Share_AndroidApp_Other
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Then one day someone came to the neighbour's and blitzed the entire garden in clouds of permethrin. It wafted everywhere. Then I knew why there were so few insects. Shocking
https://www.science.org/doi/10.1126/science.adp4671