Western monarch butterflies are nearly extinct

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Richard Kerver

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Jun 4, 2021, 4:40:10 PM6/4/21

to Richard Kerver, new-england...@googlegroups.com, worcester-cl...@googlegroups.com, worcestercl...@googlegroups.com, XRWorc...@googlegroups.com, Alan Palm, Worcester Energy Alliance <worcester-energy-alliance@googlegroups.com>, Worcester Transition

... the population has sharply declined from 4.5 million in the 1980s, dropping to nearly 200,000 in recent decades before taking a precipitous dive in 2018. That year, the population fell to nearly 30,000, and when volunteers counted again in November, it had dropped to fewer than 2,000 – representing a 99% collapse in the last three decades.