Lack of butterflies

[Semjase]

>Here in the UK there has been a dramatic reduction in the number of
>butterflies in recent years.  This has been put down to (a) removal of
>hedgerows and other natural habitats by farmers and land developers,  and (b)
>intensive use of insecticides by farmers.
>
>Are those problems a cause of the decrease in butterfly population in the US
>as well ??
>
>Regards.
>
>Peter Relf,
>Herefordshire, UK.
>
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Hi Peter:

There have been population shifts due to numerous changes in the environment
but this recent phenomena probably is dye to the unusual weather.  Hope so at
least.

Best

S.