UCL, Stanford and UCSB study Invertebrate numbers decreased by 45 on average over 35 year period in which the human population doubled

Published 25, July 2014 at 300 × 300 in UCL, Stanford and UCSB study: Invertebrate numbers decreased by 45% on average over 35 year period in which the human population doubled

Tiger Swallowtail butterfly (credit: John Flannery source: Flickr)

Tiger Swallowtail butterfly (credit: John Flannery source: Flickr)

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