Articles by Caspar A. Hallmann , Martin Sorg, et al.

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More Than 75 Percent Decline Over 27 Years in Total Flying Insect Biomass in Protected Areas
Caspar A. Hallmann , Martin Sorg, et al. | PLOS One – TRANSCEND Media Service, 23 Oct 2017

18 Oct 2017 – German researchers have reported a rapid drop in the number of flying insects at dozens of natural reserves. Many of the reserves involved are surrounded by farms and pesticides could be to blame. According to the report, between 1989 and 2016 the biomass of flying insects captured in 63 different locations in Germany – including grasslands, swamps and sand dunes – decreased by a seasonal average of 76%.

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