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Index of Subjects Saw this too but haven’t read the original article. The précis of the study abstracted elsewhere, however, says that “The authors say that this huge unrecognized loss cannot be sufficiently explained by changes in weather, land use or habitat”. So what does that leave as an explanation, pesticide use? Steve On Nov 7, 2017, at 11:43 AM, Laviolette, Lance <lance.laviolette@lmco.com> wrote: > Hi everyone, > > We have had some discussion about the decline of insects in Nova Scotia. A study published in the online scientific journal PLOS ONE indicates that there has been a dramatic decline in average airborne insect biomass of 76% (up to 82% in midsummer) in just 27 years for 63 protected nature areas in Germany. > > Their results demonstrate that recently reported declines in several taxa such as butterflies, wild bees and moths, are in parallel with a severe loss of total aerial insect biomass, suggesting that it is not only the vulnerable species, but the flying insect community as a whole, that has been decimated over the last few decades. > > It is particularly concerning since these measurements were made in protected nature areas and not in those areas impacted by more extensive human activity. > > Here is a link to the paper: > http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0185809 > > Cheers, > > Lance > > Lance Laviolette > Glen Robertson, Ontario > > > > > >
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