天气异常无法解释昆虫数量减少.pdfVIP

Weatheranomaliescannotexplaininsect

decline

1,2 ✉1,32,421

/10.1038/s41586-024-08528-0CasparA.Hallmann,EelkeJongejans,ThomasHörren,MartinSorg,HenkSiepel,

55,61

RolandMühlethaler,GerlindU.C.LehmannHansdeKroon

Received:13November2023

Accepted:13December2024arisingfrom:J.Mülleretal.Nature/10.1038/s41586-023-06402-z(2023).

Publishedonline:12March2025

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Afteralong-termstudysignalleda76%dropininsectbiomassinlessartificialgapsarewellknowntotemporarilyharbourmanyspeciesand

1

thanthreedecadesinGerman-protectednatureareas,insectdeclineshavehigherabundances(forexample,refs.9–12).

arenowassignedtoamultitudeofanthropogenicfactors2,3.ArecentOverthe4years(2016,2019,2020and2022),factorsassociatedwith

41

reanalysisoftheinsectbiomassdataofapreviousstudyhassug-variablehabitatsamplingandtrapplacementinthefield(forexam-

gested,however,thatthedeclinesarewellexplainedbytime-laggedple,atborderlines;ExtendedDataTable

1),resultedinaspuriously

weatheranomalies,whereasnewdatacollectedbyanotherstudy4positivetrend(Fig.

1).Bydisregardingnaturallyoccurringvariationin