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Related Experiment Video

Updated: Nov 21, 2025

Author Spotlight: Influence of Temperature on Drosophila melanogaster and Desert-Adapted Beetles

Author Spotlight: Influence of Temperature on Drosophila melanogaster and Desert-Adapted Beetles

Published on: July 7, 2023

Insects and recent climate change.

Christopher A Halsch¹, Arthur M Shapiro², James A Fordyce³

¹Department of Biology, Program in Ecology, Evolution and Conservation Biology, University of Nevada, Reno, NV 89557.

Proceedings of the National Academy of Sciences of the United States of America

|January 12, 2021

Summary

This summary is machine-generated.

Climate change poses significant threats to insect populations, impacting them more than land-use changes. High-elevation butterflies show severe declines, highlighting the complex effects of changing abiotic conditions on montane insects.

Keywords:

Anthropocene climate change extinction extreme weather population decline

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Last Updated: Nov 21, 2025

Author Spotlight: Influence of Temperature on Drosophila melanogaster and Desert-Adapted Beetles

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Published on: July 7, 2023

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High-Throughput Assays of Critical Thermal Limits in Insects

High-Throughput Assays of Critical Thermal Limits in Insects

Published on: June 15, 2020

Area of Science:

Ecology
Entomology
Climate Science

Background:

Insects have evolved over 450 million years amidst Earth's changing climate.
Current rapid climate shifts, coupled with anthropogenic stressors like land-use change, present unprecedented challenges for insect populations.
Long-term monitoring data is crucial for understanding insect responses to climatic fluctuations.

Purpose of the Study:

To assess insect responses to recent climate change.
To synthesize existing literature on long-term insect population monitoring in relation to climate.
To investigate the specific impacts of climate change on insect populations, particularly in montane environments.

Main Methods:

Literature synthesis of long-term insect population monitoring studies.
Analysis of climate change impacts on insects, comparing them with land-use change effects.
Case study focusing on butterfly populations in Northern California's high-elevation areas.

Main Results:

Climate change impacts on insects are potentially considerable, even exceeding those of land-use changes.
Butterfly populations in high-elevation areas of Northern California have experienced severe declines.
These declines are observed in areas less affected by direct habitat loss, suggesting climate as a primary driver.

Conclusions:

Climate change is a significant driver of insect population declines, especially for montane-adapted species.
Understanding insect responses to changing abiotic conditions is complex and requires further empirical investigation.
Methodological improvements are needed for synthesizing long-term insect datasets to better inform conservation strategies.