Insects will struggle to keep pace with global temperature rise – which could be bad news for humans

Sun, 23 Oct 2022 00:08:49 +1100

Andrew Pam <xanni [at] glasswings.com.au>

Andrew Pam
<https://theconversation.com/insects-will-struggle-to-keep-pace-with-global-temperature-rise-which-could-be-bad-news-for-humans-190791>

"Animals can only endure temperatures within a given range. The upper and lower
temperatures of this range are called its critical thermal limits. As these
limits are exceeded, an animal must either adjust or migrate to a cooler
climate.

However, temperatures are rising across the world at a rapid pace. The
record-breaking heatwaves experienced across Europe this summer are indicative
of this. Heatwaves such as these can cause temperatures to regularly surpass
critical thermal limits, endangering many species.

In a new study, my colleagues and I assessed how well 102 species of insect can
adjust their critical thermal limits to survive temperature extremes. We found
that insects have a weak capacity to do so, making them particularly vulnerable
to climate change.

The impact of climate change on insects could have profound consequences for
human life. Many insect species serve important ecological functions while the
movement of others can disrupt the balance of ecosystems."

Cheers,
       *** Xanni ***
--
mailto:xanni@xanadu.net               Andrew Pam
http://xanadu.com.au/                 Chief Scientist, Xanadu
https://glasswings.com.au/            Partner, Glass Wings
https://sericyb.com.au/               Manager, Serious Cybernetics

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