Not such a bright idea: cooling the Earth by reflecting sunlight back to space is a dangerous distraction

Mon, 1 Apr 2024 04:02:14 +1100

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

Andrew Pam
<https://theconversation.com/not-such-a-bright-idea-cooling-the-earth-by-reflecting-sunlight-back-to-space-is-a-dangerous-distraction-223353>

"The United Nations Environment Assembly this week considered a resolution on
solar radiation modification, which refers to controversial technologies
intended to mask the heating effect of greenhouse gases by reflecting some
sunlight back to space.

Proponents argue the technologies will limit the effects of climate change. In
reality, this type of “geoengineering” risks further destabilising an already
deeply disturbed climate system. What’s more, its full impacts cannot be known
until after deployment.

The draft resolution initially called for the convening of an expert group to
examine the benefits and risks of solar radiation modification. The motion was
withdrawn on Thursday after no consensus could be reached on the controversial
topic.

A notable development was a call from some Global South countries for “non-use”
of solar radiation modification. We strongly support this position.
Human-caused climate change is already one planetary-scale experiment too many
– we don’t need another."

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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