another great talk : youtu.be/DmVNGD6jbaY "Zukunftsbilder” project, 100 scientists, journalists, artists and others, Together, developing scientifically sound descriptions of a sustainable future.

@news_en @ScientistRebellion @extinctionrebellionnl on the same day, university of Exeter publishes both of these news: urgency to limit warming to 1.5• news.exeter.ac.uk/faculty-of-e *and* paying £10 million to create new supercomputer service for AI ?!? 🥵😤🤬

@becha @news_en @ScientistRebellion @extinctionrebellionnl

1. Sharing

2. Justice

3. Livable planet

OK, I'm fine on points 1 & 2, though maybe point 3 is too expensive. 🤑 🤪

@becha @news_en @ScientistRebellion @extinctionrebellionnl

From the announcement, this is the replacement for the current Isambard 2 supercomputer. It is not specifically for AI. And it will be more energy efficient compared to the existing one, and also use waste heat recycling.
For supercomputers, emissions from use dominates. If they would not replace it, cumulative emissions would be larger.

@becha @news_en @ScientistRebellion @extinctionrebellionnl

The Isambard 2 supercomputer is hosted and used by the MetOffice. Weather prediction, especially of severe weather, is essential to reduce the impact of climate change.

@wim_v12e @news_en @ScientistRebellion @extinctionrebellionnl is switching it off an option? In the light of “the other news” - that continuing with investments in high emissions activity is going to endangers lives of billions of people (& more-than-humans)! And considering that it’s better to do planned reduction than it being kept off by disasters (heat/flood/shortages) …

@becha @news_en @ScientistRebellion @extinctionrebellionnl

If you switch it off, then you won't have weather forecasts anymore.

Supercomputers are not high emissions activity: Isambard 3 will consume less than 270 kW (peak). UK electricity demand is 61.9 GW (peak). So is less than 0.0005% of UK electricity, and in terms of CO2 emissions even less.
To my mind, targeting supercomputers is entirely the wrong battle. Most of the emissions from ICT are from manufacturing of end user devices.

@becha @news_en @ScientistRebellion @extinctionrebellionnl
The second largest component is the networking infrastructure.
That is driven entirely by video on demand.
And then there's the cloud data centres, who also mostly serve video.

This is what we should reduce.

Supercomputing is a distraction.

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