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Spartanfred104 t1_iy909mn wrote

Reply to comment by lysianth in Rolls-Royce successfully tests hydrogen-powered jet engine | Britain's Rolls-Royce said it has successfully run an aircraft engine on hydrogen, a world aviation first that marks a major step towards proving the gas could be key to decarbonising air travel. by yourSAS

about 1500 degrees. [The production of one tonne of steel emits about 1.8 tonnes of CO2] (https://www.mckinsey.com/industries/metals-and-mining/our-insights/decarbonization-challenge-for-steel). There are between [225 and 285 tonnes of steel](https://belgium.arcelormittal.com/en/innovation/applications/wind-turbines/) in each turbine

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bobby_j_canada t1_j8q4sny wrote

Reply to Gentrification by [deleted]

stations, and once that's established pull a Hong Kong MTR by using the ["Rail + Property"](https://www.mckinsey.com/capabilities/operations/our-insights/the-rail-plus-property-model) business model to get real estate developers to fund public transit extensions along dense and valuable

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The technological singularity is happening (oc/opinion)

Submitted by FrogsEverywhere t3_zgfou6 in Futurology

this is to mention the potential benefits to [medical breakthroughs](https://venturebeat.com/ai/the-future-of-ai-and-medical-imaging-from-nvidia-to-harvard/) and [industrial production](https://www.mckinsey.com/industries/automotive-and-assembly/our-insights/the-future-is-now-unlocking-the-promise-of-ai-in-industrials). *Please try to keep in mind most of this has happened in the last 6 months

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