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@BKAndersso
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🚨BIG SCIENCE NEWS 🚨

And our results (along with our international colleagues) have dropped!

Our team (and others) have started to see the strongest evidence as yet of the stochastic gravitational wave background - ripples in space-time cause by ALL the supermassive black holes in the history of the Universe colliding!

We use pulsars to study these riplles and we needed almost 20 years of data to even get the first hints! It's the long game!

I'm a co-author on the Aussie papers (as part of my work) but I also wrote about it here in my latest feature article on #SpaceAustralia

This is why I have been going on about pulsars for a few weeks now - this was coming!

Check it out here: https://www.spaceaustralia.com/feature/australian-scientists-help-uncover-cosmic-gravitational-rumblings

📸 Shanika Galaudage

#Astrodon #Astrophysics #RadioAstronomy #GravitationalWaves #Science #Pulsars

Australian Scientists Help Uncover Cosmic Gravitational Rumblings | Spaceaustralia

Australian astronomers, using CSIRO’s Parkes radio telescope, have today announced the best evidence yet of the stochastic gravitational wave background, opening up a new chapter into gravitational wave astronomy. As the fourth and final instalment of this series, we spoke with the two scientists leading the Australian papers in this exciting discovery.

@nebulousmenace Money cost is a very poor approximation of the material / energy cost, as it doesn't take into account environmental damage or the time it takes for nature to replenish used resources.

Our industrial civilization depends on continuous destruction of nature and exploitation of limited resources.

That's why it's very hard to come up with the real cost of renewables. Their production depends on a global industrial machinery that for the most part still runs on fossil fuels.

@amberage Hinzu kommen die Massen an aktiver wie passiver Repression wie anlasslose #Massenüberwachung, #GrundrechtsfreieRäume aka. "#Waffenverbotszonen" wo Cops ihren Hass gegen Marignalisierte wie Obdachlose, queere und/oder migrantische Menschen fröhnen können...

Mir geht diese #FaschistischeKackshice nicht erst seit #Zensursula (*zeigt auf "#Chatkontrolle" aka. #Verschlüsselungsverbot*) gegen den Stich!!!
https://www.youtube.com/watch?v=Diq6TAtSECg

Überwachungsstaat - wie der Frosch im heißen Wasser

YouTube

@breadandcircuses

The problem with de-growth, I think, is the narrative. The capitalists, the "tech-fix-believers," and many, many others always suggest that de-growing would mean we go back to stone age, living in caves.

But a German journalist wrote a book (https://www.kiwi-verlag.de/buch/ulrike-herrmann-das-ende-des-kapitalismus-9783462002553) depicting the interesting vision that going by German energy needs, we're basically talking about backpedaling to the 70s, and then she tells people that the 70s weren't a bad time at all.
Putting aside the accurate data here, I think this is a good approach to make people more receptible towards the idea of de-growth.

De-growth won't mean that we'll have to stop using the Internet or toss our smartphones away. It'll mean that we'll need to do three things: Place focus on longevity of items, so that smartphones, for example, last two or three decades instead of two years, embrace the idea of cradle-to-cradle which basically means to only use the resources we can recycle, and to get rid of all wasteful luxury which the wealthy western countries like so much like flying on planes, traveling the seas on luxury liners, eating masses of meat, owning private cars to drive 200 meters to the next supermarket, waste food, buying the newest fashion every season instead of wearing clothes for decades, etc.

It's not like the Earth can't absorb any CO² either. We will need to emit CO² for some things since we got 8 billion people on this planet. However, the goal should be to move within the planetary boundaries. For that we'll need to re-forest a lot of ground (according to some scientists we could replant billions of trees without having any space conflicts, if I remember correctly), we'll need to put more research into how to run nature-friendly agriculture, etc.

In short, your picture says it all: The only sustainable growth is de-growth. But, de-growth doesn't mean going back in time. It means a new vision of using what the planet offers us with respect and care.

Das Ende des Kapitalismus

Demokratie und Wohlstand, ein längeres Leben, mehr Gleichberechtigung und Bildung: Der Kapitalismus hat viel Positives bewirkt. Zugleich ruiniert er jedoch

Kiepenheuer & Witsch
Ein Interview mit mir zur #Klimakrise und zu Rolle und Selbstverständnis von Wissenschaftlern in der öffentlichen Klimadebatte, von Christopher Schrader. @cschrader_eu
https://www.ews-schoenau.de/energiewende-magazin/zur-sache/wir-betreiben-noch-gar-keinen-ernsthaften-klimaschutz/
«Wir betreiben noch gar keinen ernsthaften Klimaschutz»

Trotz aller Kritik an der Politik ist Stefan Rahmstorf hoffnungsvoll: Noch kann die Menschheit einen schnellen Umschwung herbeiführen.

EWS Schönau

Paris: Schafft 60.000 Parkplätze ab

Oslo: Innenstadt ist parkplatzfrei

Amsterdam: 11.200 Parklätze im Zentrum fallen weg

Mailand: Schafft 750km geschützte Radwege bis 2035

Berlin: CDU stoppt alle Radverkehrsprojekte bei denen 1 Fahrspur oder 1 Parkplatz wegfallen könnte.

Greta Thunberg (@gretathunberg) has some strong words for corporate media and for the corrupt system they support...
____________________________

Today, our political leaders are allowed to say one thing and do the exact opposite. They can claim to be climate leaders while they rapidly expand their nation's fossil fuel infrastructure. They can say that we are in a climate emergency as they open up new coal mines, new oil fields, and new pipelines. It has not only become socially acceptable for our leaders to lie, it is more or less what we expect them to do.

I believe the main reason we have reached this point — the reason we are facing this catastrophe — is because the media has allowed the people in power to create a gigantic greenwashing machine designed to maintain business as usual for the benefit of short-term economic policies. The media have failed to hold those responsible for the destruction of our biosphere accountable, effectively acting as gatekeepers for the status quo.

Given the size of our mission and the time we have left to act, there is, frankly, no entity other than the media that has the opportunity to create the necessary transformation of our global society. In order for that to happen, they must start treating the climate, ecological, and sustainability crisis like the existential crisis it is. It has to dominate the news.

Our safety as a species is on a collision course with the current system. The longer you pretend that this is not the case, and the longer you pretend that we can solve this catastrophe within a global societal structure which has no laws or restrictions whatsoever protecting us long-term from the ongoing self-destructive greed that has brought us to the very edge of the precipice, the more time we will waste. Time that we no longer have.
____________________________

That's from page 358 of The Climate Book.
https://www.penguinrandomhouse.com/books/709837/the-climate-book-by-greta-thunberg/

Greta is brilliant, and she's 100% right. But will anything change?

#Politics #Media #Environment #Climate #ClimateChange #ClimateCrisis #ClimateEmergency #Capitalism #BusinessAsUsual

The Climate Book by Greta Thunberg: 9780593492321 | PenguinRandomHouse.com: Books

A NEW YORK TIMES BESTSELLER We still have time to change the world. From climate activist Greta Thunberg, comes the essential handbook for making it happen....

PenguinRandomhouse.com

This is how humanity becomes extinct.

UK heatwave prompts order to fire up coal plant to meet aircon demand.

https://www.theguardian.com/environment/2023/jun/12/uk-heatwave-prompts-order-to-fire-up-coal-plant-to-meet-aircon-demand

#ClimateChaos #GlobalBurning #Coal #FossilFuels

UK heatwave prompts National Grid to fire up coal plant to meet aircon demand

National Grid asks for two units at Ratcliffe-on-Soar plant to be brought into action after temperature tops 30C

The Guardian
An alle mit Verantwortung in Politik und Wirtschaft: wovor wir Klimaforscher seit Jahrzehnten eindringlich warnen tritt ein.
Und das ist erst der Anfang.
Habt ihr euch je Zeit genommen, die Zusammenfassung für Entscheidungsträger eines IPCC-Berichts zu lesen?
Wann wacht ihr auf?