Karl Mathiesen (@karlmathiesen) 's Twitter Profile
Karl Mathiesen

@karlmathiesen

Senior climate correspondent, POLITICO.

Get in touch at [email protected]. DMs open. Ask for signal, protonmail.

From Tasmania.

ID: 367132858

calendar_today03-09-2011 12:53:15

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"The president remains pleased with Musk and his Department of Government Efficiency initiative but both men have decided in recent days that it will soon be time for Musk to return to his businesses and take on a supporting role." politico.com/news/magazine/…

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It's the third of April, but the EU Climate Commissioner is still sticking to his story that the EU 2040 climate target is going to be published in the first quarter of 2025...

It's the third of April, but the EU Climate Commissioner is still sticking to his story that the EU 2040 climate target is going to be published in the first quarter of 2025...
Melaine Le Roy (@subfossilguy) 's Twitter Profile Photo

Cerros de la Plaza (4,865 m, PN Cocuy, COL) Another tropical glacier has disappeared this year! 😭 You can't say you didn't know! 🙈 📷 Daniel Zoque / IG

Cerros de la Plaza (4,865 m, PN Cocuy, COL)

Another tropical glacier has disappeared this year! 😭

You can't say you didn't know! 🙈

📷 Daniel Zoque / IG
Karl Mathiesen (@karlmathiesen) 's Twitter Profile Photo

Will the Trump 2.0 admin blithely ignore climate talks or try to derail them? Strong evidence for the latter here with Fonie Mitsopoulou scoop. politico.eu/article/donald…

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My POLITICO colleagues are covering the hell out of Trump's move to burn down the apparatus of state governance, science and industry that was supposed to be the bulwark against his fossil fuel agenda. politico.com

My POLITICO colleagues are covering the hell out of Trump's move to burn down the apparatus of state governance, science and industry that was supposed to be the bulwark against his fossil fuel agenda.

politico.com
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“There can be no renewal of our relationship with nature without a renewal of humanity itself.” On the loss of a mighty moral voice on climate change. politico.eu/article/pope-f…

Charlie Cooper (@charliecooper8) 's Twitter Profile Photo

EXC: Ed Miliband walks the tight rope between US and China on energy and climate - even as Trump admin dumps on allies’ net zero goals at London summit w/ Karl Mathiesen politico.eu/article/ed-mil…

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NEW: The IEA's research has shown increasingly optimistic outlooks for clean power and gloomy forecasts for oil. The Trump administration wants that to change. w/ Sara Schonhardt, Charlie Cooper and Nicolas Camut politico.eu/article/donald…

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NEW: Trump officials arrived in the UK last week with a simple message: China is a malign actor, benefiting from misguided climate policies, and the world is better off copying America's newfound embrace of fossil fuels. It was met with a shrug. politico.eu/article/trump-…

Emilio Casalicchio (@e_casalicchio) 's Twitter Profile Photo

NEW: How the UK lost respect for its veterans "Once the old guard is lost, Britain will need to reconsider how it celebrates VE Day and Remembrance, and whether younger generations of veterans deserve the same reverence and honor for their willingness to die for their nation."

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Lessons for Australia? Unreported details of how UK paid off Turkey for COP26. Inward investment conference in London Votes for Turkish UN candidates Backing for UN positions + 😬 according to 1 diplo a broken promise to back Turkey over Aus for COP31 politico.eu/article/austra…

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NEW: One camp wants the United States to compete with Beijing on clean energy. The other says playing in that game would make the United States the loser. With Zack Colman politico.com/news/2025/05/1…

Louise Guillot / @l-guillot.bsky.social (@l_guillot) 's Twitter Profile Photo

The EU's 2040 climate target is set to be unveiled on July 2. So ahead of the big reveal, POLITICO surveyed all 27 climate ministries to check what they'd like to see included in this proposal. W/ Zia Weise & Karl Mathiesen : politico.eu/article/eu-cri…