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Posts by Caro Kyllmann

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Our Global Energy Review 2026 is out now!

It shows that energy demand growth was met by diverse range of sources in 2025 – led by solar & then gas

While growth slowed from the previous year, electricity use outpaced overall demand

Explore the analysis: iea.li/4cjUgMY

1 day ago 15 8 0 2
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Japan Has a New Name for Scorching Hot Days Japan’s weather agency has formally adopted a name for sizzling-hot days ahead of what is set to be another scorcher of a summer.

Japan let people vote for how they want to officially label extremely hot days

"By crowdsourcing the terminology, they are creating public ownership of the category itself," write scholars

Story on Bloomberg: www.bloomberg.com/news/article...

4 days ago 0 0 0 0

"Nice as it would be to confront the climate crisis without having to make tough judgment calls, the energy transition is littered with messy, subjective decision-making."

At @cleanenergywire.bsky.social we work hard to inform those decisions.

How it can play out, you can read in this great post⬇️

1 week ago 3 0 1 0
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Urban green spaces are scarce, while climate and wealth impact access A study of 862 European cities reveals a lack of adequate access to green space. It also highlights a climate-driven geographical difference and a clear socioeconomic divide.

Most European cities currently fall short of providing equitable access to nature - report

Recommendations to address this include expanding tree planting programmes to so-far underutilised residential areas, using sustainable transport to free up urban space & exploring horizontal greening

1 week ago 1 0 0 0
Three quarters of Germany’s large companies impacted by climate change – survey | Clean Energy Wire Large enterprises are more exposed to extreme weather events in other parts of the world because of their global supply chains and sales markets, KfW chief economist Dirk Schumacher said.

Three in four large German companies feel the negative impacts of climate change, according to a survey by state-owned development bank KfW

www.cleanenergywire.org/news/three-q...

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CLEW Webinar: End to Orbán’s rule? What Hungary’s elections mean for climate and energy policy | Clean Energy Wire

Webinar for #Journalists TODAY, with experts talking about Hungary's main parties' climate & energy plans: from nuclear energy to EV batteries and role in the EU

📆Today
⏰16:00 CEST - still time to sign up!
📣Speakers from Budapest City Hall, EDF, local investigative journo

1 week ago 2 2 0 0
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Special Dispatch from Hungary | Russian energy, battery scandals at heart of landmark election | Clean Energy Wire

Elections in Hungary are coming up and, for the first time in years, it seems like PM Orbán has a real challenger

What this means for the country's - and even Europe's - climate and energy landscape, we laid out in a special #Dispatch and #Guide

Worth a read
www.cleanenergywire.org/factsheets/c...

2 weeks ago 0 0 1 0
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Climate change is altering Saharan dust – and Europe is downwind Rising temperatures and shifting winds are changing how dust travels from the Sahara to Europe.

Climate change is altering Saharan dust – and Europe is downwind

theconversation.com/climate-chan...

3 weeks ago 27 13 1 2
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Foreign tree species needed to save Germany's forests, gov't advisors say | Clean Energy Wire

Germany should actively introduce tree species from warmer and drier climates to bolster its forests against rising temperatures, drought and pests, government advisors said

Scientific Advisory Board urged policymakers to embrace "assisted migration" to future-proof forests against climate change

3 weeks ago 2 1 0 1
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Welcome to Paris, the City That Said No to Cars Outgoing Mayor Anne Hidalgo leaves the city more walkable, bikable, greener and cleaner.

"Strolling along the riverside walkway on Paris’ Right Bank today, it’s hard to believe this busy but peaceful pedestrian quayside hosted one of central Paris’ main motor vehicle routes just ten years ago"

Headline aside, this is a lovely article on Paris' urban transformation

1 month ago 0 0 0 0
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⬇️FINAL DAY to apply

@coveringclimatenow.org @soljourno.bsky.social @europeanjournalists.org @earthjournalism.bsky.social @unbiasthenews.org.web.brid.gy

1 month ago 2 2 0 0

ACER publishes 2026 electricity and gas market report

Worth noting: extreme weather impacts electricity prices + regions with different electricity generation mixes/flexibility options benefit from interconnections

www.acer.europa.eu/monitoring/e...

1 month ago 1 1 0 1
Bloomberg - Are you a robot? Please make sure your browser supports JavaScript and cookies and that you are not blocking them from loading. For more information you can review our Terms of Service and Cookie Policy.

Extreme heat is making life increasingly unliveable

The number of hours where it’s too hot for everyday activities has doubled since 1950, a new study found

www.bloomberg.com/news/article...

1 month ago 1 1 0 0
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Affordable, sustainable and reliable electricity: How will Europe deliver on its promise? | Clean Energy Wire

There is plenty more background on how renewables are steadily replacing fossil fuels for electricity generation, and what that means for the entire "system", here:

www.cleanenergywire.org/dossiers/car...

1 month ago 1 0 0 0
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While researchers agree that Germany can and should tap into efficiencies in its move towards clean power, many doubt that the proposed reforms are the right solution.

I broke down what the debate is about, the proposals and reactions in the above Factsheet for @cleanenergywire.bsky.social ⬆️

1 month ago 1 0 1 0
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Q&A: Will Germany’s upcoming electricity grid reform slow down the energy transition? | Clean Energy Wire

Where the strategy before had been to add wind and solar as fast as possible, Germany's new government is taking a closer look at the overall costs of the energy transition

A draft reform shows what this approach could look like, with new renewable projects potentially losing privileged grid access

1 month ago 1 0 1 0

The topic of electricity "system integration" will only gain in importance in the coming months and years

We looked at the challenges and opportunities ahead in this dossier www.cleanenergywire.org/dossiers/car... with more reporting on how to reach a 100% clean power system to come

1 month ago 0 0 0 0
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NEW – Dangerous heat for Tour de France riders only a ‘question of time’

✍️ @giulianaviglione.bsky.social
💬 comments from Dr. Jessica Murfree, Madeleine Orr and Ivana Cvijanovic

Read here: buff.ly/Za9x6Rg

1 month ago 19 8 4 1
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Dispatch from Germany | February ‘26 | Clean Energy Wire

What are Germany's main energy transition stories coming up, and what were the key developments over the past month?

Always a pleasure to type up the #Dispatch for @cleanenergywire.bsky.social Hoping to provide more answers than questions:

www.cleanenergywire.org/news/dispatc...

2 months ago 0 0 0 0
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Global warming must peak below 2°C to limit tipping point risks 19.02.2026 – Global warming must peak below 2°C then return under 1.5°C as quickly as possible to limit the risk of triggering tipping points in the Earth system. In the long term, global temperatures...

Global warming must peak below 2°C then return under 1.5°C as quickly as possible to limit the risk of triggering tipping points in the Earth system - @pik-potsdam.bsky.social report

www.pik-potsdam.de/en/news/late...

2 months ago 2 1 0 0
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EU must step up joint adaptation to unavoidable climate consequences – scientific advisors | Clean Energy Wire

EU should step up coordination on climate adaptation, say scientific advisers

As many policy and investment decisions still fail to account for future climate conditions, EU could set standards for risk assessments, specify reference on how much warming to plan for

2 months ago 1 0 0 0
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Winter Olympics Faces New Climate Reality Unpredictable conditions are limiting where it’s physically and financially possible to host the Winter Olympics.

What happens when the Winter Olympics can't rely on winter?

For one, all the cities that staged the Winter Games since 1950 have heated up in the years since by an average of 2.7C.

Read the full story w @hayleywarren.bsky.social via @bloomberg.com for FREE

www.bloomberg.com/graphics/202...

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Germany’s emissions trading revenues rise to record €21.4 billion

EU ETS income remains broadly stable at €5.4 bln, while proceeds from national system for transport and heating rise to €16 bln

www.cleanenergywire.org/news/germany...

3 months ago 0 1 0 0

What happens in German #energytransition and #climate policy in 2026?

@benjwhereman.bsky.social, @carokyllmann.bsky.social, @samelang.bsky.social and I put together an overview. Use it to plan the year ahead, and let us know what we've missed!

4 months ago 3 1 0 0
The construction sector's struggle to go from big polluter to carbon hero

Remains to be seen whether the sector uses this as an opportunity for greater sustainability and innovation, even if the government does not communicate this.

I broke down why this matters in this dossier on sustainable construction: www.cleanenergywire.org/climate-and-...

4 months ago 1 0 0 0
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Einfaches Bauen nach dem Gebäudetyp E: BMJV und BMWSB legen Eckpunkte vor Bauen in Deutschland soll einfacher, günstiger und schneller werden. Dazu kann der Gebäudetyp E einen wichtigen Beitrag leisten. Beim Gebäudetyp E wird auf zahlreiche Baustandards verzichtet, die gese...

Germany's buildings ministry presented key points to the "Building type E" meant to speed up construction and reduce costs

No mention went to sustainability or climate, even though previous discussions pointed out that "Experimental" could also enable building/renovating with bio-based materials

4 months ago 1 0 1 0

UN convention to review environmental case against France's 2030 Winter Olympics

Claimants say France failed to adequately consult public, to transparently disclose env information & raised concerns about project's carbon footprint

www.reuters.com/business/env...

5 months ago 0 0 0 0
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Pioneering German city's gas grid phase-out hit by “uncertain” government policy

To put this in context, do read @ben-cooke.bsky.social's fantastic piece on what this looks like on the ground in Germany's southwestern city of Mannheim

www.cleanenergywire.org/news/mannhei...

5 months ago 1 0 0 0
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Germany to let local utilities close gas grids where demand declines permanently

Key step for the future of Germany's gas distribution grids: utilities will be legally allowed to decline new connections and to cut existing ones under current draft plans

www.cleanenergywire.org/news/germany...

5 months ago 1 0 1 0
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Affordable, sustainable and reliable electricity: How will Europe deliver on its promise?

ACER just published its 2025 EU electricity market monitoring report, finding that flexibility is now the central challenge to reduce price volatility

www.acer.europa.eu/monitoring/M...

To understand why Europe's electricity market matters, and what challenges lie ahead, read my deep dive⬇️

5 months ago 0 0 0 0