Claire Fyson
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clairefyson.bsky.social
Claire Fyson
@clairefyson.bsky.social
Climate, Berlin, bikes, trains. Researcher at PIK
A LOT of work goes into these warming estimates. Bravo @climateactiontracker.org

Sadly governments are not putting in the same amount of work. They're cooking the planet.
CAT Global Update 2025 🚨 Ten years after the #ParisAgreement we see little to no measurable progress in warming projections - for the fourth consecutive year.
The 2035 #NDCs have made no difference to our warming outlook.
🔗 bit.ly/CAT_Global_2...
November 13, 2025 at 3:15 PM
The IEA's first net zero scenario (NZE), published in 2021, showed emissions peaking immediately and falling to net zero by 2050.

Today they published an update. Although we are behind on most things, solar and wind deployment moved EVEN FASTER than the first NZE suggested. A little ray of hope.
November 12, 2025 at 5:07 PM
Really worth a read!
🚨🚨🚨 NEW REPORT ALERT 🚨🚨🚨
@climateanalytics.org has a new report out today that I’m really excited about. It’s all about 1.5ºC...

▶️ Is overshooting 1.5ºC inevitable?
▶️ Can we still get temperatures back below 1.5ºC?
▶️ If so, how?

If you’re interested in our findings, buckle up for a mega thread...
November 6, 2025 at 1:47 PM
Reposted by Claire Fyson
In the lead up to the Overshoot Conference @iiasa.ac.at Sep 30-Oct 2, the organizers had a fantastic nerdy idea to get the leading experts in their fields share their perspectives on the key themes. Highly recommend for your daily commute, background to cooking etc.: open.spotify.com/show/5MpXqh1...
Episode 2: Highest Possible Ambition under Overshoot with Joeri Rogelj
open.spotify.com
September 9, 2025 at 12:05 PM
Reposted by Claire Fyson
With sufficient data in for July, the year-to-date estimate of India's fossil CO₂ emissions is now +0.3%.
See: robbieandrew.github.io/india/
September 2, 2025 at 2:45 PM
The ICJ gave a remarkably assertive ruling on the obligations of states in tackling climate change yesterday.

This story about the grassroots efforts by Pacific islanders to make it happen is really worth a read.

www.bbc.co.uk/future/artic...
'Whether you win or lose, some fights are worth fighting': The largest ever climate case's unlikely origins
The UN world court is coming to a conclusion on its largest ever case, which considers states' legal responsibilities to tackle climate change. It all began with a bold student idea.
www.bbc.co.uk
July 24, 2025 at 10:12 AM
I’ve started my train-bike-ferry tour from Berlin to Leeds for Scenarios Forum! @priestleycentre.bsky.social

So far so good! The train to Amsterdam was long and delayed, but the ride to Rotterdam was beautiful 🚲☀️and I enjoyed calm seas and a distant offshore wind farm on the ferry to Hull 🌬️🚢
July 11, 2025 at 9:15 AM
Reposted by Claire Fyson
Big climate litigation news today on Lliuya v. RWE in Germany. Court rules that major emitters may be held accountable under (German) civil law for climate damages internationally. This has far reaching implications. 1/
@germanwatch.bsky.social
www.justiz.nrw/presse/2025-...
May 28, 2025 at 3:10 PM