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Posts by Thomas Wittig

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Global human population has surpassed Earth’s sustainable carrying capacity Global human population has surpassed Earth’s sustainable carrying capacity, Bradshaw, Corey J A, Judge, Melinda A, Blumstein, Daniel T, Ehrlich, Paul R, Dasgupta, Aisha N Z, Wackernagel, Mathis, Weeda, Lewis J Z, Le Souëf, Peter N

According to this study, caring capacity is 2.5 billion people and maximum capacity reached at 12 billion . #climate iopscience.iop.org/article/10.1...

1 week ago 0 0 0 0
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‘Food security timebomb’: a visual guide to the Gulf fertiliser blockade UN says record numbers of people could face acute hunger if conflict continues

The shock is traveling through the supply chain towards a plate near you. #foodsecurity www.theguardian.com/world/2026/a...

2 weeks ago 0 0 0 0
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World’s oldest tortoise caught in viral crypto death scam Fake X account posing as his vet sparked global false reports of Jonathan’s death while soliciting crypto donations

He has seen everything www.theguardian.com/world/2026/a...

3 weeks ago 0 0 0 0
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What a slip-up! The shop in Orkney that accidentally ordered 38,000 bananas The Kirkwall branch of Tesco meant to buy 380kg of fruit. Instead, it placed an order for 380 boxes – each containing 100 pieces

Totally bananas www.theguardian.com/food/2026/ma...

3 weeks ago 0 0 0 0
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🚨The most important graph in the world has another year of data, and it doesn't look good!🚨

NASA CERES satellites measure how much sunlight Earth absorbs and how much heat is radiated back to space.

The difference is heat accumulation, which has more than tripled!

2 months ago 834 539 17 71
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Global sea levels have been underestimated due to poor modelling, research suggests Analysis shows average levels are 30cm higher than thought, and up to 150cm in south-east Asia and Indo-Pacific

„…The new calculations reveal that following a relative sea level rise of 1 metre, it is estimated that 37% more coastal areas will fall below sea level, affecting up to 132 million individuals….“ #climate
www.theguardian.com/environment/...

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Climate Scientist Reacts to AI Overlords
Climate Scientist Reacts to AI Overlords YouTube video by ClimateAdam

#Climate & #AI - Physics vs Sales by @climateadam.bsky.social youtu.be/py0XpKxAnNU?...

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Absolutely incredibly news from the world's largest emitter. The tide really might be beginning to turn on fossil fuels.

2 months ago 59 21 4 0
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🆕 study: Global warming must stay below 2°C and return to 1.5°C as quickly as possible to reduce tipping point risks. In the long term, temperatures must cool to 1°C above pre-industrial levels, researchers from @exeter.ac.uk, @cicero.oslo.no and PIK find.
www.pik-potsdam.de/en/news/late...

2 months ago 121 74 2 6

Channel 4 News on #AMOC monitoring! 🌊

2 months ago 119 53 3 3
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‘I live in constant fear’: surge in giant sinkholes threatens Turkey’s farmers Falling groundwater, extreme heat and water-intensive farming are accelerating land collapse, forcing a rethink in agricultural practices

All part of the same system: Atmoshere, Water, Soil, Groundwater . www.theguardian.com/world/2026/f... #climate

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Nothing makes a better case for #sovereignty and #privacy

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Peak #Tesla. 2025 Performance Snapshot (EU + EFTA + UK)
• Tesla: 238,656 units (down 26.9% from 2024).
• BYD: 187,657 units (up 268.6% from 2024).

2 months ago 0 0 1 0
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Schock-Grafik zeigt Ausmaß der Masernausbrüche in den USA Im US-Bundesstaat South Carolina spielt sich derzeit der größte Masernausbruch seit über 20 Jahren ab. Kritiker sehen die Trump-Regierung in der Mitverantwortung. Denn Behörden, Präsident und Gesundhe...

www.n-tv.de/wissen/Schoc... #Masern

2 months ago 0 0 0 0
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Measles Cases and Outbreaks Find the latest numbers of confirmed U.S. measles cases. CDC updates this page weekly.

www.cdc.gov/measles/data...
#CDC

2 months ago 0 0 1 0
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Epidemiological control undone: #Measles are back.

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‘History will tell’: as US pressure grows, Cuba edges closer to collapse amid mass exodus Disillusioned with the revolution after 68 years of US sanctions and a shattered economy, one in four Cubans have left in four years. Can the regime, and country, survive the engulfing ‘polycrisis’?

About #Cuba current developments with #economy data www.theguardian.com/global-devel...

3 months ago 1 0 0 0
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System Dynamics 101: A Beginner's Guide

🛠️ Learn more: https://ow.ly/QRLz50XG738
👥 Join our global community: https://systemdynamics.org/membership/

4 months ago 0 1 0 0
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📣 FREE EVENT ▶️ 8th Annual Workshop on System Dynamics in Transportation Modelling by the Transportation SIG

📅 February 19-20, 2026
📍 Stockholm, Sweden and online

🔗 RSVP: https://ow.ly/thPZ50XSmz1

#SystemDynamics #systemsthinking

3 months ago 0 1 0 0
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US will be exempt from global tax deal targeting profits of large multinationals Agreement finalised by the OECD waters down a landmark 2021 deal that set a minimum global corporate tax of 15%

Unintended innovation aid: While it is praised in the USA for “…preserving US sovereignty and protecting American workers and businesses from extraterritorial overreach…” it may backfire as it fuels the sovereign movement in the EU. Congrats. 🥳 www.theguardian.com/business/202... #tax

3 months ago 1 0 0 0
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‘A shift no country can ignore’: where global emissions stand, 10 years after the Paris climate agreement The watershed summit in 2015 was far from perfect, but its impact so far has been significant and measurable

‘A shift no country can ignore’: where global emissions stand, 10 years after the Paris climate agreement www.theguardian.com/environment/... #climate

4 months ago 1 0 0 0
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Podcast: Freiheit Deluxe – Lea Ypi – Indignity The philosopher knows what it means when certainties disappear. As a teenager in Albania, she experienced the end of communism and the collapse of state structures. Her literary debut, "Free", became ...

Freedom - my new Podcast Episode with inspiring @leaypi.bsky.social ist out now and it will make your think about Europe, Migration , writing memoirs and much more …

www.ardaudiothek.de/episode/urn:...

4 months ago 66 22 4 0
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62% of Germans say that Germany can no longer rely on the US nuclear umbrella for its security.

Source koerber-stiftung.de/site/assets/...

4 months ago 1089 300 56 28
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LMICs paid out $741 billion more in principal and interest on their external debt between 2022 and 2024 than they received in new financing - the largest amount in at least 50 years.

blogs.worldbank.org/en/opendata/...

#economics

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ICYMI ▶️ The latest System Dynamics Review issue is now available!

🔗 Access SDR articles: https://ow.ly/xUpQ50XwMy8
🎥 How to publish in SDR: systemdynamics.org/how-to-publish-in-the-sy...

#SystemDynamics #systemsthinking #SystemDynamicsReview #sdr

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“When we compare the total terrestrial water storage data with climate datasets, the trends broadly correlate,” said Mohammad Shamsudduha, professor of water crisis and risk reduction at UCL.

www.theguardian.com/environment/... #water

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