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Steve Carpenter

@steve-carpenter

Ecosystem science, Global change, Assessments and Scenarios. Co-EiC of Ecosystems with @MonicaGTurner.bsky.social. My website: https://limnology.wisc.edu/faculty/stephen-r-carpenter/

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Latest posts by Steve Carpenter @steve-carpenter

Official map from NOAA depicting the relative rank of winter 2025-2026 temperatures at a county level across the contiguous U.S. Many counties in the western and central U.S. are depicted in dark red color, signifying record-warmest winter. All other counties in the west and central U.S. are depicted in dark orange colors, signifying a "near record warm" rank.

Official map from NOAA depicting the relative rank of winter 2025-2026 temperatures at a county level across the contiguous U.S. Many counties in the western and central U.S. are depicted in dark red color, signifying record-warmest winter. All other counties in the west and central U.S. are depicted in dark orange colors, signifying a "near record warm" rank.

The official NOAA stats out this week confirm that winter 2025-26 was the warmest on record across a huge portion of the western and central U.S., which has contributed to extremely low mountain snowpack & worsened the CO River crisis. Meanwhile, record March heat is in forecast.

10.03.2026 18:45 πŸ‘ 380 πŸ” 225 πŸ’¬ 19 πŸ“Œ 39
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Antarctic Peninsula Faces Starkly Different Futures, Depending on Decisions Made Today - Eos A study reveals interconnected changes under three emissions pathways and describes the emerging challenges facing Antarctic fieldwork.

A new study shows how Antarctic Peninsula systems will be affected under different emissions scenarios. πŸ§ͺ

Research led by @iceybethan.bsky.social from @ncl-geography.bsky.social with colleagues from @bas.ac.uk, @pml.ac.uk, and elsewhere. eos.org/articles/ant...

10.03.2026 14:28 πŸ‘ 14 πŸ” 9 πŸ’¬ 0 πŸ“Œ 1

Protecting (and restoring) peatlands is a powerful climate solution.

Check it out!

09.03.2026 17:55 πŸ‘ 48 πŸ” 18 πŸ’¬ 1 πŸ“Œ 0

At ~$1 billion/day, the US has spent as much on the war in Iran in ten days as the entire FY25 budget for the National Science Foundation ($10 billion).

Trump's FY26 budget request for the agency declined to $3.9 billion, due to a "realignment of resources in a constrained fiscal environment."

10.03.2026 11:38 πŸ‘ 519 πŸ” 202 πŸ’¬ 5 πŸ“Œ 8
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Iran's FM condemns US attack on Qeshm's freshwater desalination plant, warns of grave consequences US President Donald Trump announced that Iran promised not to attack its neighbours anymore

Multiple news outlets are reporting a US attack on an Iranian #desalination plant.
If verified, this violates international law protecting #water systems during wars, and it sets a dangerous precedent, given intense dependence of Gulf countries on desalination.
timesofoman.com/article/1691...

07.03.2026 18:32 πŸ‘ 2193 πŸ” 1295 πŸ’¬ 111 πŸ“Œ 208
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The Nature Record Now it’s our turn to shape what comes next. A new project. A mission years in the making.

The DRAFT Nature Record national assessment has dropped and is ready for comment! I'm proud to be one of the authors. This is the first comprehensive, independent, evidence-based assessment of how nature is doing across the U.S.
Come read. Come comment. Come shape the record.
naturerecord.org

05.03.2026 22:24 πŸ‘ 11 πŸ” 6 πŸ’¬ 0 πŸ“Œ 0
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On sabotage of our young scientists, by @holdenthorp.bsky.social @science.org
www.science.org/doi/10.1126/...

05.03.2026 19:20 πŸ‘ 192 πŸ” 73 πŸ’¬ 6 πŸ“Œ 1
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The future of Europe’s forest disturbance regimes– a thread.

Tl, dr: Disturbances from wildfire, bark beetles & wind will continue to increase in the coming decades. Under unabated climate change disturbances could more than double by 2100.

New paper out in @science.org doi.org/10.1126/scie...

05.03.2026 19:36 πŸ‘ 68 πŸ” 44 πŸ’¬ 0 πŸ“Œ 5
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Six trillion ways to solve climate change Β» Yale Climate Connections New research shows that mixing and matching manageable climate policy 'wedges' can add up to real solutions.

A new paper on the "stabilization wedge" idea was published in the journal Science today. The authors provide 36 wedge strategies that together can be mixed and matched into more than 6 trillion combinations able to limit global warming to 1.5Β°C. @bhensonweather.bsky.social has a detailed analysis:

05.03.2026 19:47 πŸ‘ 40 πŸ” 21 πŸ’¬ 3 πŸ“Œ 2
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Severe 2023 Drought: Sinking Carbon Sink in the Amazon - Eos The Amazon forest has been a reliable carbon sink, soaking up some of humanity’s carbon emissions, but a severe drought in 2023 adds to growing concern that this ecosystem service is at risk.

🌟 Editor's Pick! 🌟

β€œThe Amazon forest has been a reliable carbon sink, soaking up some of humanity’s carbon emissions, but a severe drought in 2023 adds to growing concern that this ecosystem service is at risk.”

πŸ”— eos.org/editor-highl...

#AGUPubs @eos.org

05.03.2026 19:32 πŸ‘ 5 πŸ” 5 πŸ’¬ 0 πŸ“Œ 1
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Nature Report, Killed by Trump, Is Released Independently

If you want to help nature and climate in your region, or have science knowledge to contribute, see our draft report at naturerecord.org A bit of background here: www.nytimes.com/2026/03/05/c...

05.03.2026 22:16 πŸ‘ 162 πŸ” 76 πŸ’¬ 4 πŸ“Œ 4
ScienceDirect.com | Science, health and medical journals, full text articles and books.

@elenabennett.bsky.social and team on 'The future of Global Environmental Assessments: 20 years after the Millennium Ecosystem Assessment. 'Current Opinion in Environmental Sustainability 79: 101618.https://doi.org/10.1016/j.cosust.2026.101618
O.A. link:
urldefense.com/v3/__https:/...

25.02.2026 22:42 πŸ‘ 1 πŸ” 5 πŸ’¬ 0 πŸ“Œ 0
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Trump to direct Pentagon to buy coal to revive industry, Bloomberg News says U.S. President Donald Trump is set to direct the Pentagon to use government funding and Pentagon contracts to sustain U.S. coal-fired power plants, Bloomberg News reported on Tuesday, citing a White H...

Trump to direct Pentagon to buy buggy whips to revive horse&buggy industry.

Trump to direct Pentagon to buy muskets to revive musket industry.

Buggy whip and musket industries big donors to Trump.

www.reuters.com/business/ene...

11.02.2026 05:57 πŸ‘ 993 πŸ” 301 πŸ’¬ 65 πŸ“Œ 21
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Feral camels searching for water descend on remote communities Large mobs of camels are wreaking havoc in remote Indigenous communities as they desperately search for water.

> $300 billion for AUKUS, but remote communities are still having to put up with this dangerous mess, as government funding is inadequate to resolve the issue. Probably wouldn't be tolerated if it were happening in Canberra, would it, @albomp.bsky.social?

www.abc.net.au/news/2026-02...

12.02.2026 04:38 πŸ‘ 73 πŸ” 29 πŸ’¬ 5 πŸ“Œ 2

Attention folks in the weather, climate, disaster, wildfire, and Earth science communities: NSF has just published a new "Dear Colleague" letter inviting feedback (by Mar 13) on the proposal to dismantle the National Center for Atmospheric Research (NCAR). www.nsf.gov/funding/...

23.01.2026 21:57 πŸ‘ 502 πŸ” 418 πŸ’¬ 6 πŸ“Œ 14

MN protestors #protip put 2 Idaho Russets in the oven at 420 degrees for 45 min, take them out and foil wrap, 1 in each pocket before you go out. Theyll stay warm for 3-4 hours even in this weather and you can eat em when you like. They used to send us kids out like this back in the 70s trust me.

23.01.2026 14:39 πŸ‘ 901 πŸ” 272 πŸ’¬ 29 πŸ“Œ 50
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Massive Day Of Action Shows A Nation Rejecting Trump, Crockett Introduces Bill To End Secret Deportation Flights, and Veterans Back Mark Kelly The resistance is rising on every front

The massive day of action the Trump regime hoped you wouldn't hear about

24.01.2026 15:24 πŸ‘ 196 πŸ” 83 πŸ’¬ 8 πŸ“Œ 1
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The billboard message they DON'T want troops to see (Veterans put it up anyway)

Details here: www.dworkinsubstack.com/p/massive-da...

24.01.2026 15:27 πŸ‘ 346 πŸ” 122 πŸ’¬ 2 πŸ“Œ 4
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They are never, ever going to win in Minnesota.

23.01.2026 20:56 πŸ‘ 26629 πŸ” 5839 πŸ’¬ 437 πŸ“Œ 406
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Minnesota is the best of us.

23.01.2026 22:52 πŸ‘ 42542 πŸ” 9691 πŸ’¬ 656 πŸ“Œ 718
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in case you're curious about how angry Minnesota is about ICE, it was -20 today

24.01.2026 00:38 πŸ‘ 50064 πŸ” 14413 πŸ’¬ 968 πŸ“Œ 851
"Minnesota is deeply grounded in the values of community, compassion, dignity, and solidarity. The violent actions of federal agents have had profound effects on families and communities across our city and state, creating an environment of chaos, fear, and disruption in our neighborhoods. This federal operation has made life difficult for many residents to shop for groceries, go to work, take their children to school, or keep their small businesses open. When residents are brutalized and profiled, families are torn apart, and children are arrested, our communities are not any safer. We continue to demand that ICE, and all federal agents leave our state immediately. Minnesotans have a long tradition of activism, protest, and civic engagement during significant inflection moments in our state. A broad coalition of labor organizations, faith communities, community-based organizations, students, small businesses, and workers have called for a statewide Day of Truth and Freedom as a time for solidarity, community, mutual aid, and protest. The Minneapolis City Council fully supports this action as a time to exercise your constitutional rights, to express support for our neighbors, and demand the end of this federal occupation. We acknowledge and respect the diverse ways individuals, families, essential workers, students, and businesses may choose to observe this day and support our community.
Together, with our community, the City Council reaffirms our commitment to civic expression, community safety, and our immigrant neighbors. We will continue the work of ensuring justice, freedom, and dignity for all during and beyond this occupation."

"Minnesota is deeply grounded in the values of community, compassion, dignity, and solidarity. The violent actions of federal agents have had profound effects on families and communities across our city and state, creating an environment of chaos, fear, and disruption in our neighborhoods. This federal operation has made life difficult for many residents to shop for groceries, go to work, take their children to school, or keep their small businesses open. When residents are brutalized and profiled, families are torn apart, and children are arrested, our communities are not any safer. We continue to demand that ICE, and all federal agents leave our state immediately. Minnesotans have a long tradition of activism, protest, and civic engagement during significant inflection moments in our state. A broad coalition of labor organizations, faith communities, community-based organizations, students, small businesses, and workers have called for a statewide Day of Truth and Freedom as a time for solidarity, community, mutual aid, and protest. The Minneapolis City Council fully supports this action as a time to exercise your constitutional rights, to express support for our neighbors, and demand the end of this federal occupation. We acknowledge and respect the diverse ways individuals, families, essential workers, students, and businesses may choose to observe this day and support our community. Together, with our community, the City Council reaffirms our commitment to civic expression, community safety, and our immigrant neighbors. We will continue the work of ensuring justice, freedom, and dignity for all during and beyond this occupation."

Statement from the entire Minneapolis City Council in support of a General Strike and Day of Truth & Freedom on January 23rd.

22.01.2026 23:07 πŸ‘ 5460 πŸ” 1849 πŸ’¬ 45 πŸ“Œ 187
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'Water bankruptcy' β€” U.N. scientists say much of the world is irreversibly depleting water With many rivers and aquifers tapped beyond their limits, UN scientists say the world is entering an era of 'water bankruptcy.'

U.N. experts say the world has entered an era of global "water bankruptcy"

"For too long, we have been living beyond our hydrological means." @kavehmadani.bsky.social @unuinweh.bsky.social www.latimes.com/environment/...

21.01.2026 23:31 πŸ‘ 60 πŸ” 42 πŸ’¬ 2 πŸ“Œ 6
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Methane has driven about one-third of warming to date πŸ”₯ and is far more potent than COβ‚‚ in the short term. Learn about solutions in latest Insights piece from Emily Cassidy, Research Associate and Paul West, Senior Scientist: https://bit.ly/3NqBEkx
@enviroem.bsky.social @paul-west.bsky.social

21.01.2026 17:11 πŸ‘ 50 πŸ” 21 πŸ’¬ 3 πŸ“Œ 8
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Soil Salinization: A Rising Threat to Ecosystems and Global Food Security - Eos As soil salinization intensifies, it poses serious threats to ecosystems, soil health, global food security and socio-economic stability.

Did you know that soil around the world is getting more salty? That's a big problem for ecosystems, soil health, global food security, and socio-economic stability. πŸ§ͺ

eos.org/editors-vox/...

21.01.2026 16:27 πŸ‘ 9 πŸ” 5 πŸ’¬ 0 πŸ“Œ 3
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Madhav Gadgil: Ecology, Justice, and the Western Ghats Scientist, activist, and dissenter, Gadgil built India’s ecological thought around communities. His research and movements show how biodiversity loss, caste, and class exploitation are inseparable in ...

Madhav Gadgil (1942-2026): People’s scientist
frontline.thehindu.com/other/obitua...
"Ecologist and public intellectual, he founded ecological studies in India and spent six decades insisting conservation must begin with communities"

21.01.2026 15:04 πŸ‘ 3 πŸ” 4 πŸ’¬ 1 πŸ“Œ 0
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World Economic Forum: Special Address by PM Mark Carney Prime Minister Mark Carney delivers remarks and participates in a discussion while attending a meeting of the World Economic Forum (WEF) in Davos, Switzerland. Joining the prime minister are Laurenc...

Canadian PM
www.cpac.ca/headline-pol...

"Let me be direct: We are in the midst of a rupture, not a transition...The middle powers must act together because if you are not at the table, we’re are on the menu”

www.cbc.ca/news/politic...

20.01.2026 17:07 πŸ‘ 5 πŸ” 1 πŸ’¬ 1 πŸ“Œ 0

@monicagturner.bsky.social @goodgracious23.bsky.social

20.01.2026 22:11 πŸ‘ 0 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
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Ecosystem experiments: How does rate of forcing affect resilience, early warnings and critical transitions? Brock and others in ECOSYSTEMS rdcu.be/eZXqb or
DOI 10.1007/s10021-025-01042-y

20.01.2026 22:07 πŸ‘ 5 πŸ” 4 πŸ’¬ 0 πŸ“Œ 1
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Renfrew Christie Dies at 76; Sabotaged Racist Regime’s Nuclear Program

A life well lived. Read this if you want to feel better about people.

15.01.2026 19:43 πŸ‘ 91 πŸ” 17 πŸ’¬ 3 πŸ“Œ 7