Week in review – climate edition

by Judith Curry

A few things that caught my eye these past few weeks

This is important.  ‘Freshwater forcing of the Atlantic Meridional Overturning Circulation revisited’ nature.com/articles/s4155 – ‘the AMOC may not be as sensitive to FW fluxes and Arctic freshening as is currently projected for the end of the twenty-first century’ 

Shifts in water availability due to global tree restoration [link]

International satellite to track impacts of small ocean currents [link]

The 60-year old scientific screwup that helped Covid kill [link]

Salt scourge: the dual threat of warming and rising salinity [link]

Marine Heatwaves Offshore Central and South Chile: Understanding Forcing Mechanisms During the Years 2016-2017: [link]

Saravanan: How to judge a model beauty contest? Model evaluation metrics and meritocracy [link] Note: this is the best new climate science blog i’ve seen in awhile.

Climate control of terrestrial carbon exchange across biomes and continents doi.org/10.1088/1748-9

The new CMIP6 ensemble of climate models has too many models with high climate sensitivities. End-users need to take that into account in impact studies, argues a new commentary. [link]

How well do we understand the land-ocean-atmosphere carbon cycle? [link]

Global decline in ocean memory over the 21st century [link]

The ocean is still sucking up carbon – maybe more than we think [link]

 ‘Natural Fluctuations’ Dominant Reason For Gulf Stream Changes climatechangedispatch.com/study-natural- the North Atlantic is cooling – a striking contrast to the majority of ocean regions. , natural fluctuations have been the primary reason for this cooling.

Transforming environmental research to avoid tragedy [link]

A lidar’s eye view of how forests are faring – supporting forest health, wildfire resilience, study wildlife habitats [link]

Did volcanoes accelerate the fall of Chinese Dynasties? [link]

first detection of groundwater beneath an Antarctic ice stream. scripps.ucsd.edu/news/groundwat

Predicting slowdowns in decadal climate warming trends with explainable neural networks [link]

How is the ocean anthropogenic carbon reservoir filled? [link]

Improving temperature reconstructions from ice-core water-isotope records. cp.copernicus.org/preprints/cp-2

A new clue to Antarctic ice shelf collapse [link]

A new way to assess global warming potential of short lived pollutants [link]

“Winter and spring climate explains a large portion of interannual variability and trend in western U.S. summer fire burned area” iopscience.iop.org/article/10.108

Climate change and future pandemics [link]

Greenland’s Vikings may have vanished because lack of water [link]

Global carbon budget 2021 [link]

surface warming, not the wind change, is the primary mechanism for ocean current change. [link]

Robust evidence for the reversal in aerosol effectiveness in reducing climate forcing trend [link]

How the 18.6 year lunar cycle can slightly affect the climate through the modulation of ocean tidal mixing (in a model) – egusphere.copernicus.org/preprints/2022

California wildfire risk is… tricky. Lots of competing influences to untangle, as in this example projecting up to 30%+ rainfall increases by 2100.  agupubs.onlinelibrary.wiley.com/doi/10.1029/20

Two degrees:  the history of climate change’s speed limit [link]

Global warming is speeding up ocean currents.  Here is why [link]

Observational determination of surface radiative forcing by CO2 [link]

Hot springs suggest how the Tibetan Plateau became the roof of the world [link]

linking astronomically-driven climate change to human evolution. [link]

The methane mystery [link]

Arctic was much warmer 6000 years ago 90% of glaciers smaller [link]

Technology and policy

Must read: The new geopolitics of energy [link]

The US has more clean energy projects planned than the grid can handle [link]

Is behavioral public policy a distraction from finding systemic solutions [link]

Vaclav Smil’s new book is a must read “How the World Really Works: The science Behind How We Got Here and Where We’re Going [link]


The world’s first electrochemical ocean CO2 removal plant is live [link]

About science and scientists

Smarter people are more likely to endorse freedom of speech. journals.sagepub.com/doi/pdf/10.117

“It’ll take more than professorial op-eds… to get our nation back to a place where we can disagree without wanting to ruin the lives of people with whom we have… disagreements. [link]

Breaking the certainty trap [link]

On effective activism and intellectual honesty [link]

Dismantling the ivory tower’s knowledge boundaries [link]

Musk, twitter and moderation [link]

Elon Musk: “He’s made very consumerist products in a way that offends the sensibility of climate activists who think we need to be tightening our belts. He wants everyone to have a high-consumerist lifestyle and a low-carbon one, and it just creates so much friction”  [link]

Scientific conclusions need not be accurate, justified, or believed by their authors. philpapers.org/archive/DANSCN

Diverse viewpoints, one truth [link]

“The false equivalence of academic freedom and free speech” acme-journal.org/index.php/acme

The dangers of lying to ourselves about the future [link]

Dorian Shuyler Abbot: Science and Politics: Three Principles, Three Fables [link]

Daniel Kahneman shared his insights on how we make decisions, the “noise” that besets human judgments, and how organizations can improve decision-making. Read: ow.ly/j7SF50IMXob


Willingness to accept criticism is the key to learning [link]


Why the past decade has been uniquely stupid [link]


Leading by example: a quiet but effective form of activism [link]


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