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John Nissen
, …
DrPete Sudbury
6
Jul 4
Global heat stress intensification and its expanding footprint
"The paper tries to relate the trend to global warming, but I think that the Arctic rapid
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Global heat stress intensification and its expanding footprint
"The paper tries to relate the trend to global warming, but I think that the Arctic rapid
Jul 4
John Nissen
, …
Dr Tom Harris
8
Jul 1
AI on realistic policy options
Hi, This interview from Nick Breeze with Roger Hallam is worth a worth with Jan's comments in
unread,
AI on realistic policy options
Hi, This interview from Nick Breeze with Roger Hallam is worth a worth with Jan's comments in
Jul 1
John Nissen
, …
Tom Goreau
11
Jun 29
Re: [HPAC] Some highly interesting intricacies to cool down a water planet - we have to understand in how far we can cool down Earth as the oceans will work against it
Thanks, Jan! It's more complicated than we can realize! From: Jan Umsonst <joum...@gmail.com
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Re: [HPAC] Some highly interesting intricacies to cool down a water planet - we have to understand in how far we can cool down Earth as the oceans will work against it
Thanks, Jan! It's more complicated than we can realize! From: Jan Umsonst <joum...@gmail.com
Jun 29
John Nissen
Jun 28
Re: Accelerating increase in the duration of heatwaves under global warming | Nature Geoscience
Hi Renaud, I'd already spotted this article. I find that papers like this that depend upon models
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Re: Accelerating increase in the duration of heatwaves under global warming | Nature Geoscience
Hi Renaud, I'd already spotted this article. I find that papers like this that depend upon models
Jun 28
rob...@rtulip.net
, …
Glenn Weinreb
19
Jun 26
Ted Parson HPAC 30 April: Insights from the Montreal Protocol for Climate Interventions
If we solved the global warming problem with Stratospheric Aerosol Injection (SAI), what would need
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Ted Parson HPAC 30 April: Insights from the Montreal Protocol for Climate Interventions
If we solved the global warming problem with Stratospheric Aerosol Injection (SAI), what would need
Jun 26
Metta W Spencer
Jun 26
Hi, I'm eager to see you as a participant in our upcoming Economics Inquiry. It begins this
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Hi, I'm eager to see you as a participant in our upcoming Economics Inquiry. It begins this
Jun 26
John Nissen
Jun 24
Atlantic 'cold blob' is responsible for shifts in the Indian summer monsoon [?!]
Atlantic 'cold blob' is responsible for shifts in the Indian summer monsoon that threaten
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Atlantic 'cold blob' is responsible for shifts in the Indian summer monsoon [?!]
Atlantic 'cold blob' is responsible for shifts in the Indian summer monsoon that threaten
Jun 24
John Nissen
, …
PR CARTER
6
Jun 18
Re: [HPAC] Not Just Another “Super” El Niño
Hi Peter, I don't think there is any risk of overcooling by SAI, as Jan suggests. If the sea
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Re: [HPAC] Not Just Another “Super” El Niño
Hi Peter, I don't think there is any risk of overcooling by SAI, as Jan suggests. If the sea
Jun 18
John Nissen
Jun 18
Re: Arctic albedo today
Hi Tom, Thanks for the photos. I took some poor ones of the same subject, flying to Canada from
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Re: Arctic albedo today
Hi Tom, Thanks for the photos. I took some poor ones of the same subject, flying to Canada from
Jun 18
rob...@rtulip.net
,
Lucinda Shearman
3
Jun 17
Insurance and Planetary Solvency: Recording & Summary - Sandy Trust HPAC
Hi all, The newly edited S. Trust video is on the Drive ready for uploading. Have a great day.
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Insurance and Planetary Solvency: Recording & Summary - Sandy Trust HPAC
Hi all, The newly edited S. Trust video is on the Drive ready for uploading. Have a great day.
Jun 17
Metta W Spencer
Jun 13
Join Our Economics Inquiry – Starts June 24!
Join Our Economics Inquiry Starts June 24! This is one small planet with a lot of ambitious
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Join Our Economics Inquiry – Starts June 24!
Join Our Economics Inquiry Starts June 24! This is one small planet with a lot of ambitious
Jun 13
rob...@rtulip.net
, …
Ron Baiman
3
Jun 12
Today; Insurance and Planetary Solvency - Sandy Trust HPAC Meeting 11 June 3.30 pm EDT
And so did I! Best, Ron Sent from my iPhone On Jun 11, 2026, at 5:24 PM, Aria Mckenna <aria@
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Today; Insurance and Planetary Solvency - Sandy Trust HPAC Meeting 11 June 3.30 pm EDT
And so did I! Best, Ron Sent from my iPhone On Jun 11, 2026, at 5:24 PM, Aria Mckenna <aria@
Jun 12
John Nissen
Jun 7
What happens when the world’s breadbaskets start failing simultaneously?
What happens when the world's breadbaskets start failing simultaneously? https://share.google/
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What happens when the world’s breadbaskets start failing simultaneously?
What happens when the world's breadbaskets start failing simultaneously? https://share.google/
Jun 7
rob...@rtulip.net
Jun 7
Insurance and Planetary Solvency - Sandy Trust HPAC Meeting 11 June 3.30 pm EDT
Mr Sandy Trust is a lead author of the series of four publications on insurance and climate issued by
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Insurance and Planetary Solvency - Sandy Trust HPAC Meeting 11 June 3.30 pm EDT
Mr Sandy Trust is a lead author of the series of four publications on insurance and climate issued by
Jun 7
Dr. Soumitra Das
, …
John Nissen
4
Jun 5
Heat, Hunger, and Survival: Why India’s Climate Cooling Summit Cannot Wait!
Hi Soumitra, You make it obvious that emergency cooling intervention with SAI is needed NOW. Only SAI
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Heat, Hunger, and Survival: Why India’s Climate Cooling Summit Cannot Wait!
Hi Soumitra, You make it obvious that emergency cooling intervention with SAI is needed NOW. Only SAI
Jun 5
David Spratt
Jun 3
Avoiding 'worse-case' climate warming is big news. But is it true?
Avoiding 'worse-case' climate warming is big news. But is it true? https://
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Avoiding 'worse-case' climate warming is big news. But is it true?
Avoiding 'worse-case' climate warming is big news. But is it true? https://
Jun 3
John Nissen
,
rob...@rtulip.net
2
May 30
Re: [HPAC] RE: UN’s climate crisis vote shows political momentum is growing
Hi John, thanks. There are two intertwined mass delusions – the belief that reducing emissions is the
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Re: [HPAC] RE: UN’s climate crisis vote shows political momentum is growing
Hi John, thanks. There are two intertwined mass delusions – the belief that reducing emissions is the
May 30
John Nissen
,
Veli Albert Kallio
2
May 30
Re: Scientists Just Confirmed What’s Driving Sea Level Rise And It’s Alarming
Divergence here needs to be remembered as extrapolating cannot be extended indefinitely. Each 1.0C
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Re: Scientists Just Confirmed What’s Driving Sea Level Rise And It’s Alarming
Divergence here needs to be remembered as extrapolating cannot be extended indefinitely. Each 1.0C
May 30
John Nissen
,
Veli Albert Kallio
3
May 30
Indonesia says its giant sea wall will stop flooding. Is this climate adaptation or a costly folly?
North-Western Java is exceedingly urban with 85 million people living in Jakara and it satellite
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Indonesia says its giant sea wall will stop flooding. Is this climate adaptation or a costly folly?
North-Western Java is exceedingly urban with 85 million people living in Jakara and it satellite
May 30
rob...@rtulip.net
May 27
Draft Book: Sunlight Reflection - The Business Case for an Albedo Accord
All the draft chapters of my proposed book on an Sunlight Reflection can be read at https://
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Draft Book: Sunlight Reflection - The Business Case for an Albedo Accord
All the draft chapters of my proposed book on an Sunlight Reflection can be read at https://
May 27
Rebecca Bishop
, …
Tom Goreau
9
May 26
Re: Warragamba Dam regeneration
New York City is famous for it's large reservoir system, that is well protected from pollution,
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Re: Warragamba Dam regeneration
New York City is famous for it's large reservoir system, that is well protected from pollution,
May 26
H simmens
,
Aria Mckenna
2
May 25
Link for Rafe’s Service
Thank you Herb. 🙏 (Please excuse typos and talk to text! 😆 - Sacrificing email perfection to optimize
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Link for Rafe’s Service
Thank you Herb. 🙏 (Please excuse typos and talk to text! 😆 - Sacrificing email perfection to optimize
May 25
John Nissen
May 25
David Spratt on the climate crisis and barriers to its resolution
Hi David and everyone, David, you wrote a very good piece in "Pearls and Irritations",
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David Spratt on the climate crisis and barriers to its resolution
Hi David and everyone, David, you wrote a very good piece in "Pearls and Irritations",
May 25
H simmens
, …
Douglas Grandt
7
May 25
Rafe Pomerance, the Paul Revere of Climate Change, Dies at 79
Mike, Thanks. Your mention of the “the whole Ben Santer affair” caught my eye in particular, as he
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Rafe Pomerance, the Paul Revere of Climate Change, Dies at 79
Mike, Thanks. Your mention of the “the whole Ben Santer affair” caught my eye in particular, as he
May 25
John Nissen
May 25
How a super El Niño could trigger global famine
How a super El Niño could trigger global famine https://share.google/pEa6cNkx1yHt03Lid
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How a super El Niño could trigger global famine
How a super El Niño could trigger global famine https://share.google/pEa6cNkx1yHt03Lid
May 25
H simmens
,
Ron Baiman
2
May 24
Webinar tomorrow on Climate interventions and the connections between science and policy
Well done Herb! I'll send you my last extra one (until new order is fulfilled). What's your
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Webinar tomorrow on Climate interventions and the connections between science and policy
Well done Herb! I'll send you my last extra one (until new order is fulfilled). What's your
May 24
H simmens
, …
rob...@rtulip.net
5
May 24
[The Washington Post] Rafe Pomerance, who helped sound the alarm on climate change, dies at 79
Thanks Herb I really admired Rafe. He was almost the only person I encountered in the formal
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[The Washington Post] Rafe Pomerance, who helped sound the alarm on climate change, dies at 79
Thanks Herb I really admired Rafe. He was almost the only person I encountered in the formal
May 24
H simmens
May 23
Here’s another petition to sign
Many of you may know Dan Galpern, a US attorney who has been Jim Hansen's policy advisor and
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Here’s another petition to sign
Many of you may know Dan Galpern, a US attorney who has been Jim Hansen's policy advisor and
May 23
John Nissen
, …
Paul Klinkman
17
May 23
There has been a sudden increase in the rate of sea level rise
Dear Action Group, Ice sheets collapse. They generate internal earthquakes as they collapse, which
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There has been a sudden increase in the rate of sea level rise
Dear Action Group, Ice sheets collapse. They generate internal earthquakes as they collapse, which
May 23
rob...@rtulip.net
May 19
Report on HPAC Meeting with Daniel Harrison on MCB
Meeting Report: Dr Daniel Harrison on Marine Cloud Brightening for the Great Barrier Reef, Healthy
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Report on HPAC Meeting with Daniel Harrison on MCB
Meeting Report: Dr Daniel Harrison on Marine Cloud Brightening for the Great Barrier Reef, Healthy
May 19