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Andy Baker

@andy-baker

Australian Research Council Laureate Professor at UNSW Sydney, investigating groundwater recharge, climate, geochemistry, and stalagmites. Not all at once, at least not most of the time. Posting more often at @andbaker@aus.social

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22.08.2024
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Latest posts by Andy Baker @andy-baker

Sydney cityscape

Sydney cityscape

Groundwater evening in Sydney, thanks to the IAH New South Wales branch. Pizza, beverages, good company and an interesting talk, all at level 27 in the CBD.

#groundwater #IAH

10.03.2026 08:31 πŸ‘ 2 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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AQUA 2026 – Australasian Quaternary Association (AQUA)

We're hosting the Australasian Quaternary Association conference here in Sydney in July.

Registration and abstracts deadlines are coming soon.

I'm planning to lead a Wombeyan Caves pre-conference fieldtrip, maybe more tbd.

Details below:

aqua.org.au/conference/a...

05.03.2026 21:32 πŸ‘ 5 πŸ” 3 πŸ’¬ 1 πŸ“Œ 0

And the #AQUA2026 second circular is here: aqua.org.au/wp-content/u...

05.03.2026 22:09 πŸ‘ 1 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
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AQUA 2026 – Australasian Quaternary Association (AQUA)

We're hosting the Australasian Quaternary Association conference here in Sydney in July.

Registration and abstracts deadlines are coming soon.

I'm planning to lead a Wombeyan Caves pre-conference fieldtrip, maybe more tbd.

Details below:

aqua.org.au/conference/a...

05.03.2026 21:32 πŸ‘ 5 πŸ” 3 πŸ’¬ 1 πŸ“Œ 0

New pre-print: groundwater recharge in Australia.
- Annual rainfall recharge thresholds (RRT) are similar everywhere.
Seasonality is pronounced; recharge is rare in summer or autumn.
This should be accounted for in groundwater modelling and management.
essopenarchive.org/users/100201...

03.03.2026 23:57 πŸ‘ 3 πŸ” 2 πŸ’¬ 1 πŸ“Œ 0
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Bacteria Decide the Ocean’s Dissolved Organic Carbon Abundance - Eos Dissolved organic carbon prevalence follows from how many bacteria are around to eat it, modeling suggests.

It’s not what you have, it’s how you use itβ€”even when it comes to the distribution of dissolved organic carbon in the ocean. The type of DOC is less important than how many bacteria are around to eat it, modeling suggests.

eos.org/research-spo...

04.03.2026 20:11 πŸ‘ 4 πŸ” 2 πŸ’¬ 0 πŸ“Œ 0

Led by Margaret Shanafield (Flinders University) with Stacey Priestley, Martin Andersen, Wendy Timms, myself and @marilumelozurita.bsky.social

04.03.2026 00:03 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

New pre-print: groundwater recharge in Australia.
- Annual rainfall recharge thresholds (RRT) are similar everywhere.
Seasonality is pronounced; recharge is rare in summer or autumn.
This should be accounted for in groundwater modelling and management.
essopenarchive.org/users/100201...

03.03.2026 23:57 πŸ‘ 3 πŸ” 2 πŸ’¬ 1 πŸ“Œ 0
How does water get underground – and how much rainfall is needed to replenishΒ it? Thanks to the amazing UNSW team for producing this story on our groundwater and climate research: past, present and future, featuring Marilu Melo Zurita, Martin Andersen, Ellen Corrick, Danyang Sun, Akhilesh Kumar, Muqing Dong and Nane Weber. Some of the research featured is supported by Australian Research Council (ARC) infrastructure and Laureate Fellowship grants, and this media story would not have been possible without the support of the team at Wellington Caves. The long read (thanks to Melissa Lyne): The YouTube video (3 minutes):

How does water get underground – and how much rainfall is needed to replenishΒ it?

Thanks to the amazing UNSW team for producing this story on our groundwater and climate research: past, present and future, featuring Marilu Melo Zurita, Martin Andersen, Ellen Corrick, Danyang Sun, Akhilesh Kumar,…

24.02.2026 23:46 πŸ‘ 16 πŸ” 8 πŸ’¬ 3 πŸ“Œ 0
What is groundwater and how much do we really have?
What is groundwater and how much do we really have? YouTube video by UNSW

And also this YouTube Short that didn't make the 'long read'. Hopefully useful for groundwater educators: youtube.com/shorts/57smo...

27.02.2026 01:20 πŸ‘ 0 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0

Thank you for the invite!

26.02.2026 21:55 πŸ‘ 1 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

Thanks! We have an amazing media team

26.02.2026 07:02 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Yes, for me, review requests from many overseas funding bodies in Europe, N America, Asia, Oceania.

25.02.2026 19:51 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
How does water get underground – and how much rainfall is needed to replenishΒ it? Thanks to the amazing UNSW team for producing this story on our groundwater and climate research: past, present and future, featuring Marilu Melo Zurita, Martin Andersen, Ellen Corrick, Danyang Sun, Akhilesh Kumar, Muqing Dong and Nane Weber. Some of the research featured is supported by Australian Research Council (ARC) infrastructure and Laureate Fellowship grants, and this media story would not have been possible without the support of the team at Wellington Caves. The long read (thanks to Melissa Lyne): The YouTube video (3 minutes):

How does water get underground – and how much rainfall is needed to replenishΒ it?

Thanks to the amazing UNSW team for producing this story on our groundwater and climate research: past, present and future, featuring Marilu Melo Zurita, Martin Andersen, Ellen Corrick, Danyang Sun, Akhilesh Kumar,…

24.02.2026 23:46 πŸ‘ 16 πŸ” 8 πŸ’¬ 3 πŸ“Œ 0
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The AI-Augmented Scientist The promise and pitfalls of using AI tools to boost my capabilities as a scientist

As a rare climate scientist working in Silicon Valley, I've been drinking from the AI firehose a lot more than my peers. I thought it would be helpful to lay out my experiences of both the promise and pitfalls of using AI to accelerate scientific research:

24.02.2026 17:51 πŸ‘ 122 πŸ” 44 πŸ’¬ 12 πŸ“Œ 8

On stealth corrections to the academic record.

That is, changes made by the publisher after publication, with no notice given.

Guess what? MDPI are caught moving articles out of special issues post.

Read more in this blog

deevybee.blogspot.com/2026/02/gues...

23.02.2026 20:57 πŸ‘ 5 πŸ” 4 πŸ’¬ 1 πŸ“Œ 0
Intense fire, extreme rainfall and groundwater recharge: an AMOS2026 conferenceΒ presentation The Australian Meteorological and Oceanographic Society (AMOS) held its annual conference in Hobart last week. AMOS 2026 had the theme 'Southern Skies, Southern Oceans: Science on the Edge'. On Friday I was delighted to present 'An intense fire changes surface hydrology and decreases the amount of rainfall needed for groundwater recharge' on behalf of Christina Song and Micha Campbell in the Hydroclimate session '

Intense fire, extreme rainfall and groundwater recharge: an AMOS2026 conferenceΒ presentation

The Australian Meteorological and Oceanographic Society (AMOS) held its annual conference in Hobart last week. AMOS 2026 had the theme 'Southern Skies, Southern Oceans: Science on the Edge'. On Friday I…

20.02.2026 22:06 πŸ‘ 5 πŸ” 2 πŸ’¬ 0 πŸ“Œ 0
Post image

We are excited to host Dr. Andry Baker, AGU Distinguished Lecturer, to give a seminar talk during the Geochemistry Seminar Series 2026. The talk title is β€œCaves and their stalagmites: linking climate to groundwater recharge”. To attend, please fill out the form

forms.office.com/pages/respon...

20.02.2026 03:05 πŸ‘ 3 πŸ” 1 πŸ’¬ 0 πŸ“Œ 1
Intense fire, extreme rainfall and groundwater recharge: an AMOS2026 conferenceΒ presentation The Australian Meteorological and Oceanographic Society (AMOS) held its annual conference in Hobart last week. AMOS 2026 had the theme 'Southern Skies, Southern Oceans: Science on the Edge'. On Friday I was delighted to present 'An intense fire changes surface hydrology and decreases the amount of rainfall needed for groundwater recharge' on behalf of Christina Song and Micha Campbell in the Hydroclimate session '

Intense fire, extreme rainfall and groundwater recharge: an AMOS2026 conferenceΒ presentation

The Australian Meteorological and Oceanographic Society (AMOS) held its annual conference in Hobart last week. AMOS 2026 had the theme 'Southern Skies, Southern Oceans: Science on the Edge'. On Friday I…

20.02.2026 22:06 πŸ‘ 5 πŸ” 2 πŸ’¬ 0 πŸ“Œ 0
Screenshot of a statement from SVP that they find β€œno policy violations” in having members appear in the Epstein letters

Screenshot of a statement from SVP that they find β€œno policy violations” in having members appear in the Epstein letters

Really SVP? You’re just going to ignore decades of sexual and academic misconduct, marrying a student AT one of your conferences, and every report I’ve filed (implying that’s what you do with reports) to defend famous Horner? You’d rather have pedophiles than students is your message?

04.02.2026 17:03 πŸ‘ 150 πŸ” 51 πŸ’¬ 6 πŸ“Œ 7
10 am photo, unpacked but still boxed.

10 am photo, unpacked but still boxed.

Lunchtime, everything unpacked and ready to assemble.

Lunchtime, everything unpacked and ready to assemble.

Home time, with the autosampler to assemble tomorrow.

Home time, with the autosampler to assemble tomorrow.

We took delivery of a new ABB off axis water isotopes analyser today here at UNSW, to replace our 10 year old instrument.

It was a good day in lab with spanners and swagelocks. To be continued tomorrow....

05.02.2026 05:31 πŸ‘ 6 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
addison-wheeler-fellowship - Durham University

Sharing these three-year early career fellowships at Durham University, UK. Open to all nationalities and disciplines. I was lucky to have a senior fellowship here many years ago and had a very positive experience. Details are below:

www.dur.ac.uk/research/ins...

05.02.2026 05:21 πŸ‘ 4 πŸ” 5 πŸ’¬ 0 πŸ“Œ 1
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Mega-journal Heliyon retracts hundreds of papers after internal audit Heliyon has published fewer papers and ramped up its retractions since a major indexing service put the journal on hold and the publisher launched an audit of all papers published in the journal si…

Heliyon has published fewer papers and ramped up its retractions since a major indexing service put the journal on hold and the publisher launched an audit of all papers published in the journal since its launch in 2016.

03.02.2026 17:39 πŸ‘ 17 πŸ” 7 πŸ’¬ 1 πŸ“Œ 2
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AQUA 2026 – Australasian Quaternary Association (AQUA)

A shout out for Quaternary researchers - registration and abstracts are open for the 2026 Australasian Quaternary Association conference. Come to UNSW Sydney in July. Details are here:
aqua.org.au/conference/a...

Abstract deadline: 28 Feb.

03.02.2026 03:28 πŸ‘ 5 πŸ” 4 πŸ’¬ 0 πŸ“Œ 0
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Guest post: Forget pickles and ice cream. I published a fake paper on pregnancy cravings for prime numbers Image generated by Google Gemini I had grown weary of the constant stream and abuse of spam invitations to submit manuscripts to journals and to attend fake conferences on the other side of the wor…

Forget pickles and ice cream. I published a fake paper on pregnancy cravings for prime numbers.

30.01.2026 18:19 πŸ‘ 25 πŸ” 8 πŸ’¬ 1 πŸ“Œ 6

A reminder, American Geophysical Union honours nominations are open at the moment! The @agu.org Paleoceanography and Paleoclimatology section have three Honours available, for all career stages. Please share...

29.01.2026 19:11 πŸ‘ 5 πŸ” 4 πŸ’¬ 0 πŸ“Œ 0
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2026 β€” Bay To Bay Running Festival 2026 β€” Race Roster β€” Registration, Marketing, Fundraising Bay To Bay Running Festival 2026 Central Coast, NSW - Woy Woy to Gosford - EventsMarathonGosford to Woy Woy to GosfordStarts at 6:20… - June 14, 2026

Registration is open for one of the friendliest running festivals, 42k to family fun run options, great coastal views, stadium finish, free πŸ‘•, free bib postage. Sydney region.
I'm in.
raceroster.com/events/2026/...
#running

28.01.2026 21:59 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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2026 β€” Bay To Bay Running Festival 2026 β€” Race Roster β€” Registration, Marketing, Fundraising Bay To Bay Running Festival 2026 Central Coast, NSW - Woy Woy to Gosford - EventsMarathonGosford to Woy Woy to GosfordStarts at 6:20… - June 14, 2026

Registration is open for one of the friendliest running festivals, 42k to family fun run options, great coastal views, stadium finish, free πŸ‘•, free bib postage. Sydney region. I'm in.
raceroster.com/events/2026/...
#running

28.01.2026 20:39 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
Very cute gray and white pit bull putting his paw on my arm

Very cute gray and white pit bull putting his paw on my arm

Grey and white pit bull

Grey and white pit bull

Gray and white pit bull booping the camera

Gray and white pit bull booping the camera

Any NOLA peeps recognize this very sweet boy? Just found him running across Canal st in mid city. Followed a friend to The Station coffee where I snagged him (and many many many kisses)

28.01.2026 18:23 πŸ‘ 9 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
Map of the GreenWay in Inner West Sydney. GreenWay to the left.

Map of the GreenWay in Inner West Sydney. GreenWay to the left.

Geology art on the Greenway - local sandstone geology as seen using terracotta and more.

Geology art on the Greenway - local sandstone geology as seen using terracotta and more.

For Sydneysiders: I walked the GreenWay this week, and recommend it. Great art and interpretation, and easy access from L1 Light Rail stations. Good for walking and cycling - I have to go back on the bike and explore the connecting cycleways.

22.01.2026 19:04 πŸ‘ 2 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0