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Greg Goldsmith

@canopyinclouds.bsky.social
1K followers 280 following 67 posts

Biologist and Associate Dean for Research and Development @Chapman University. Landscape ecophysiology; ecohydrology; isotope biogeochemistry; tropics; evidence-based teaching practices

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Reposted by Greg Goldsmith
Charlotte Grossiord @charlottegrossiord.bsky.social · 4h
🌳We are hiring a PhD student in Forest Ecophysiology and Remote Sensing at EPFL and WSL in Lausanne! @vallicrosah.bsky.social @wslresearch.bsky.social Start: April-May 27 Applications: Open until filled careers.epfl.ch/job/Lausanne...
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Charlotte Grossiord @charlottegrossiord.bsky.social · 18/08/2026
📢 We’re hiring a Postdoctoral Researcher in Plant Ecophysiology at EPFL/WSL in Lausanne! 🌿 Study physiological mechanisms of leaf browning under heat & drought stress 🔬 Experimental plant ecophysiology 🎓 Mentoring/teaching opportunities Please share! Apply here: apply.refline.ch/273855/1893/...
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Sami Rifai @samirifai.bsky.social · 04/08/2026
Are Australia's endangered plant species more likely to go extinct from climate change? Here is a Plant ecophysiology PhD opportunity in sunny South Australia, open to both domestic and international applicants. Contact @ilainematos.bsky.social (ilaine.matos@adelaide.edu.au) for further details.
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Greg Goldsmith @canopyinclouds.bsky.social · 24/07/2026
Careers on the tenure track on Weds. 1:30PM at @ecologicalsociety.bsky.social in Career Central w/ Julia Bigwood (moderator), Jessica Gurevitch, @luiza-aparecido.bsky.social, Matt McCary and me. Promises to be good opportunity to learn with one another! Come check it out.
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Greg Goldsmith @canopyinclouds.bsky.social · 22/07/2026
Our group @ecologicalsociety.bsky.social #ESA2026: LB11-129-Diurnal hysteresis of GPP in a tropical forest PS26-105-C and N cycling in tropical forests w/ elevated CO2 COS179-04-LiDAR vegetation structure in tropical forests w/ elevated CO2 LB20-201-A preliminary inventory of ET for Portugal
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Belinda Medlyn @bmedlyn.bsky.social · 22/06/2026
I am hiring! My former postdocs have all gone on to great ongoing roles, so I am now looking for 2 new postdocs in dynamic vegetation modelling: Modelling vegetation-fire interactions in Australia Modelling Australian vegetation distributions Details linked below - please share!
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American Society for Cell Biology @ascbiology.bsky.social · 01/06/2026
Sweeping draft regulations released by OMB pose one of the most significant threats to federally funded research in decades. The proposal would affect nearly every aspect of the scientific process. Read more: www.ascb.org/science-policy/federal…
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Julian Schrader @julianschrader.bsky.social · 09/03/2026
Exciting position at The School of Natural Sciences at Macquarie University. We are looking for an Associate Lecturer in Plant Ecology. A great opportunity to teach, mentor students and contribute to plant ecology research on the Wallumattagal Campus in Sydney.
mq.wd3.myworkdayjobs.com
Associate Lecturer in Plant Ecology
PRIMARY DETAIL - Salary package: $123,435 FTE (Level B.1) plus 17% employer's superannuation contribution and annual leave loading. - Full-time- 35 hours per week, fixed term for 36 months - Based at ...
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Abigail Swann, PhD @ecoclimatelab.bsky.social · 04/03/2026
Postdoc Fellowship opportunity! UW Program on Climate Change has a new for a Postdoctoral Scholar program for fellows to develop and conduct novel climate science research that benefits from collaborations at UW. Apply by April 15th! pcc.uw.edu/research/fun...
pcc.uw.edu
Program on Climate Change (PCC) Postdoctoral Scholar Program 2026 | Program on Climate Change
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Jürgen Knauer @juergenknauer.bsky.social · 24/02/2026
🚨Two fully funded PhD opportunities in Australia! Improving C4 photosynthesis in vegetation models. Supervised by Dani Way (ANU, Canberra) and myself (UTS, Sydney). 1. Lab- and field-based project at ANU – see flyer below 2. Modelling project at UTS – www.findaphd.com/phds/project...
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Corbin Hiar @corbinhiar.bsky.social · 01/02/2026
Rainmaker is running a $100,000 Metro ad campaign as part of a larger influence effort by the cloud-seeding startup. It’s a case study of how in the Trump era, it’s better for a startup to be talked about in Washington — even inaccurately — than not known at all. www.politico.com/news/2026/02...
politico.com
A startup falsely blamed for triggering floods pitches cloud seeding to lawmakers
Rainmaker Technology is spending hundreds of thousands of dollars on lobbying and gold-framed Metro ads in a play for national attention.
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Greg Goldsmith @canopyinclouds.bsky.social · 01/02/2026
Ecologists! Plz share! **ESA abstracts due Feb 19th this year - meeting is last week in July in Salt Lake City** This is a change from our normal first week in August bc this is rescheduled from COVID cancelled 2020 meeting. We're hard at work to prepare a great meeting for you.
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Richard Sever @richardsever.bsky.social · 31/01/2026
Nature and Science journalists denied entry to event featuring NIH Director
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AoB Plants @aobp.bsky.social · 26/01/2026
♻️ Does green stem photosynthesis affect plant drought tolerance and recovery in avocado? by Nadia Valverdi and co-authors Full #openaccess 👉 doi.org/10.1093/aobp... #PlantScience
doi.org
Does green stem photosynthesis affect plant drought tolerance and recovery in avocado?
Many tree species are capable of using both their leaves and their stems to produce sugars via photosynthesis. Sugars produced in the green stems of plants
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Ecological Society of America @ecologicalsociety.bsky.social · 08/01/2026
Bring your science to Salt Lake City! We are now accepting contributed talk and poster abstracts covering all areas of ecological research and practice for #ESA2026 in July. Ample funding support will be available! ow.ly/lYQZ50XTHZS
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Daniele Penna @danielepenna.bsky.social · 09/12/2025
Trees use predominantly summer water in the Ressi #experimental #catchment. Thank you to Giulia Zuecco for leading this work! www.sciencedirect.com/science/arti... During the growing season, soil and plant water had a dominant summer origin but seasonality had a major role on their temporal origin.
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Kevin Anchukaitis @thirstygecko.bsky.social · 13/11/2025
Exciting news! Student applications for paleoCAMP 2026 are open! Are you a graduate student working on any aspect of past climates or environments? Apply to be part of our 2-week summer school in the eastern Sierra Nevada! More details here: paleoclimate.camp/apply
paleoclimate.camp
Application — paleoCAMP
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Jeff Corbin @jeffcorbin.bsky.social · 11/11/2025
We are hiring!! Asst Prof of Environmental Biology and Public Health! "...interaction between biological systems and the environment as it relates to epidemiology and/or public health." Deadline 12/31/25. Please apply here: unioncollege.wd5.myworkdayjobs.com/en-US/UnionC...
unioncollege.wd5.myworkdayjobs.com
Assistant Professor of Biology
Union College invites applications for the position of Assistant Professor of Environmental Biology and Public Health beginning September 1, 2026. Review of applications will begin after December 31, ...
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AoB Plants @aobp.bsky.social · 11/11/2025
🥑 New article in @aobp.bsky.social tests whether green stem photosynthesis helps avocado trees cope with drought, revealing extra CO₂ gain doesn’t greatly improve drought tolerance. Full #openaccess 👉 doi.org/qb92 @canopyinclouds.bsky.social @avila-loveralab.bsky.social
A conceptual figure demonstrating the relationship between stem photosynthesis and stem hydraulic conductivity. Figure by authors.
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Chris Tape @christophertape.bsky.social · 31/10/2025
Paul Nurse describing the main job of a PI (From ‘The Thinking Game’, 2024)
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Daniele Penna @danielepenna.bsky.social · 23/10/2025
Do #trees in different #hillslope positions use different #water #sources in a pre-Alpine #catchment? And is water #uptake mostly related to #summer or #winter #precipitation in this #humid #environment? Find out more in this study led by Giulia Zuecco at Ressi. www.sciencedirect.com/science/arti...
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Elena Litchman @elenalitchman.bsky.social · 21/10/2025
Nominate your outstanding senior colleagues for the Ecological Society of America's Eminent Ecologist Award! Nominations due Nov. 13. esa.org/about/awards...
esa.org
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Ávila-Lovera Lab @avila-loveralab.bsky.social · 14/10/2025
📣The University of Utah is hiring two professors in AI in environmental modelling and monitoring at different levels. See the job posts utah.peopleadmin.com/postings/189... and utah.peopleadmin.com/postings/189... Spread the word!
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Greg Goldsmith @canopyinclouds.bsky.social · 30/09/2025
A new one from the versatile Dr. Gaku Yokoyama on the next steps in the world of using machine learning to better model crop evapotranspiration. This one melds mechanistic models of leaf conductance, leaf canopy area, and eddy covariance data:
sciencedirect.com
A feature engineering technique for enhancing the generalization of machine learning models in estimating crop evapotranspiration
Accurate and precise estimation of evapotranspiration (ET) is crucial for understanding the terrestrial carbon, water, and energy cycles. While proces…
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Prof. Vigdis Vandvik @vvandvik.bsky.social · 28/09/2025
The #IPCC is now hireing ‘chapter scientists’ to support the author teams for the upcoming IPCC Report. If you are an early career scientist with strong synthesis and organisational skills, and from a developing country or a country in transition, do check this out! www.ictp.it/opportunity/...
ictp.it
IPCC AR7 Chapter Scientists | ICTP
The Intergovernmental Panel on Climate Change (IPCC) is in the process of preparing its Seventh Assessment report (AR7). The IPCC Working Groups are seeking highly motivated early-career researchers f...
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Greg Goldsmith @canopyinclouds.bsky.social · 23/09/2025
My colleague Sarah Batterman and others from @caryinstitute.bsky.social are organizing what looks like a great crash course on ecosystem ecology for graduate students at an exceptionally affordable cost:
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Greg Goldsmith @canopyinclouds.bsky.social · 19/08/2025
A new study w/ Emily Burt, @scottallenunr.bsky.social, et al. via @aguecohydro.bsky.social made possible by @bafu.admin.ch. We use >3500 lysimeter isotope observations from 47 sites over 3 years to measure how rainfall percolates into soils, with estimates of young water at different soil depths.
agupubs.onlinelibrary.wiley.com
New Precipitation Is Scarce in Deep Soils: Findings From 47 Forest Plots Spanning Switzerland
We determined the new and young water fractions of soil lysimeter waters in 47 forest plots in Switzerland Soil characteristics such as lysimeter depth, soil field capacity and soil stoniness exp...
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COMPASS @compassscicomm.bsky.social · 07/08/2025
Are you attending #ESA2025? Come join us for for two engaging #SciPol, #SciComm sessions: 📆 8/11: Panel on Addressing the Wildland Fire Crisis at the Federal Level 📆 8/13: Strategic Science Communication Workshop ℹ️ More details here: www.compassscicomm.org/event/panel-... See you there!
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ESA Latin America & the Caribbean Chapter @esalatamcarib.bsky.social · 02/08/2025
🌿 Are you presenting at #ESA2025 in Baltimore? 📢 Add your presentation to the ESA LAC Chapter database using the QR code. Let's connect, support, and amplify each other! 🌎💚 #ESALAC #Ecology #LatinAmericanScientists #CaribbeanScience #SciComm
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Sarah Feakins @sfeakins.bsky.social · 25/07/2025
Hey AGU Paleo section, 1 week to get those abstracts in to present at #AGU2025. If you work in W. US paleoclimate we have the session for you agu.confex.com/agu/agu25/pr...
agu.confex.com
Drought, deluge, fire and heat - integrating proxy and model approaches to paleoclimate in the Western US
This session focuses on Western United States hydroclimate, fire activity, and temperatures. Proxy methods used to reconstruct such changes involve isotopic and biogeochemical measurements in various ...
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Marius Floriancic @mfhydro.bsky.social · 21/07/2025
Why do trees preferably transpire winter precipitation? 🌳💦 In our latest commentary we argue that it's not a big surprise but the effect of seasonal differences in soil recharge. onlinelibrary.wiley.com/doi/10.1002/... @canopyinclouds.bsky.social @harshberia.bsky.social @scottallenunr.bsky.social
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Ecological Society of America @ecologicalsociety.bsky.social · 19/06/2025
Symposia at #ESA2025 take deep dives into important themes -- research, practice, collaboration and more -- that can enhance anyone's experience at the event. Check out the lineup and start planning your agenda for Baltimore! esa.org/baltimore202...
A promotional image for the event, part 1 of 3 listing all the symposia on the program. Click through for full information and to register.A promotional image for the event, part 2 of 3 listing all the symposia on the program. Click through for full information and to register.A promotional image for the event, part 3 of 3 listing all the symposia on the program. Click through for full information and to register.
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Lucas Cernusak @lucascernusak.bsky.social · 17/06/2025
I have an opportunity for a new PhD student in tropical tree ecophysiology in my lab. Some more details at the link below. Please pass along! www.findaphd.com/phds/project...
findaphd.com
Responses of tropical forest trees to rising carbon dioxide - conifers versus angiosperms at James Cook University on FindAPhD.com
PhD Project - Responses of tropical forest trees to rising carbon dioxide - conifers versus angiosperms at James Cook University, listed on FindAPhD.com
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Ecological Society of America @ecologicalsociety.bsky.social · 05/06/2025
SEEDS seeks ESA members & #ESA2025 participants to serve as Mentors for 30 undergrad students from August 10-15 in Baltimore. SEEDS Alumni/Faculty, researchers, & education professionals, are encouraged to sign up! esa.org/seeds/meetin...
a promotional image describing the program.

Mentors needs! SEEDS is looking for mentors for the 2025 ESA Annual Meeting in Baltimore
Must:
Be an upper-level graduate student or a professional in ecology
Attending the Annual Meeting
Willing to guide a student through the meeting and share your personal experiences in ecology
Mentor an undergraduate as a future collaborator, colleague or friend

Click for more information
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Alex Rubinsteyn @alexr.bsky.social · 04/06/2025
Lyft driver picked me up from UNC, turned out he was a medicinal chemistry post-doc in a building near mine, until his grant got cut last month. Worked on novel antivirals.
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Jon Freeman @freemanjb.bsky.social · 21/05/2025
🚨 A new rule would let career scientists like NSF/NIH program officers be replaced by political appointees Already 14,000+ public comments, deadline is Friday 📣 Comments can be short. Courts consider them—and scientists with NSF/NIH experience are especially impactful Speak up! shorturl.at/WKuBj
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Greg Goldsmith @canopyinclouds.bsky.social · 17/05/2025
This is built on the foundation of one of the most compelling long-term forest studies in Europe. This will be one very lucky postdoc...
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Ecological Society of America @ecologicalsociety.bsky.social · 15/05/2025
Final call for latebreaking #ESA2025 submissions! Abstract & project proposed poster submissions are both due today at 5:00 PM ET. We've seen a lot of interest in both in the submissions so far, so Thursday in Baltimore is going to be full of action! esa.org/baltimore202...
An ecologist presents a poster at the 2024 Annual Meeting while a senior scientist makes a comment; more presentations are happening in the background. Click through for details and to submit.
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Greg Goldsmith @canopyinclouds.bsky.social · 08/05/2025
Come with you project ideas in the form of a poster, no data necessary. Attend ESA, get feedback, meet potential collaborators, and level up your research. Very cool new format...
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Seema Sheth @seemasheth.bsky.social · 29/04/2025
We begin reviewing applications next week!
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Andrew Leakey - lab.igb.illinois.edu/leakey/ @leakey77.bsky.social · 24/04/2025
please share - 2 postdoc positions available - molecular physiology of stomata and plant water use of efficiency lab.igb.illinois.edu/leakey/post-... @ripeproject.bsky.social @aspbofficial.bsky.social
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Pam McElwee @pammcelwee.bsky.social · 20/03/2025
Very excited to share a new initiative to ensure US climate scientists will be nominated to IPCC AR7 cycle. The new U.S. Academic Alliance for the IPCC (USAA-IPCC) has opened a call for nominations, hosted by AGU: www.agu.org/ipcc-nominat... We encourage eligible scientists to apply by April 4th!
agu.org
Call for Experts for Upcoming IPCC | AGU
The U.S. Academic Alliance for the IPCC, hosted by AGU, is facilitating nominations to the Seventh Assessment Cycle.
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Sonja Drimmer @sonjadrimmer.bsky.social · 10/03/2025
As a Jewish faculty member at one of these institutions, I am saying right now, in the clearest tones possible: not in my name. This violent exploitation of Jews as an alibi for achieving Fascist ends is itself textbook antisemitism.
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Keri Backus @keribackus.bsky.social · 28/02/2025
@standupforscience.bsky.social Los Angeles 3/7 noon at the Federal building docs.google.com/forms/d/e/1F...
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Science Magazine @science.org · 19/02/2025
Scientists are now organizing events, called Stand Up for Science, on 7 March in Washington, D.C., and state capitals. So far, they have attracted more than 100 volunteers from some 30 states who are hoping to rally support for research as a public good. scim.ag/4328LAD
scim.ag
‘I really wanted something to happen.’ The students behind the Stand Up for Science protests
New group hopes to turn out researchers for 7 March demonstrations against Trump administration policies
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Jeremy Koster @jeremykoster.bsky.social · 19/02/2025
Upon learning that yesterday would be my last day as a program officer at the National Science Foundation, I shared this parting message with my colleagues. The next few months will be frenetic and stressful for them. Here are some things that you can do to help them with the mission ahead. (1)
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Dr. Katy Croff Bell @katycroffbell.bsky.social · 19/02/2025
Please share: The Committee on Science, Space, and Technology, Democratic Staff, is surveying the impact of the Trump Admin’s mass firings of federal employees from science agencies. If you were terminated since 20 Jan 2025 please fill out this survey: democrats-science.house.gov/sciencefirings
democrats-science.house.gov
Were you fired by President Trump? | House Committee on Science, Space and Technology
The House Committee on Science, Space and Technology
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Greg Goldsmith @canopyinclouds.bsky.social · 31/01/2025
What if pugs aren't so different than German shepherds? A moment to pause for cool science. My colleagues Nick Hebdon and Lindsay Waldrop have a new study where they show that dogs supposedly bred for certain functions (smelling, biting) are no different in their performance than any other breed.
science.org
Dog skull shape challenges assumptions of performance specialization from selective breeding
Dog skull shape shows that human breeding effort has driven obvious shape changes but with no associated performance differences.
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Jonathan Lambert @jonlambert.bsky.social · 27/01/2025
The National Science Foundation cancelled over 60 grant review panels today, effectively grinding funding of new projects to a halt. The so-far indefinite pause comes as NSF grapples with the impact Trump's executive orders will have on their grantmaking process. www.npr.org/sections/sho...
npr.org
National Science Foundation freezes grant review in response to Trump executive orders
The National Science Foundation has cancelled all grant review panels this week. It's unclear how long the pause could last.
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Nina Buchmann @nbuchmann.bsky.social · 13/01/2025
🧪 Still looking for PhD candidates interested in water fluxes over grasslands and croplands 😉
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