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Cynthia Gerlein-Safdi

@cgerleinsafdi.bsky.social
1.4K followers 379 following 71 posts

Assistant professor of environmental engineering @ UC Berkeley CEE. Ecohydrologist - water, carbon, plants, isotopes, satellites. Fighting the War On Cars on my cargo bike 🚲, one pedal stroke at a time. 🇫🇷+🇨🇴 in 🇺🇸. She/her.

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Reposted by Cynthia Gerlein-Safdi
Iryna Dronova @irynad.bsky.social · 07/03/2026
Congratulations @erthromero.bsky.social on this new RSE paper focusing new ways of approaching spatio-temporal complexity in drivers of wetland carbon cycling! Huge thanks to our collaborators, NASA FINESST, @biometlab.bsky.social @cgerleinsafdi.bsky.social www.sciencedirect.com/science/arti...
sciencedirect.com
Photosynthesis, heat, and structure: an evident hierarchy of environmental conditions driving wetland carbon assimilation
Wetland ecosystems, crucial for carbon sequestration and coastal hazard mitigation, have experienced tremendous losses in land surface area over the l…
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Cynthia Gerlein-Safdi @cgerleinsafdi.bsky.social · 11/02/2026
On this International Day of Women and Girls in Science, I am excited and humbled to have been selected as one of the 2026 Women to Watch in Science, featured by @thestoryexchange.bsky.social, alongside ten other wonderful scientists!
thestoryexchange.org
Saving Nature: 11 Women to Watch in Science
These women are using their hard-earned knowledge to protect our planet already ravaged by brutal storms, epic floods and intense wildfires.
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CSDMS @csdms.bsky.social · 05/01/2026
Tenure-track Asst Prof Position in Geophysics at Columbia University. Apply by 31 January. See also: csdms.colorado.edu/wiki/Jobs
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Cynthia Gerlein-Safdi @cgerleinsafdi.bsky.social · 21/12/2025
Another successful trip to the @agu.org Fall Meeting! Everybody gave great presentations and we got to celebrate our newly minted PhD, Dr. Ann Scheliga, as a group, with dinner, beignets, and live jazz music ! 🎶 See you next year in SF! 🌉
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AGU Ecohydrology @aguecohydro.bsky.social · 20/12/2025
We hope everybody had a great week at #AGU25! It was so much fun seeing everybody at the lunch meet-ups and the social! 🥰 🥳 We want to congratulate of three 2025 Tiny Grants awardees who received $500 each to support travel to the Fall Meeting: Sumit Mahato, Syam Chintala, and Reeya Shrestha! 🥳
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Cynthia Gerlein-Safdi @cgerleinsafdi.bsky.social · 16/12/2025
TONIGHT ! Join us!
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AGU Ecohydrology @aguecohydro.bsky.social · 11/12/2025
The full schedule, including ecohydrology sessions and a few ecohydro-relevant events, is summarized HERE: docs.google.com/document/d/1... See you in NOLA!
docs.google.com
AGU Fall Meeting 2025 - Ecohydrology TC Events
AGU Fall Meeting 2025 - New Orleans Ecohydrology Technical Committee schedule Monday - December 15th 2025 7:00 - 8:30 PM, Hydrology Student and Early Career Mixer, Room 393-396, Link Sessions: Root...
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AGU Ecohydrology @aguecohydro.bsky.social · 11/12/2025
We will have our Ecohydrology lunch meetups Tuesday AND Wednesday at 12:15 PM in Pod 7, no sign up required this year: just bring your lunch and connect with fellow ecohydrologists over lunch!
media.tenor.com
a little girl is eating a plate of spaghetti with a fork .
ALT: a little girl is eating a plate of spaghetti with a fork .
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AGU Ecohydrology @aguecohydro.bsky.social · 11/12/2025
The Ecohydro TC will have its SOCIAL MEETUP at #AGU25 on Tuesday at 6:00 PM in the back patio of the Rusty Nail, a short walk away from the conference center! @hydrology-agu.bsky.social
media.tenor.com
two men in suits and ties are waving their hands in a room
ALT: two men in suits and ties are waving their hands in a room
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Kyle Blount, Ph.D. (they/them) @hydro-kyleb.bsky.social · 28/11/2025
🎉🎉NEW PAPER🎉🎉 "Out of the Forest and Into the Concrete Jungle" This is some of the work I'm most proud of to date: a new commentary co-authored with 15 amazing urban hydrology (or adjacent) folks after the 2024 WaterSciCon! Details and highlights below... 1/5 doi.org/10.1029/2025...
doi.org
Out of the Forest and Into the Concrete Jungle: Challenges, Opportunities, and Innovations in Urban Hydrology
Urban hydrology lacks an integrative framework across biophysical processes, social mechanisms, and governance processes We provide a path towards unified conceptualizations, efficient implementa...
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Cynthia Gerlein-Safdi @cgerleinsafdi.bsky.social · 07/11/2025
Apply to the #Ecohydro Tiny Grants for financial support to attend the @agu.org Fall Meeting!
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Tomer Ullman @tomerullman.bsky.social · 01/12/2024
thinking of calling this "The Illusion Illusion" (more examples below)
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Cynthia Gerlein-Safdi @cgerleinsafdi.bsky.social · 25/09/2025
Join us!! 👇
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Bluesky USGS Quakebot @usgs-quakebot.bsky.social · 22/09/2025
🟡 M4.8 #earthquake detected 3 km ESE of Berkeley, California at 9/22/2025 2:56:12 AM PDT This reflects data from the U.S. Geological Survey that is subject to change. Visit the USGS page linked below for the latest #quake information
earthquake.usgs.gov
M4.8 - 3 km ESE of Berkeley, California
A magnitude 4.8 earthquake located 3 km ESE of Berkeley, California was detected at 9/22/2025 2:56:12 AM PDT. This information is subject to change. Please visit the USGS event page for up-to-date details.
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Cynthia Gerlein-Safdi @cgerleinsafdi.bsky.social · 29/08/2025
First day of this semester of Terrestrial Hydrology! Full house!!
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AGU (American Geophysical Union) @agu.org · 24/07/2025
Science may be under attack, but inclusive science always prevails. This tee is more than just a statement—it’s a stand. 100% of profits go to AGU, which has supported scientists for over 100 years and continues to lead the charge to defend them today. Support science: buff.ly/khcOLvk
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Cynthia Gerlein-Safdi @cgerleinsafdi.bsky.social · 22/07/2025
So excited for the 2nd edition of this all-encompassing urban ecohydrology session, aiming to bring together the entire urban science community at #AGU25! H147 - Urban Ecohydrology in a Changing Climate: People–Plant–Water Dynamics in the Built Environment agu.confex.com/agu/agu25/pr... @agu.org
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Cynthia Gerlein-Safdi @cgerleinsafdi.bsky.social · 22/07/2025
So much Ecohydrology coming up at #AGU25!! 😍🤩
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Cynthia Gerlein-Safdi @cgerleinsafdi.bsky.social · 17/07/2025
Do you work on Land Use/Land Cover change and its impact on the water cycle and/or the climate? Then consider submitting to our #AGU25 session: agu.confex.com/agu/agu25/pr... Sam Zipper and Erin Hanan will be our invited speakers! We look forward to seeing you in NOLA! 🥳
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Cynthia Gerlein-Safdi @cgerleinsafdi.bsky.social · 09/07/2025
News post about our recent paper on methane emissions in tropical wetlands, check it out!
news.engin.umich.edu
Satellites reveal tropical wetland flooding did not cause methane surge
Human activity or other wetland factors like temperature or soil chemistry could be at play.
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Frans-Jan Parmentier @thissideofthearctic.org · 27/06/2025
Vital research data is disappearing in front of our eyes! ⚠️ Right now, NOAA is being blocked from using satellite data to monitor sea ice loss. 😖 Not knowing how the Arctic is changing will not diminish its impact on our climate, it just makes us more vulnerable to the consequences.
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Helena Klara Jambor @helenajambor.bsky.social · 18/06/2025
I gave in! After students asking for it, I now made a simple figure design checklist. To help all scientists w/o graphic skills create clear, accessible, and truthful charts! -> Out in @nature Cell Biology: rdcu.be/erwl4 #DataVisualization #PhD #SciComm Thx for review @bethcimini.bsky.social + 2
rdcu.be
A checklist for designing and improving the visualization of scientific data
Nature Cell Biology - Creating clear and engaging scientific figures is crucial to communicate complex data. In this Comment, I condense principles from design, visual perception and data...
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Cynthia Gerlein-Safdi @cgerleinsafdi.bsky.social · 19/06/2025
I was today years old when I discovered that the @wmo-global.bsky.social maintains a list of nearly all Earth observation missions 🛰️ ever launched, making it possible to query a variable and find every mission that produced it, past, present, and future and across all agencies in the world! 🤯
space.oscar.wmo.int
WMO OSCAR  |  Gap analyses by Variable, Type of Mission, or WIGOS Subcomponent
The official WMO WIGOS database for earth observation Satellites, Instruments and space-based capabilities, including detailed information on observational user requirements. A tool for for global ga...
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Cynthia Gerlein-Safdi @cgerleinsafdi.bsky.social · 13/06/2025
Just about done with my 1st week as a Visiting Scholar at the @wmo-global.bsky.social where I will spend the summer! It has been a whirlwind of new faces and exciting projects to learn about, and I’m looking forward to contributing to the agency’s efforts on remote sensing of water and ecohydrology!
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Cynthia Gerlein-Safdi @cgerleinsafdi.bsky.social · 12/06/2025
So excited to see this paper, led by Ying Xiong, out in Nature Communications Earth & Environment! We used our CYGNSS-based inundation maps to compare global trends in inundations to recent trends in atmospheric methane concentrations and found...
nature.com
Limited evidence that tropical inundation and precipitation powered the 2020–2022 methane surge - Communications Earth & Environment
The strong increase in global methane from 2020-2022 was not powered by precipitation and inundation increasing wetland emissions in tropical regions, according to analysis of satellite observations o...
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UC Berkeley Engineering @berkeleyengineer.bsky.social · 27/05/2025
UC Berkeley Engineering celebrated its newest graduates over the course of three ceremonies last week, honoring more than 2,000 bachelor’s, master’s and Ph.D. degree recipients. 🎓🎉 #BEGrad25 Read our event roundup: bit.ly/3Hf0Gjk
bit.ly
Berkeley Engineering celebrates class of 2025 - Berkeley Engineering
Newest grads seek to build technologies that benefit humanity, touch lives
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Cynthia Gerlein-Safdi @cgerleinsafdi.bsky.social · 15/05/2025
Excited to announce that my PhD student, Paul Seibert, just received a SCGSR fellowship from the Department of Energy! www.energy.gov/science/arti...
energy.gov
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Cynthia Gerlein-Safdi @cgerleinsafdi.bsky.social · 25/04/2025
Wonderful to listen to Dennis @biometlab.bsky.social recount a career of curiosity-driven research yesterday during the ESPM seminar, what an inspiration to us all!
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Cynthia Gerlein-Safdi @cgerleinsafdi.bsky.social · 11/04/2025
All hands on deck for the final biomass collection of Becca’s senior thesis looking at the physiological impact of increased salinity on native and invasive species from the Sacramento-San Joaquin delta! A beautiful day to count and cut shoots! 🌱
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Cynthia Gerlein-Safdi @cgerleinsafdi.bsky.social · 10/04/2025
⚠️New preprint alert!⚠️ My student Paul Seibert's very first paper is in review, but you can already read up on his work establishing the impact of drought on foliar uptake ability for the grasses of our foggy study site in Point Reyes (with @eesaberkeleylab.bsky.social). 🌿🌁
essopenarchive.org
Drought limits foliar water uptake in C3 perennial grasses
Rain, fog, and dew can all provide the conditions necessary to induce direct uptake of water into the foliage of plants. Although grasslands are known to have frequent leaf-wetting events, the capacit...
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Cynthia Gerlein-Safdi @cgerleinsafdi.bsky.social · 13/03/2025
Incredible study sheet made by one of my students, connecting all the aspects of surface hydrology we have covered so far in my graduate hydrology course! 🤯
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Stand Up for Science! @standupforscience.net · 09/03/2025
But our work is far from done—science is still under attack. We’ve got ideas, but we want to hear from you. What’s worrying you most? What should we do next? How can we grow this movement together? Fill out this quick form to share your thoughts & stay connected: forms.gle/QAxH4wD4Y3sg...
forms.gle
How do we keep Standing Up for Science?
A heartfelt thank you for everyone that Stood Up for Science with us on March 7th—whether it be volunteering, donating, sharing, or attending in event, we're forever indebted to people like you who ca...
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Matt Kertman @mattkertman.bsky.social · 08/03/2025
Scenes from the incredible turnout today at Berkeley's @standupforscience.bsky.social rally. @tedmiguel.bsky.social, @jenniferdoudna.bsky.social, and dozens of researchers, elected officials, and citizens defended science and the jobs, health benefits, and progress it creates for all Americans.
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Jonah Busch @jonahbusch.bsky.social · 07/03/2025
Thousands march at UC Berkeley today to #standupforscience
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Cynthia Gerlein-Safdi @cgerleinsafdi.bsky.social · 07/03/2025
Standing up for science with UC Berkeley colleagues and students, today and every day! #Standupforscience @standupforscience.bsky.social
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Cynthia Gerlein-Safdi @cgerleinsafdi.bsky.social · 23/01/2025
Had a great day yesterday visiting @oregonstate.edu’s campus for the first time! Thanks Steve and the Water Resources program for the seminar invitation!
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Cynthia Gerlein-Safdi @cgerleinsafdi.bsky.social · 03/01/2025
A new paper is always a nice way to start the year! Led by Xin Lin at @lsce-ipsl.bsky.social, we explore the impact of tropical inundation on the global methane budget.
nature.com
Recent methane surges reveal heightened emissions from tropical inundated areas - Nature Communications
The record-breaking atmospheric methane growth rates in 2020 and 2021 revealed heightened emissions from inundated areas in tropical Africa and Asia. However, current processed-based wetland models fa...
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Cynthia Gerlein-Safdi @cgerleinsafdi.bsky.social · 01/01/2025
Happy New Year 2025 from the land of crazy trees!
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Alt National Park Service @altnps.bsky.social · 24/12/2024
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Peter Walker @peterwalker99.bsky.social · 18/12/2024
17-year-long Scottish study of 82,000+ adults finds commuting by bike reduces your risk of: • early death • hospitalisation for any reason • cardiovascular disease • cancer mortality • treatment for mental health problems. Yeah, but those LTNs and bike lanes are *really* annoying.
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Cynthia Gerlein-Safdi @cgerleinsafdi.bsky.social · 14/12/2024
What an awesome time at #AGU24! It’s always amazing to catch up with old friends and colleagues, meet new people, and see my own students blossom in this stimulating environment!
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Cynthia Gerlein-Safdi @cgerleinsafdi.bsky.social · 07/12/2024
Still planning your schedule for #AGU24? Don't miss all the great presentations from my lab! Satellites 🛰️, plants 🌱, dew 💦, machine learning 💻, and of course lots and lots of water 🌊! See you all in DC!
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Dr. Ryan E. Emanuel @waterpotential.bsky.social · 06/12/2024
North Carolina State University is hiring a tenure track assistant or associate professor of watershed hydrology! This is a great place to work and live. Details below. 👇 jobs.ncsu.edu/postings/210... #academicJobs #academicSky #PhdChat #AGU24 #NCSU #Forestry #NaturaResources
jobs.ncsu.edu
Assistant or Associate Professor of Watershed Hydrology
The Department of Forestry and Environmental Resources at North Carolina State University invites applicants for a 9-month, tenure-track position in Watershed Hydrology. The appointment is 45% researc...
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Cynthia Gerlein-Safdi @cgerleinsafdi.bsky.social · 06/12/2024
Spent the day at JPL today (first time ever visiting!) to talk about our SIF work and chat with a whole bunch of very exciting people I had never met in person! Thanks Anthony Bloom and the Carbon Club for the invitation!
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Cynthia Gerlein-Safdi @cgerleinsafdi.bsky.social · 03/12/2024
So much #Ecohydro fun at #AGU24 next week! - Ecohydro social meetup MONDAY at 6PM at the Lobby BAR of the Marriott Marquis, ALL WELCOME! 🥳 - Lunch meetups Tuesday-Friday 🥣, sign up here: docs.google.com/spreadsheets... - Two sponsored sessions! 🤓 ALL the INFO 👉 linktr.ee/agu_ecohydro
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Jeannie Wilkening @jvwilkening.bsky.social · 11/11/2024
Things seem to be picking up around here, so figured it's about time for a starter pack of ecohydrologists! 💧🍃 Please share and lmk below if you want to be added (I know there are lots of folks I missed so help me build out our ecohydro fam!) go.bsky.app/SPotVGi
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Cynthia Gerlein-Safdi @cgerleinsafdi.bsky.social · 22/11/2024
Some recent Berkeley Engineering news about our inundation product based on #CYGNSS data! engineering.berkeley.edu/news/2024/11...
engineering.berkeley.edu
On the map - Berkeley Engineering
A new way to map water on land in the tropics can help communities prepare for and respond to floods and droughts.
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Cynthia Gerlein-Safdi @cgerleinsafdi.bsky.social · 19/11/2024
Spent a fun day talking about our group’s work on #CYGNSS and chatting with faculty and students of the Stanford CEE department! Thanks @marslogander.bsky.social for the 📸!
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Luiz Rocha @coralreeffish.bsky.social · 15/11/2024
The California Academy of Sciences @calacademy.bsky.social is looking for a new curator of botany! This is an endowed position (McAllister Chair) and our herbarium and botany department are world class. Check it out and feel free to send questions my way! us242.dayforcehcm.com/CandidatePor...
The California Academy of Sciences in beautiful Golden Gate Park, San Francisco.
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Cynthia Gerlein-Safdi @cgerleinsafdi.bsky.social · 16/11/2024
Welcome to @bsky.app you all! Check out one of our recent papers on mapping surface water with #CYGNSS: agupubs.onlinelibrary.wiley.com/doi/full/10....
agupubs.onlinelibrary.wiley.com
Berkeley‐RWAWC: A New CYGNSS‐Based Watermask Unveils Unique Observations of Seasonal Dynamics in the Tropics
Vegetation and clouds can obstruct the view of waterbodies, making accurate, seasonal mapping difficult This new CYGNSS-based product combines L-band microwaves with computer vision to produce qu...
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