This week in our #AGU25 #CatchmentHydrology Early Career series, we highlight: “Effects of Climate Change on the Hydrological Regime of a Mountainous Catchment: A Case Study from the Hindu Kush Himalayan Region” by Malla Mani Kanta et al. (2025).

HUGE HYPE for our #CatchmentCup2025 WINNER by overwhelming majority: the ONÇA Catchment in Brazil!!! Thank you to everyone who voted for their favorite catchments throughout the past month to make this all possible. Happy last day of Catchment Cup and Happy Halloween 🎃 from AGU H3S! 🎉🎉🎉

IT'S TIME TO DETERMINE YOUR #CatchmentCup2025 WINNER! Our final two catchments are ONCA and JAGUARIBE (both named after jaguars!)! Keep an eye out for facts about these wonderful catchments posted today and VOTE for your winner at www.agu-h3s.org/rivercup until TOMORROW at 5 pm ET!!!

Say hello to your FINAL FOUR: Onca, Jaguaribe, McMurdo, and Yangtze!!! Stay tuned till TOMORROW to vote down to the TOP TWO catchments in #CatchmentCup2025 !!!

Happy Friday!! Here are your #CatchmentCup2025 Great Eight!! Its time to NARROW down to the Fabulous Four! You have until Tuesday 10/28 to vote and check out the amazing papers from these sites here: www.agu-h3s.org/rivercup

This week in our #AGU25 #CatchmentHydrology Early Career series, we highlight: “INDOFLOODS: A Comprehensive Database for Flood Events in India Enhanced with Catchment Attributes” by Sai Kiran Kuntla et al. (2025).

Your Round 2 #CatchmentCup2025 Snow-dominated catchments are #HubbardBrook and #McMurdo !!! www.agu-h3s.org/rivercup Stay tuned for the last Round 2 match ups starting TOMORROW at 9 am ET!!

It’s time for ROUND 2 of #CatchmentCup2025! Our four #headwater semifinalists are competing for their chance at the title of world’s most remarkable catchment! Cast your votes at www.agu-h3s.org/rivercup until TONIGHT (10/15) 4 pm PT, and come back for some fun facts about these four catchments!

The Geology Dept at WWU is hiring an Assistant Prof in Hydrology! Come be my colleague in a great department! More info in the attached flyer, and at hr.wwu.edu/careers-facu...

Welcome back to another round of #CatchmentCup2025! In our final matchups of round 1, eight HUMAN-IMPACTED catchments will compete head to head! Cast your votes at www.agu-h3s.org/rivercup until TOMORROW (10/14) 5 pm ET, and stay tuned for facts posted throughout the day about these catchments!

Drumroll please.....the winners of round 1's snow-dominated catchments are..... HUBBARD BROOK, EAST RIVER, BURABAY, and MCMURDO!!! Some of these matchups were close so keep those votes coming for human-dominated catchments starting next week, 10/13!!! #CatchmentCup2025

Upcoming #WARR talks on perplex water-sediment-wood interactions in dynamic, unconfied #river corridors! Dr. Anna Marshall, U. Tennessee Dr. Sara Rathburn, Colorado State U. Register here: psu.zoom.us/meeting/regi... All past talks here: www.cee.psu.edu/events/women...

This week in our #AGU25 #CatchmentHydrology Early Career series, we highlight: “Transferability of machine-learning-based modeling frameworks across flood events for hindcasting maximum river water depths in coastal watersheds” by Maryam Pakdehi et al. (2024).

The votes are in!!! Check out your Round 1 #CatchmentCup2025 Rain-dominated WINNERS!!! See you TOMORROW for the next round: snow-dominated catchments!

Who's ready for the next category of catchments in #CatchmentCup2025 ??? Next up is RAIN-DOMINATED CATCHMENTS. Keep an eye out for facts about these wondrous catchments posted here today! VOTE HERE until 5 pm EST on Tuesday: www.agu-h3s.org/rivercup

The votes are in!!! Check out your Round 1 #CatchmentCup2025 Headwater WINNERS!!! See you tomorrow for the next round for Rain-dominated catchments!

We are empowering early career female researcher in Earth and Planetary Sciences: apply now for the ETH Zurich Judith McKenzie fellowships! Be part of a growing network of women shaping the future of science! Application deadline is 31 October 2025.

CATCHMENT CUP IS LIVE! Whose ready to learn about some new (and old) research catchments?!? First up: HEADWATER CATCHMENTS VOTE HERE until 10/4: www.agu-h3s.org/rivercup

We hope that everyone had a happy first day of the 2026 Water Year! Tomorrow is the first day of Catchment Cup! Check back in the morning when the first round of polling opens up for Headwater Catchments! We are so excited to share facts and research from early career researchers at these sites!

Your input is Needed to Advance Regional-Scale Environmental Research - Do you need access to subsurface data? We invite you to share your insights in a brief 10–15 minute survey. Your responses will inform materials shared with funding agencies to better support impactful, scalable research.

🌊 This week in our #AGU25 #CatchmentHydrology Early Career series, we highlight: “Resilient Infrastructure & Disaster Response Center” by Abdul Mobin et al. (2025).

In a blistering decision on Friday, a federal judge ruled that the Trump Administration and the OPM acted illegally when it fired tens of thousands of probationary federal employees at NOAA, NSF, and other agencies “for cause” in February. buff.ly/adxZ0IE

This Wednesday, another great hydro careers seminar from the folks at @cuahsi.bsky.social and @agu-h3s.bsky.social : 💡 Highlighting skill sets for careers outside of academia 🗓️ September 17, 2025 🕐 1:00-2:00PM Eastern (US) ⚒️🧪

Two exciting opportunities to help shape UK flood hydrology just opened: 1. Join the Scientific and Technical Advisory Group (STAG) for the UK Flood Hydrology Roadmap 2. Contribute to research ideas on the big questions for hydrology in a changing climate Find out more shorturl.at/7bO9w

🌊 This week in our #AGU25 #CatchmentHydrology Early Career series, we highlight: “Deciphering surface water–groundwater connectivity using chemical and stable isotope tracers (H and O) in the headwaters of São Francisco River, Brazil” by Marcela Aragão et al. (2025).

I'm glad to see that early career folks are using the TC catchment hydrology as one additional way to get their great work out to the community. If you feel encouraged seeing the upcoming highlights over the coming weeks, please add your latest publication to the list of soon to be highlighted ones.

About 10 days left to join this year's Early Career competition to win some funds for your next conference attendance or field visit. See below all the details and upload your contribution by August 31st.

📣 Don't forget! Join us for our Distributed Sensing Technical Committee call tomorrow! 🗓️ Date: 21 August 2025 🕒 Time: 3:00-4:00PM U.S. Eastern Time 📋 Sign up for the email list to receive link connect.agu.org/hydrology/ab... 🌐 All AGU members interested in distributed sensing systems are invited!

Tomorrow! Open to any AGU members. You do need to join the list ahead to get the link/invite (it's not an automated process, it's managed by real-live humans, no 🤖 involved). (Or, if like me, you tend to be last minute, DM me and I will see what I can do. ⏱️)

Two fully NSF- funded Ph.D. positions in hydroinformatics at the Clemson University. Apply by 15 October. See also: csdms.colorado.edu/wiki/Jobs

🌊 This week we highlight the paper: “Widespread Potential for Streamflow Leakage Across Brazil” by @gescilam.bsky.social et al. (2024). ✨ Every two weeks until #AGU25, we’ll feature a publication in #CatchmentHydrology from an early career scientist who shared their work with us.

Earlier this year, we invited undergrads, grad students & postdocs with recent publications in #catchmenthydrology to share their work with us📄 Starting now, we’ll highlight one of these papers every two weeks until #AGU25 — helping #earlycareer scientists spread their research!🚀

🌊 Continuing our #AGU Catchment Hydrology TC Early Career Competition 2024 series with Saurav Bhattarai! Thank you for sharing your favorite #hydrology paper with us! 📖💧 We’ll spotlight #EarlyCareer voices twice a month—stay tuned for more insights from the #HydrologyCommunity! 🔍

AGU H3S invites you to submit an abstract to our session at #AGU25 Thinking Outside the Box Plot: Communicating Science Beyond the Paper! The session explores creative ways to communicate research. Conveners: @adischner.bsky.social @acarneiromar.bsky.social @gescilam.bsky.social Cee Nell Emily Ellis

AGU H3S invites you to contribute to our session at #AGU25 Hydrology Student, Postdoc, and Early Career Flash Talks! This session highlights research performed by fellow Early Career Researchers within the field of Hydrology. Conveners: Matthew Preisser and Kathryn Moore

🚨 The #AGU Catchment Hydrology TC Student Competition closes August 31! Please help us spread the word to undergrads, grad students, and postdocs working in #catchment #hydrology. 🌊 📌 Full details in our last post and on the TC website. #EarlyCareerScientists #StudentOpportunity

Last chance to submit your abstract to the classical Runoff generation session! #AGU25

Reminder that H3S sends out quarterly newsletters with resources, upcoming events info, and other science-related highlights! Sign up here: www.agu-h3s.org/contact

🌎 Are you attending #AGU25? Consider submitting your abstract to our session on Challenges and Solutions for Hydrologic Scaling Across Multiple Processes and Scales. More information below!!!

The July–August edition of the AGU Hydrology Section Newsletter is now available! Read it here: connect.agu.org/hydrology/ne...

Inviting submissions to our session! 💧🌎 SESSION H048 - Challenges and Solutions for Hydrologic Scaling Across Multiple Processes and Scales See the link below: agu.confex.com/agu/agu25/pr... Shout out to: @agucatchhydro.bsky.social @agu-h3s.bsky.social @agu.org

Our primary convener @davidguzzy.bsky.social made this nice flyer for the session. We are happy to have the @segura-lab.bsky.social joining the session as an invited speaker! You all have still 9 days to submit your abstracts on "Stable Isotopes in the Critical Zone": agu.confex.com/agu/agu25/pr...

Happening tomorrow, 11/17, 11 am Eastern!

🌎 Headed to #AGU25? Consider submitting your abstract to our session on Runoff Generation Processes: Exploring Thresholds, Sources, and Pathways from Plot to Continental Scales. 💧🌱🌍 🗓️ Deadline: July 30, 2025 🔗 Session info: agu.confex.com/agu/agu25/pr...

🌎 Are you attending #AGU25? Consider submitting your abstract to our session on Impacts of Global Change and Extreme Events on Hydrological and Biogeochemical Systems. 🗓️ Deadline: July 30, 2025 🔗 Session info: agu.confex.com/agu/agu25/pr... 💧🔥🌱

🌊 Continuing our #AGU Catchment Hydrology TC Early Career Competition 2024 series with @paigeinabook.bsky.social! Thank you for sharing your favorite #hydrology paper with us! 📖💧 We’ll spotlight #EarlyCareer voices twice a month — stay tuned for more insights from the #HydrologyCommunity! 🔍

We invite again the stable isotope community to present their research at our long-standing #AGU25 session on "Stable Isotopes in the Critical Zone: Methods, Applications, and Process Interpretations" agu.confex.com/agu/agu25/pr... The deadline is by the end of July.

🌊 Continuing our #AGU Catchment Hydrology TC Early Career Competition 2024 series with Jeeban Panthi! Thank you for sharing your favorite #hydrology paper with us! 📖💧 We’ll spotlight #EarlyCareer voices twice a month—stay tuned for more insights from the #HydrologyCommunity! 🔍

Streams have become drier in a warming climate. 7/17, #WARR talks on intermittent streams + collaborative science teams, Dr. Margaret Zimmer @margaretzimmer.bsky.social Dr. Amy Burgin @burginam.bsky.social Register: psu.zoom.us/meeting/regi... @waterbarnes.bsky.social @devonkerins.bsky.social

The classical runoff generation session is also at #AGU25 a highlight for catchment hydrologists attending the @agu.org conference in December. If you would like to contribute, make sure to submit your abstract by the end of July! Great lineup of invited speakers!