Reposted by Gescilam UchôaAGU Catchment Hydrology Technical Committee @agucatchhydro.bsky.social · 25/09/2026The Catchment Hydrology TC's 2025 student competition asked participants to tell us about an interesting article set outside of North America and Europe. We are pleased to share one of our entries from Luis Eduardo Mier-Valderrama. 121
Reposted by Gescilam UchôaAGU Catchment Hydrology Technical Committee @agucatchhydro.bsky.social · 19/09/2026The Catchment Hydrology TC's 2025 student competition asked participants to tell us about an interesting article set outside of North America and Europe. We are pleased to share one of our entries from Rachel Breunig. 132
Reposted by Gescilam UchôaAGU Catchment Hydrology Technical Committee @agucatchhydro.bsky.social · 12/09/2026The Catchment Hydrology TC's 2025 student competition asked participants to tell us about an interesting article set outside of North America and Europe. We are pleased to share one of our entries from José Gescilam Uchôa. 153
Reposted by Gescilam UchôaAGU Catchment Hydrology Technical Committee @agucatchhydro.bsky.social · 17/07/2026Please help us spread the word about our TC-sponsored #AGU26 sessions! We look forward to seeing your submissions! 133
Reposted by Gescilam UchôaAGU Catchment Hydrology Technical Committee @agucatchhydro.bsky.social · 08/07/2026📣 It's that time of year again—#AGU26 abstract season is here! 🌎💧 ⏰ Abstracts are due Wednesday, August 5, 2026, by 11:59 PM EDT. 111
Reposted by Gescilam UchôaAGU Hydrology H3S @agu-h3s.bsky.social · 07/07/2026At AGU H3S, we want to highlight hydrology ECRs who are hosting sessions at AGU 2026, including this great session on non-perennial streams! If you are a hydrology ECR convening an AGU session, feel free to DM us to promote it. REMINDER: abstracts are due Wednesday, 05 August 2026 at 23:59 EDT! 074
Gescilam Uchôa @gescilam.bsky.social · 28/05/2026Please, help us spread the word about Catchment Hydrology TC Student Competition! 010
Reposted by Gescilam UchôaMatthias Sprenger @matthiasprenger.bsky.social · 11/05/2026We are seeking a highly motivated PhD student to join a newly funded project on “Coupling in situ high-frequency soil moisture data and remote sensing products to bridge spatio-temporal gaps explaining forest health, evapotranspiration, and water availability dynamics across forest biomes”. 185
Reposted by Gescilam UchôaAGU Hydrology H3S @agu-h3s.bsky.social · 20/04/202612 years after the founding of H3S, we look back on our origin story. How did H3S come to be? How has it evolved? Back in 2014, Professor Tim van Emmerick (Wageningen University) served as the first chair of H3S. Click here to read his interview! 👉 www.agu-h3s.org/post/buildin... 052
Gescilam Uchôa @gescilam.bsky.social · 20/04/20261/2 I’ve reached 100 citations on Google Scholar. While a single metric doesn’t mean much on its own, I’d like to take this opportunity to thank all my co-authors and the professors who have guided me throughout this journey. #WaterScience #EarlyCareerResearchers #ScienceCommunication 110
Reposted by Gescilam UchôaAGU Catchment Hydrology Technical Committee @agucatchhydro.bsky.social · 24/03/20261/2 Attending this year's AGU 🌍 and looking to get involved? 🤝 Get a few colleagues together 👥 and submit a session proposal 📝 by April 22 📅! We'd love to see your ideas 💡 about sessions related to Catchment Hydrology 💧 (and more) to shape the upcoming fall meeting 121
Reposted by Gescilam UchôaKinarNicholas.bsky.social @kinarnicholas.bsky.social · 08/03/2026Hydrology Paper of the Day @gescilam.bsky.social and colleagues on communication in an age of water scarcity: issues and challenges identified in conjunction with the scientific community at EGU24; data from interviews and surveys; and the need for trust, appropriate audiences, equity, and clarity 2138
Reposted by Gescilam UchôaMonica Morrison @monicamorrisong.bsky.social · 09/03/2026"People trust data with a location and a photograph more than a datapoint alone." The FUSS framework for communicating hydrological science from @iahs-aish.bsky.social www.tandfonline.com/doi/full/10.... @oriescc.bsky.social @soham-adla.bsky.social @iaguirre.bsky.socialtandfonline.comEffective science communication in the face of water crises: a community perspective on challenges and best practice in HELPINGAddressing global water crises demands effective communication across diverse audiences, especially in initiatives such as the scientific decade HELPING by the International Association of Hydrolog... 0106
Gescilam Uchôa @gescilam.bsky.social · 06/03/2026Happy to contribute to this community paper on science communication in hydrology within the IAHS HELPING decade. We propose the FUSS framework: messages should be Few, Unambiguous, Short, and Structured. Link to paper: www.tandfonline.com/doi/full/10.... #WaterScience #ScienceCommunication 062
Gescilam Uchôa @gescilam.bsky.social · 02/03/2026I would like to thank the @agu.org Hydrology Section for the opportunity to contribute to the March edition of the newsletter. You can access the March 2026 newsletter here: email.agu.org/OTg3LUlHVC01... #AGU #Hydrology #ScienceCommunity 010
Reposted by Gescilam UchôaAGU Hydrology H3S @agu-h3s.bsky.social · 22/01/2026Interested in joining the AGU H3S team in 2026? You still have a chance! The application deadline has been extended until March 13. Apply at the link below!!! 👇👇👇 253
Reposted by Gescilam UchôaCritical Zone News @cznews.bsky.social · 13/11/2025With travel support from the Critical Zone Network of Networks (CZ NoN), José Gescilam Uchôa travels from the University of São Paulo to AGU25 to link Brazil’s 20-year experimental watershed with the global Critical Zone community and advance data integration and collaboration. 🌐🧪bit.lyMr. José Gescilam Sousa Mota UchôaUSP University of Sao Paulo, São Carlos School of Engineering, University of São Paulo 021
Gescilam Uchôa @gescilam.bsky.social · 24/12/2025I was interviewed at AGU25 and asked what I liked most about being part of the #AGU. Without hesitation, I replied: the feeling of belonging. This year, I was deeply honored to receive the Horton Research Grant. A recognition I share with an inspiring group of scientists whose work I greatly admire. 2101
Reposted by Gescilam UchôaCritical Zone News @cznews.bsky.social · 17/12/2025If scicomm is on your mind tomorrow's Thinking Outside the Box Plot sessions are a must for your #AGU25 schedule. Co-convener José Uchôa told us some of the projects we'll hear about in the sessions. Morning poster: bit.ly/AGU25_SY41F 0830 oral session: bit.ly/AGU25_SY41B 131
Reposted by Gescilam UchôaCritical Zone News @cznews.bsky.social · 18/12/2025Crochet tapestries as scicomm tool. Learn more at poster 637 - part of Thinking Outside the Box Plot poster session at #AGU25: bit.ly/AGU25_SY41F 🌐🧪 063
Reposted by Gescilam UchôaCritical Zone News @cznews.bsky.social · 18/12/2025Impact of CZ-NoN support to attend #AGU25 was felt strongly in the poster hall where @terraontherocks.bsky.social @andrewbucha.bsky.social @xioncheo.bsky.social @gescilam.bsky.social and others aided by the project convened and presented sessions during the week. About the project: bit.ly/CZNoN 🌐 042
Gescilam Uchôa @gescilam.bsky.social · 09/12/20251/2 I’m excited to share that I will be presenting part of my PhD research and representing the AGU H3S @agu-h3s.bsky.social in one of the sessions. A huge thank-you to the CZ-NoN @cznews.bsky.social for supporting my participation at #AGU25 and for providing promotional materials. 131
Gescilam Uchôa @gescilam.bsky.social · 01/12/2025I am honored to have received first place in the Young Researcher Award, in the PhD category, from the Brazilian Association of Water Resources (ABRHidro) at the XXVI Brazilian Symposium on Water Resources. For those who would like to explore the study in detail, here is the link: rdcu.be/eSBJl 120
Gescilam Uchôa @gescilam.bsky.social · 31/10/2025Very happy to see Onça Creek crowned as the winner of the #CatchmentCup2025! 🏆💧 Special thanks to @agu-h3s.bsky.social for organizing and promoting this fun event! It’s a great way to celebrate our global #Hydrology community!!!! 030
Reposted by Gescilam UchôaAGU Hydrology H3S @agu-h3s.bsky.social · 31/10/2025Keep those votes rolling in for #CatchmentCup2025! The first catchment in our championship round is the Onca Catchment located in Brazil! The Onca Catchment is the longest continuous monitoring of an outcrop area of the Guarani Aquifer System from 2000 to the present day... (1/2) 141
Reposted by Gescilam UchôaAGU Hydrology H3S @agu-h3s.bsky.social · 31/10/2025HUGE 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! 🎉🎉🎉 096
Reposted by Gescilam UchôaAGU Hydrology H3S @agu-h3s.bsky.social · 30/10/2025IT'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!!! 144
Reposted by Gescilam UchôaAGU Hydrology H3S @agu-h3s.bsky.social · 28/10/2025Say hello to your FINAL FOUR: Onca, Jaguaribe, McMurdo, and Yangtze!!! Stay tuned till TOMORROW to vote down to the TOP TWO catchments in #CatchmentCup2025 !!! 074
Gescilam Uchôa @gescilam.bsky.social · 28/10/2025💧 Ontem realizamos mais um #HidroTalk da CT Jovem da ABRHidro: “A Água como um Todo: Caminhos para uma Gestão Hídrica Integrada” onde discutimos a importância da gestão integrada, comparando desafios e oportunidades entre Brasil e EUA. Assista à live: www.youtube.com/live/OhdsYQi... 100
Reposted by Gescilam UchôaAGU Hydrology H3S @agu-h3s.bsky.social · 24/10/2025Happy 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 086
Gescilam Uchôa @gescilam.bsky.social · 23/10/2025I’m grateful to share that I am officially a #PhD candidate! I successfully defended my qualifying exam. I want to thank everyone who supported me on this journey. 110
Reposted by Gescilam UchôaAGU Hydrology H3S @agu-h3s.bsky.social · 21/10/2025Your 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!! 056
Reposted by Gescilam UchôaKinarNicholas.bsky.social @kinarnicholas.bsky.social · 17/10/2025Hydrology Paper of the Day @gescilam.bsky.social on quality control, validation and standardization of groundwater data for Brazil: removing duplicate data with uncertain provenance; matching the purpose of groundwater wells with water sector use; and mapping well density and water levels. 171
Reposted by Gescilam UchôaAGU Hydrology H3S @agu-h3s.bsky.social · 17/10/2025let’s hear it for the winners of the first half of Round 2 of #CatchmentCup2025! Your #headwater senifinalists are the ONÇA and WALNUT GULCH! Your #rain-doninated semifinalists are the JAGUARIBE and PANOLA! Be sure to come back here on Monday, 10/20 for the next round: #snow-dominated catchments! 043
Gescilam Uchôa @gescilam.bsky.social · 17/10/2025It’s always a pleasure to be featured in the Hydrology Paper of the Day. Thank you! This year, I'll be at #AGU25! Let’s connect and talk about how #opendata can help advance #integratedwatermanagement and #science–policy dialogue in Brazil and beyond. 🌎 📍 Thursday, 18 Dec 2025 | 2:15–5:45 pm CST 131
Reposted by Gescilam UchôaAGU Hydrology H3S @agu-h3s.bsky.social · 16/10/2025For the first matchup in Round 2: Rain-Dominated catchments, we have Jaguaribe vs Eel River! CHECK THIS THREAD for more fun facts about these important catchments, and don’t forget to vote at www.agu-h3s.org/rivercup by 4pm PT TODAY (10/16) 112
Reposted by Gescilam UchôaAGU Hydrology H3S @agu-h3s.bsky.social · 15/10/2025it’s the final countdown!!! one hour remains to get your votes in for your favorite #headwater catchments in round 2 of Catchment Cup 2025!!! head over to agu-h3s.org/rivercup by 4pm PT to cast your vote for the world’s most remarkable headwaters!! winners for the round will be announced at 5pm PT!agu-h3s.orgRiver Cup | Agu H3s 032
Reposted by Gescilam UchôaAGU Hydrology H3S @agu-h3s.bsky.social · 15/10/2025For the first matchup in Round 2: Headwater catchments, we have Onça vs Jatunhuaycu! CHECK THIS THREAD for more fun facts about these important catchments, and don’t forget to vote at www.agu-h3s.org/rivercup by 4pm PT TODAY (10/15) 221
Gescilam Uchôa @gescilam.bsky.social · 13/10/20251/3 We recently published “A Groundwater Well Database for Brazil (GWDBrazil)” in Scientific Data rdcu.be/eKNKh We also published an application of this database in Nature Communications: “Widespread potential for streamflow leakage across Brazil” rdcu.be/eKNKB 111
Reposted by Gescilam UchôaAGU Hydrology H3S @agu-h3s.bsky.social · 13/10/2025Welcome 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!agu-h3s.orgRiver Cup | Agu H3s 043
Reposted by Gescilam UchôaAGU Hydrology H3S @agu-h3s.bsky.social · 09/10/2025Drumroll 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 2125
Gescilam Uchôa @gescilam.bsky.social · 09/10/2025I’m very happy to have contributed to Ana Guedes’ master’s research, now published in the Journal of Environmental Engineering! In this study, we investigated a high-permeability vertical barrier for waste isolation using a sandbox experiment, analytical solution, and numerical model. 130
Reposted by Gescilam UchôaAGU Hydrology H3S @agu-h3s.bsky.social · 05/10/2025The votes are in!!! Check out your Round 1 #CatchmentCup2025 Headwater WINNERS!!! See you tomorrow for the next round for Rain-dominated catchments! 054
Gescilam Uchôa @gescilam.bsky.social · 02/10/2025In my new Kudos blog, I try to explain, in common language, our new paper: “A groundwater well database for Brazil (#GWDBrazil)” published in Scientific Data. Read the blog: link.growkudos.com/1pzjabd1yww #ScienceCommunication #watersciencelink.growkudos.comA Groundwater Well Database for Investigating Groundwater–Surface Water Interactions Across BrazilGroundwater provides drinking water to billions of people, supports nearly half of the world’s irrigation, and sustains rivers, wetlands, and other ecosystems. Yet despite its critical role, groundwat... 110
Reposted by Gescilam UchôaAGU Hydrology H3S @agu-h3s.bsky.social · 02/10/2025We 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! 285
Reposted by Gescilam UchôaClimate, Ecology, War & More: Dr. Glen Barry BigEarthData.ai @bigearthdata.ai · 30/09/2025A groundwater well database for Brazil (GWDBrazil) ->Nature | #Groundwater | More from BigEarthData.ainature.comA groundwater well database for Brazil (GWDBrazil)The development of our groundwater well database includes five initial steps: data collection, data standardization, quality control, data validation, and data export. These steps are summarized in Fig. 1 and explained in detail in this section. After finalizing the initial... 111
Gescilam Uchôa @gescilam.bsky.social · 29/09/2025Hi everyone! Excited to share our new paper: “A groundwater well database for Brazil (GWDBrazil)” published in Scientific Data: www.nature.com/articles/s41... In partnership with Geological Survey of Brazil 240
Gescilam Uchôa @gescilam.bsky.social · 16/09/2025🌍 New blog post! I present the study ‘Severe droughts reduce river navigability and isolate communities in the Brazilian Amazon’, which examines how #drought impacts community isolation in the #Amazon River basin. Read more on the AGU Water & Society TC blog👉 linkedin.com/feed/update/...linkedin.com#wsfellowship2025 | AGU Water and Society TCDroughts in the Amazon: Impacts on Local Communities The Amazon River basin spans approximately 7 million km², an area comparable to Australia. While the region is often associated with vast rivers a... 020
Reposted by Gescilam UchôaAGU Catchment Hydrology Technical Committee @agucatchhydro.bsky.social · 08/09/2025🌊 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). 163
Gescilam Uchôa @gescilam.bsky.social · 01/09/2025🌡️ This week I highlight human-perceived heatwaves in Brazil 🇧🇷. A study by Ballarin et al. (2025) projects major increases in exposure, especially in São Paulo & Minas Gerais—both nearly quadrupling. Read more on the AGU Water & Society TC blog 👉 www.linkedin.com/feed/update/...linkedin.com#heatwaves #sciencecommunity #earlycareerresearchers | Gescilam UchôaThis time, I chose to discuss human-perceived #heatwaves in Brazil, with a focus on the Southeast region. The study by André SBallarin et al. (2025) shows that population exposure to H-based heatwaves... 010