Gescilam Uchôa
@gescilam.bsky.social
PhD Student at EESC/USP
Interested in SW/GW interactions and hyporheic zone.
BEng. - UFC
MSc. - École Centrale de Lille/EESC
https://t.co/TZmax6xs50
Interested in SW/GW interactions and hyporheic zone.
BEng. - UFC
MSc. - École Centrale de Lille/EESC
https://t.co/TZmax6xs50
Pinned
Gescilam Uchôa
@gescilam.bsky.social
· Sep 29
Hi 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
“A groundwater well database for Brazil (GWDBrazil)” published in Scientific Data: www.nature.com/articles/s41...
In partnership with Geological Survey of Brazil
Reposted by Gescilam Uchôa
If 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
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
December 17, 2025 at 11:21 PM
If 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
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
Reposted by Gescilam Uchôa
Crochet tapestries as scicomm tool. Learn more at poster 637 - part of Thinking Outside the Box Plot poster session at #AGU25: bit.ly/AGU25_SY41F 🌐🧪
December 18, 2025 at 5:39 PM
Crochet tapestries as scicomm tool. Learn more at poster 637 - part of Thinking Outside the Box Plot poster session at #AGU25: bit.ly/AGU25_SY41F 🌐🧪
Reposted by Gescilam Uchôa
Impact 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 🌐
December 18, 2025 at 11:02 PM
Impact 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 🌐
1/2 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.
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.
December 9, 2025 at 5:08 PM
1/2 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.
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.
I 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
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
December 1, 2025 at 6:04 PM
I 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
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
Very 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!!!!
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!!!!
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! 🎉🎉🎉
October 31, 2025 at 10:05 PM
Very 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!!!!
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!!!!
Reposted by Gescilam Uchôa
Keep 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)
October 31, 2025 at 4:10 PM
Keep 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)
Reposted by Gescilam Uchôa
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! 🎉🎉🎉
October 31, 2025 at 9:05 PM
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! 🎉🎉🎉
Reposted by Gescilam Uchôa
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!!!
October 30, 2025 at 1:38 PM
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!!!
Reposted by Gescilam Uchôa
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 !!!
October 28, 2025 at 10:36 PM
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 !!!
💧 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...
Assista à live: www.youtube.com/live/OhdsYQi...
October 28, 2025 at 2:12 PM
💧 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...
Assista à live: www.youtube.com/live/OhdsYQi...
Reposted by Gescilam Uchôa
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
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
October 24, 2025 at 9:29 PM
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
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
I’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.
I successfully defended my qualifying exam.
I want to thank everyone who supported me on this journey.
October 23, 2025 at 5:00 PM
I’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.
I successfully defended my qualifying exam.
I want to thank everyone who supported me on this journey.
Reposted by Gescilam Uchôa
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!!
October 21, 2025 at 4:39 PM
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!!
Reposted by Gescilam Uchôa
Hydrology 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.
Hi 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
“A groundwater well database for Brazil (GWDBrazil)” published in Scientific Data: www.nature.com/articles/s41...
In partnership with Geological Survey of Brazil
October 17, 2025 at 3:16 AM
Hydrology 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.
Reposted by Gescilam Uchôa
let’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!
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!
October 17, 2025 at 6:10 PM
let’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!
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!
It’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
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
Hydrology 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.
Hi 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
“A groundwater well database for Brazil (GWDBrazil)” published in Scientific Data: www.nature.com/articles/s41...
In partnership with Geological Survey of Brazil
October 17, 2025 at 1:39 PM
It’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
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
Reposted by Gescilam Uchôa
For 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)
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)
October 16, 2025 at 4:22 PM
For 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)
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)
Reposted by Gescilam Uchôa
it’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!
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!
River Cup | Agu H3s
agu-h3s.org
October 15, 2025 at 9:53 PM
it’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!
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!
Reposted by Gescilam Uchôa
For 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)
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)
October 15, 2025 at 4:41 PM
For 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)
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)
1/3 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
We also published an application of this database in Nature Communications: “Widespread potential for streamflow leakage across Brazil” rdcu.be/eKNKB
October 13, 2025 at 2:56 PM
1/3 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
We also published an application of this database in Nature Communications: “Widespread potential for streamflow leakage across Brazil” rdcu.be/eKNKB
Reposted by Gescilam Uchôa
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!
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!
River Cup | Agu H3s
www.agu-h3s.org
October 13, 2025 at 2:50 PM
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!
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!
Reposted by Gescilam Uchôa
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
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
October 9, 2025 at 10:12 PM
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
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
I’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.
In this study, we investigated a high-permeability vertical barrier for waste isolation using a sandbox experiment, analytical solution, and numerical model.
October 9, 2025 at 2:15 PM
I’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.
In this study, we investigated a high-permeability vertical barrier for waste isolation using a sandbox experiment, analytical solution, and numerical model.
Reposted by Gescilam Uchôa
The votes are in!!! Check out your Round 1 #CatchmentCup2025 Headwater WINNERS!!! See you tomorrow for the next round for Rain-dominated catchments!
October 5, 2025 at 3:26 PM
The votes are in!!! Check out your Round 1 #CatchmentCup2025 Headwater WINNERS!!! See you tomorrow for the next round for Rain-dominated catchments!