New results: the 2020–2022 drought led to ~3 km³/yr water loss around Lake Mead, incl. groundwater depletion. Remote sensing data show up to 8 mm/yr uplift as the crust rebounds. Drought impacts reach far below the surface. doi.org/10.1016/j.ej... #Drought #Groundwater #InSAR #WaterManagement

*** 2025 Scholarly Excellence Recognition and Awards *** I’m deeply honored to be named one of the recipients of the Virginia Tech 2025 University Research Achievement Awards for excellence in research, proposals and awards. www.research.vt.edu/impact-recog...

Imagine your city slowly sinking. In India’s megacities, 80M+ people face this reality. New satellite radar research by @nitheshnirmal.bsky.social reveals where the ground is shifting most unevenly. 🌍🏠 #LandSubsidence www.nature.com/articles/s41... @shirzaei.bsky.social @vtgeosciences.bsky.social

*** Research Spotlight *** #Hydropower #Dam Safety Matters. Mohammad a postdoc at @EOI_lab of uses #InSAR data to detect subtle #deformation of hydropower dams, quantifying #damage risks. Here, he shows deformation of #RoanokeRapids Dam. Keep up the good work! @unuinweh.bsky.social

When Fragility Turns Disaster into Catastrophe Dr. Manoochehr Shirzaei underscores lessons from Afghanistan’s Aug 31 quake: fragile infrastructure & weak preparedness can turn disaster into catastrophe. Incident Brief: unu.edu/inweh/news/a... #AfghanistanEarthquake @shirzaei.bsky.social

*** Research Highlight *** Ibrahim is a first-year PhD student in @EOI_lab, and his research focuses on #LandSubsidence #hazards and #risks to critical #infrastructure, integrating cutting-edge techniques in #remotesensing, #ML, and physical #modeling. He enjoys playing #soccer. Well done!

*** CONGRATULATIONS *** I am thrilled to announce Florence Onyike, a graduate student at @EOI_lab and @HIRSlab, has received the American Water Works Association (@awwa) scholarship for research on #managed #aquifer #recharge. Many congratulations, Florence! @unuinweh.bsky.social

*** WELCOME TO FALL 2025 *** I am thrilled to welcome you all to the #Fall2025 semester. I wish a productive and fun semester for our team at @EOI_lab and @HIRSlab labs of @vtgeosciences @VT_Science @UNUINWEH .

*** congratulations***

**** Media Coverage **** I had the opportunity of being on national TV, @cbsnews.com , yesterday discussing our recent publication on the #US #sinking #cities. Pub: www.nature.com/articles/s44... CBS news piece: youtu.be/hXznyppIwz0

**** NEW PAPER ALERT **** Just published in @nature.com Cities, led by Dr. Ohenhen and in collaboration with two generations of researchers from @EOI_lab and @HIRSlab of @VT_Science, we map #sinkingland at 28 major #US cities. Congratulations, Leonard and team! Link: www.nature.com/articles/s44...

*** Welcome to EGU 2025 *** I wish you all a successful #EGU25 . Please consider attending the following presentations by @EOI_lab and @HIRSlab members and collaborators.

*** Happy Earth Day *** Wishing you a Happy #EarthDay! Let's #nurture #nature for a better #future. “To leave the world better than you found it, sometimes you have to pick up other people’s trash.” —Bill Nye

*** Congratulations*** Please join me in congratulating Dr. Mohammad Khorrami (@Khorrami93) on successfully passing his thesis defense! This is a tremendous achievement, and we are all proud of his hard work and dedication.

***** EVENT UPDATE **** On April 8, 2025, the roof of #jetsetnightclub in #SantoDomingo collapsed during a live show, claiming at least 221 lives. Using #satellite data, @EOI lab detected #settlement of –2 mm/yr, which accelerated in mid-2024—an early warning sign of structural failure. eoivt.com

***** Public Lecture ***** Dr. Ohenhen and I will give a lecture on #sinking #cities at the American Museum of Natural History (@AMNH). Please join us! Time: April 2, 7 pm EST. Link: www.amnh.org/calendar/sin...

Nowruz Mubarak! May the spirit of renewal and growth bring you peace and happiness in the year ahead 🎉🎉🎉

*** INVESTIGATIVE REPORT *** This national coverage of our research highlights the importance of #big #SAR satellite data for #monitoring sinking at critical #transportation #infrastructure, such as #airports. Link: www.fox8live.com/2025/02/10/c...

I am very excited to be invited to give a keynote at @TuftsUniversity 3th annual symposium in #geotechnical engineering. I will be highlighting some of the work we do in @EOI_lab and @HIRSlab of @VT_Science on application of #Earth #Observation data and #AI for #infrastructure #resilience.

**** NEW PAPER ALERT *** published in @EarthsFutureEiC , led by Dr. Philip Mindergoud, we highlights the critical role of #coastal #subsidence in accelerating relative RSLR. Pub: agupubs.onlinelibrary.wiley.com/doi/full/10....

Congratulations 👏👏👏

****Welcome **** I am thrilled to present with you Ibrahim Isiaka (@OpeyemiIbrahiim ), a new PhD student @EOI_lab of @vtgeosciences and @VT_Science. Ibrahim will be working on #probabilistic and #ML models of current and future #vertical #land motion. Please join me in welcoming Ibrahim!

**** NEW PAPER ALERT **** Published in @Nature portfolio natural hazards, this study highlights how combination of #aging #infrastructure, #political #instability, #climatechange, and #human #decisions leads to the deadliest floods in recent history. Pub: www.nature.com/articles/s44...

*** EVENT SPOTLIGHT *** #PalisadesFire in #LA has been burning for nearly a week! our hearts go to those lost properties and lives! @EOI_lab we use cutting-edge #satellite technology and #AI to track fire #damage to buildings in near-real time.

Here is a new piece in @BusinessInsider in contributed to, discussing #land #subsidence impact on critical #infrastructure! @vtgeosciences @EOI_lab @UNUINWEH www.businessinsider.com/coastal-prop...

Let the New Year bring peace to your home and joy to your heart. Wishing you a year full of laughter, adventure, and surprises. Here's to 2025—a year to thrive, grow, and shine. May your 2025 be full of love, light, and unforgettable moments.

I was recently interviewed by @CNN to discuss the applicability of #EarthObservation satellite data, particularly #InSAR, for monitoring #critical #infrastructure health and prioritizing #maintenance in #climate change era. edition.cnn.com/2024/12/23/c...

I am so excited to present you with Dr. Leonard Ohenhen ! Many congratulations 👏👏👏 Don't forget, your limit is sky ❤️

*** IGARSS 2025 *** Please consider submitting your papers to this session at IEEE IGARSS. IGARSS 2025:https://2025.ieeeigarss.org/ Abstract submission:https://2025.ieeeigarss.org/Papers/Submission.asp?SessionType=CCS&ID=2108

*** AGU24-Day1 *** Welcome all to #AGU24 of @theAGU! Members of @EOI_lab and @HIRSlab of @vtgeosciences and friends kick off meeting with 6 exciting presentations on some of the most pressing issues of our time. Please consider attending them.

@theAGU, we are coming! Let the fun begin 😀

Excited to be at @DeptofDefense symposium presenting our work on #safeguarding our nations #military installations in #climatechange era using satellite #EarthObservation and #AI technology. @EOI_lab @HIRSlab @VT_Science @vtgeosciences @UNUINWEH

We are looking for a PhD students to join the HIRS lab at Virginia Tech! Are you excited about improving monitoring of (ground) water resources with innovative remote sensing technologies in extreme environments? If yes, consider applying ! @shirzaei.bsky.social sites.google.com/vt.edu/hirs/...

*** NEW PUB ALERT *** A new @UN report prepared by @virginia_tech scientists from @EOI_lab and @HIRSlab of @VT_Science in collaboration with @UNUINWEH: Hurricane Helene Posed a Threat to Over 31,000 Properties with a Combined Value Exceeding $12.5 Billion. Pub: collections.unu.edu/view/UNU:100...

Thanks @vtnews for covering our new @NASA grant in collaboration with #tufts university to harness power #EarthObservation data to improve #resilience in #underserved communities in #Boston. news.vt.edu/articles/202...

*** NEW PAPER ALERT *** Led by Dr. Barnard of @USGS & published in @NatureClimate. In collaboration with @EOI_lab of @VT_Science and several universities, we show that a 1m rise #SL by 2100 will affect over 14M people and $1T property along SE #Atlantic coast. Pub: www.nature.com/articles/s41...

*** HIRING POSTDOCS *** We have two postdoc positions. The subject area is application of space-borne #INSAR in #permafrost monitoring and infrastructure resilience in #Alaska. Please reshare and spread the word. Lab website: eoivt.com Apply here: careers.pageuppeople.com/968/cw/en-us...

Hurricane #Helene impacted #Chesapeake Bay watershed, habitats, and rivers. See this article that I have contributed to @ChesBayJournal to learn more about this impact. Link: www.bayjournal.com/news/climate...

*** RESEARCH SPOTLIGHT *** #Anthropogenic #droughts impact the availability of #surface #water, particularly #lakes. Such changes can modify the #stress field on adjacent #faults, potentially #inducing earthquakes. Mohammad a grad at our lab, studies such links. Keep up the great work!

#Spain's Valencia region grappling with #devastating #flash #floods that have claimed over 200 lives. Unprecedented #rainfall submerged entire towns, leaving thousands without basic necessities. we leverage cutting-edge #AI and #satellite intelligence to create actionable data.

******* WELCOME ***** I am thrilled to welcome Dr. Wen Zhong to Earth Observation and Innovation Lab at Virginia Tech . Dr. Zhong will use #ML and #DL methods to generate scenario-based projections of vertical land motion. Please join me in welcoming Dr. Zhong. Website: EOIvt.com