News Archive
Complete archive of lab announcements, field updates, and research news.
WAVES lab members presents at virtual AGU Fall Meeting.
Cascade Tuholske Succesfully Defends Disseration.
With campus shut down and our lives on hold, WAVES lab members stay connected.
AGU is back in San Francisco, and so are WAVES lab members and friends.
WAVES lab students win awards to support dissertation research, science communication, and outreach.
Ryan visited Old Domion University to teach research computing skills in a two day workshop.
NSF WSC grant culminates in deployment of ca. 60 Arable Marks and social surveys involving several universities in Kenya's Mount Kenya region
Ryan is working as a Researcher at Clark Labs to develop the scalable machine learning component of an active learning system to detect smallholder agriculture
The WAVES Lab has two postdoctoral research associate positions available starting in the fall of 2018.
Dr. Kwaw Andam, a research fellow at the International Food Policy Research Institutes's Ghana Strategy Support Program in Accra visited our lab at UCSB to collaborate on an urban food security research project.
The WAVES lab is part of two newly-funded projects focused on climate change and conservation of riparian forests in mediterranean drylands. The projects are led by Michael Singer, and also involve collaborators Dar Roberts At UCSB and John Stella at SUNY-ESF.
Cascade Tuholske contributed to urbanization and urban food security sections in FAO's 2017 State of Food and Agriculture Report.
Water Sustainability Climate work wraps up with close to 60 Arable Marks deployed in Zambia's southern province.
WAVES Lab researchers working at the Mpala Research Center in Kenya were participants in the 6th Annual National Science Week Exhibition at the KICC, in Nairobi.
Cascade was named a Borlaug Fellow in Global Food Security to examine urban food security in Accra, Ghana and Lusaka, Zambia.
Cynthia has been selected as one of nine new fellows out of 949 applications to serve three-year appointments as postdoctoral scholars and assistant professors, beginning this fall.
Natasha was awarded a Fulbright fellowship to Kenya to continue research on smallholder agriculture around Mount Kenya.
It's that time of year again where we all convene in San Francisco for the AGU Fall Meeting!
A new article was published in [Environmental Research Letters](http://iopscience.iop.org/journal/1748-9326) by researchers from the CaylorLab, the Ostrom Workshop at Indiana University and the National Socio-Environmental Synthesis Center.
PhD student Cynthia Gerlein-Safdi was recently awarded a 1-year award from the NASA Jet Propulsion Lab’s Strategic University Research Partnership program!
Mount Kenya is one of the major water towers in Kenya, but with an increase in population and water demand, the pressure on this scare commodity has been on the rise.
Cynthia Gerlein-Safdi just got awarded the Mary and Randall Hack ‘69 Graduate Award by the Princeton Environmental Institute
Caylor Lab alum Frances O'Donnell will be starting this fall as an assistant professor of hydrologic engineering in the Department of Civil Engineering at Auburn University
Kelly Caylor, and Forrest Meggers, assistant professor of architecture and the Andlinger Center for Energy and the Environment, just got selected for a new 'Campus as a Lab' project.
A new article was published by the Stephanie Debats and members of the CaylorLab in Remote Sensing of Environment.
The Caylor Lab and Arable were recently featured in an article from the Princeton Alumni Weekly Magazine.
Elliot Chang's senior thesis on a new method to remove organic contaminants from water samples for isotope analysis was featured today on the CEE department's homepage
Lixin Wang, former member of the EcoHydrology Lab, recently published an article in the journal Nature.
A new Princeton freshman seminar on science, society and food was launched this semester.
The Caylor Lab will once again be taking over the AGU Fall Meeting in a couple of weeks.
This summer Drew Gower traveled to Kenya for a three-week mission wrapping up one project and launching another.
Students from the Turkana Basin Institute Field School recently spent some time at Mpala, learning about the field ecology of African savanna.
Giraffes, elephants, zebras, camels, hippos: check out the splendid views of Mpala that Vinicius Amaral, a research intern this summer, shot from a drone over the past two months.
Last week Lyndon Estes and Kelly Caylor were in Italy to help teach a new course on UAS for Environmental Monitoring.
Adam Wolf from the Caylor Lab, along with researchers at Princeton University and other institutions, just published a new article in Science
Researchers from the Caylor Lab and the University of Indiana's Ostrom Workshop worked with Textit, a company that builds SMS and voice applications, to design a crop failure early warning system for use among African smallholders.
Former lab member Stephen Good just published an article in Science
Lixin Wang, former member of the EcoHydrology Lab, was recently interview to discuss his work on the effects of drought on global production of legumes.
Drew Gower and Kelly Caylor co-authored a paper that was recently published in Ecosphere.
Marcus Spiegel's project, _Modeling Agricultural Expansion in Zambia to Predict and Minimize Tradeoffs_ has been selected for support from the Smith-Newton Scholars Program in the Princeton Environmental Institute
Lyndon Estes is the co-lead author on a paper that was recently published in <em>Nature Climate Change</em> and is currently highlighted on the front page of the journal.
Kaiyu Guan, Kelly Caylor, and Adam Wolf recently published an article in Nature Geoscience and the article is currently on the front page of the journal's website.
Kelly Caylor was on the team that worked for the past year to analyze and improve the AGU Fellows program.
Kelly recently received the third place for the PulsePod at the Keller Center 10th annual Innovation Forum.
Lyndon Estes and Kelly Caylor recently came back from San Jose, where they attended the AAAS 2015 Annual Meeting to convene a session on 'Advances in Earth Observation: Enabling New Insights into Global Environmental Change'.
Kelly and a group of scientists from Princeton University recently published a paper in Science on the influence of termite mounds in dryland ecosystems.
The Caylor Lab will be taking over the AGU Fall Meeting next week.
We recently published a paper in Biogeosciences.
We recently published a paper in <em>Geophysical Research Letters</em> that investigates the relationship between the ratio of transpiration over evapotranspiration (T/ET) and leaf area index (LAI).
This summer, Hilary and her intern Kathy joined Drew and Keita in Laikipia, Kenya to collect data on plant physiological response to water stress.
This summer, Cynthia Gerlein-Safdi and her intern Craig Sinkler spent the summer in the lab in Princeton to conduct an experiment looking at foliar water uptake.
Drew Gower just received a Science to Achieve Results (STAR) Fellowship for Graduate Environmental Study awarded by the Environmental Protection Agency.
We recently published a paper in _Environmental Research Letters_ that examines changes in the water available for growing maize in sub-Saharan Africa between 1979 and 2010.
Stephanie Debats just got awarded the Mary and Randall Hack ‘69 Graduate Award by the Princeton Environmental Institute.
Group members went out to California in June to install sensors in agricultural fields with the goal of realtime monitoring of crop growth and microclimate in control, water limited, and N-limited corn fields.
We are very happy to have been awarded new grants from both NSF and NASA!
Kelly's Field Ecohydrology class at the Mpala Research Center was recently highlighted on the National Science Foundation website
The Mpala Research Center just launched Mpala Live!, an interactive website featuring a round-the-clock view of the hippos, elephants, and other incredible species that frequent Hippo Pools.
Stephanie Debats and Cynthia Gerlein-Safdi both received awards from the Princeton Environmental Institute.
Cynthia Gerlein just received NASA Earth and Space Science Fellowship (NESSF).
Eric Principato is starting to work in the Caylor Lab as the lab mechanical engineer for Dr. Lyndon Estes.
Elliot Chang</a>'s project, _The Use of Alginate and Chitosan to Purify Leaf Distillates of Organic Contaminants_ has been selected for support from the Smith-Newton Scholars Program in the Princeton Environmental Institute.
Global change research in the fields of ecology and conservation biology primarily focuses on how changing climatic variables will directly impact species and ecosystems.
Stephanie Debats and Drew Gower attended a modeling workshop series through SESYNC in Annapolis, Maryland.
Adam presented a talk to Strata NYC last week.
We had the pleasure of hosting Dr. Thomas Fuchs from the Jet Propulsion Lab on October 2nd and 3rd.
We are very proud that we were recently awarded two separate 1-year awards from the Jet Propulsion Lab's Strategic University Research Partnership program!
Stephanie just came back from the 1st Global Food Security Conference, held in Noordwijkerhout, The Netherlands from Sept. 29th to Oct. 2nd.
Earlier today, Kaiyu successfully defended his PhD thesis on hydrological variability on vegetation seasonality, productivity and composition in tropical ecosystems of Africa.
Jackie Jones, a rising senior at Lawrenceville High School, spent her summer working with Adam on photosynthesis of different species.
"Climate change must not blow conservation off course", by Morgan Tingley, Lyndon, and David Wilcove was published in the comment section of this week's _Nature_.
"Projected climate impacts to South African maize and wheat production in 2055: A comparison of empirical and mechanistic modeling approaches", written by Lyndon and co-authored by Stephanie, has been accepted by Global Change Biology.
What are the members of the lab up to this summer?
Over the past week, Kelly, Adam, Molly, Cynthia, and the undergraduate students who will be working in the lab this summer all took a two-days long tree climbing class.
Frances and Cynthia attended the AGU Meeting of the Americas, held in Cancun, Mexico from May 14th to May 17th 2013.
A chapter of Steve Good's dissertation – Analytical expressions of variability in ecosystem structure and function obtained from three-dimensional stochastic vegetation modelling – has just been published in the Proceedings of the Royal Society, Series A.
Molly attended the Open Source Hardware Documentation Jam this past weekend at NYU.
Stephanie was just awarded a PEI-STEP fellowship!
Cynthia was up in NYC on Thursday, April 18th for the NYC Girls Computer Science and Engineering Conference.
An article, "Ecosystem-scale spatial heterogeneity of stable isotopes of soil nitrogen in African savannas", written by Lixin Wang has been published in Landscape Ecology.
An article written by Lixin Wang has been published in Geochimica et Cosmochimica Acta.
Two articles authored by members of our lab are appearing in the March 2013 issue of Ecosphere, a relatively new on-line only and open-access journal published by the Ecological Society of America.
A review article led by Lixin Wang on issues related to dryland ecohydrology and an educational article by Lizzie King, Frances O’Donnell and Kelly on teaching hydrological sciences within a socio-ecological framework have both been accepted in Hydrology and Earth System Science.
Stephen’s article, 'Error estimates in the assessment of the isotopic composition of surface fluxes: A direct comparison of techniques using laser-based water vapor isotope analyzers' has just been accepted for publication in JGR-Atmospheres.
A review article led by Keir Soderberg on methods for soil water vapor isotopic characterization and analysis has just been accepted for publication in Vadose Zone Journal.
An article based on our studies of root structure in the Kalahari desert has been accepted in PLoS ONE.
A research article written by Trenton Franz et al., has been accepted for publication in Water Resources Research.
A research article written by Lixin Wang, Stephen Good, Kelly, and Lucas Cernusak will soon appear in the journal Agricultural and Forest Meteorology.
Our 2nd COSMOS probe is now operational at our flux tower site located at the Mpala Research Center in central Kenya.
In August and September, the Caylor Lab in Kenya hosted [Dave Breshears](http://ag.arizona.edu/research/breshears/) from the University of Arizona during his sabbatical trip around the globe.
We’ve just gotten news that an article written by Lizzie King (along with co-authors Trenton Franz, and Kelly) has been accepted for publication in the journal Ecohydrology.
Our first of two COSMOS probes (and the first probe deployed in Africa) is now operational at our flux tower site located at the Mpala Research Center in central Kenya.
Last month Stephanie, Diana, and Molly were in Zambia deploying a suite of rain gauges and soil moisture probes as part of our NSF-funded collaboration on climate, resilience, and food security with Tom Evans at Indiana University and the Zambia Agricultural Research Institute.
From June through August 2011 the Caylor Lab in Kenya hosted three undergraduate interns from the Princeton Environmental Institute’s Grand Challenges Internship Program
We have just received support from NASA’s Interdisciplinary Science program to examine multiscale effects of fire on long-term climate and precipitation.
Our group has been awarded funding from the National Science Foundation for a new project.
ostdoctoral Research Associate Lizzie King has accepted an Assistant Professor position in Ecosystem Management at the University of Georgia in the Odum School of Ecology.
Kelly is a co-convener for four sessions at the 2011 Annual Meeting of the American Geophysical Union in San Francisco, CA.
A commentary written by Lizzie King and Kelly will soon appear in the journal Ecohydrology.
Our research and teaching in Kenya is affiliated with the Princeton Grand Challenges Program. A summary of that work is now presented on the Grand Challenges web page.
An article authored by Ignacio Rodriguez-Iturbe, Kelly, and Andrea Rinaldo has just been published in the Proceedings of the National Academy of Sciences
Graduating CEE major and long-time group member Molly O’Connor has been awarded the 2011 Christine Traml Prize.
The Caylor group has received support from the Princeton Global Collaborative Network Fund to develop an integrated approach to investigating climate change impacts on food security in sub-Saharan Africa and China
Kelly’s research is highlighted in a new video from NBClearn.com on climate change and crops
An article authored by Trenton Franz in collaboration with colleagues at Princeton and Rutgers has been published in Vadose Zone Journal.
> *Franz, T., Nolan, J., Nordbotten, J., Caylor, K.K., Slayter, L. (2011) “Quantifying transient soil moisture dynamics using multi-point direct-current resistivity in homogeneous sand,” Vadose Zone Journal, vol. 10, doi:10.2136/vzj2010.0031. Direct measurements of soil moisture are extremely diffi...
Lixin will soon be leaving the Caylor group for a trip around the sun in the southern hemisphere at UNSW in Sydney, Australia
A research article by Lixin Wang and coauthored by group members Frances O’Donnell, Stephen Good, Trenton Franz, and Kelly has just been accepted for publication Ecohydrology.
Holden Grey Caylor became the newest, youngest, and smallest member of the Caylor group last month.
Our group is beginning a new research program regarding links between climate variability, social decision making, and resilience in subsistence dryland agricultural communities of southern and eastern Zambia
Keir Soderberg has recently joined the Princeton EcoHydrology Lab as a postdoctoral research associate.
A research letter authored by Lizzie King and Kelly has just been published in New Phytologist.
An article authored by Lixin Wang has been published in Geophysical Research Letters. The manuscript provides an experimental verification of the utility of stable isotopes to detect shifts in evapotranspiration partitioning.
Our NSF-funded ecohydrological observatory is now up an running at the Mpala Research Center in central Kenya.
An article by Ph.D. candidate Trenton Franz that uses ecohydrological optimality theories to predict woody species distribution in central Kenya has been published in Advances in Water Resources.
The American Geophysical Union has selected Kelly as the inaugural recipient of the Early Career Award in Hydrology.
Our group has been awarded a seed grant through Princeton University’s 'Grand Challenges' program.
An article examining the impact of infiltration excess flow on models of soil moisture and plant water stress has been published in the journal Ecohydrology
An article examining the role of P availability on plant nutrition and above ground herbaceous productivity has been published in the Journal of Arid Environments
During Sep 18-Oct 29, 2008, Lixin Wang stayed at Biosphere 2 (University of Arizona) to collaborate with Juan Villegas, Travis Huxman and David Breshears in their project to see how vegetation cover determines relative contribution of transpiration and evapotranspiration to total evapotranspiration.
An article examining nutrient limitations on grass productivity in water-limited ecosystems is published in Plant & Soil
Kelly has received the E. Lawrence Keyes, Jr. / Emerson Electric Co. Faculty Advancement Award from the School of Engineering.
Our group has received support from an award from the Office of International Science and Engineering at the National Science Foundation.
Kelly has received a prestigious and highly competitive National Science Foundation CAREER grant.
Li-Cor Biosciences has awarded the Caylor Lab with a Li-Cor 6400XT Photosynthesis Analyzer system to support inquiry-based learning in Princeton’s Undergraduate Semester in Kenya courses.
Kelly is on the program committee at the upcoming AGU Chapman Conference in Ecohydrology.
Trenton has received the Outstanding Student Paper Award,for his presentation at the 2008 Fall Meeting in San Francisco.
Lixin will present a talk titled “Integrating hydrology and biogeochemistry in drylands: the Kalahari Transect as a model ecosystem” at the EGU general assembly meeting on Monday the 20th of April, 2009.
An article authored by Kelly, Todd Scanlon at the University of Virginia, and Ignacio Rodriguez-Iturbe (Princeton University) has just been published in Water Resources Research.
An article authored by Lixin Wang is appearing in the most recent issue of Geoderma.
Alex will present a talk about his research for the brown bag series in the Department of Civil and Environmental Engineering.
Two articles by our group on sap velocity measurements have been published in the March 2009 issue of Agricultural and Forest Meteorology.
Lixin will present a brown bag seminar in the Department of Civil and Environmental Engineering.
The Ecohydrology lab group was pleased to host David Robinson for a visit to Princeton University.
Ph.D. student Trenton Franz has begun a new experiment to investigate the potential of sub-surface gravity driven mounds to contribute to hillslope water balance in sites with many macropores and a high degree of soil bioturbation.
Our group’s first manuscript using the LGR Water Vapor Isotope Analyzer has been accepted for publication in the journal 'Rapid Communications in Mass Spectrometry'.
Our group gave three presentations at this fall’s AGU meeting.
Kelly was invited to give a talk at the 2008 SSSA Meeting in Houston, TX.
The newest member of our group is Stephen Good, who is beginning work on a Ph.D.
Members of our group gave two presentations at the Ecological Society of America meeting in Milwaukee, WI.
Trenton Franz, a fourth-year graduate student in civil and environmental engineering, studies hydrology through the Ewaso Water Project, the field research component of the Water, Savannas and Society Project.
During July 5-Sep 5, 2008, Lixin Wang worked at Morgan-Monroe State Forest Ameriflux tower site.
Trenton Franz and Alex Lester put together a series of photos and display text as part of a new art exhibit that is now on display in the E-quad café.
Two (i.e. both) members of the former ecohydrology group at Indiana University presented their Masters thesis research at the 2008 AAG meeting in Boston, MA.
![Conference Logo](){: .align-left} Kelly will serve as the moderator of a panel discussion on “Eco-friendly Development” in Africa and the tradeoffs that exist between development and conservation in many African nations. <!--more-->The discussion is part of the two-day Princeton Colloquium on Pub...
The first presentation ever given by one of our group’s students occurred at this fall’s AGU Meeting!
The December 2007 issue of JGR-Biogeosciences contains an article that Kelly co-authored with Paolo D’Odorico, Greg Okin, and Todd Scanlon.
This week’s issue of Nature magazine contains an article authored by Todd Scanlon, Kelly, Ignacio Rodriguez-Iturbe and Simon Levin.
An article Kelly co-authored with Christelle Hély and others was published on-line in the journal Ecosystems today.
Along with Greg Okin (UCLA, Department of Geography), Paolo D’Odorico (UVA, Department of Environmental Sciences), Natalie Mladenov (University of Colorado, Bolder), we have just been awarded a grant from NSF’s Division of Ecological Biology.
Kelly was invited to give a talk at the 2007 AGU Joint Assembly.
Julianno Sambatti and Kelly published an article in New Phytologist.
Group members Trenton Franz, Alex Lester, and Lizzie King are off on a 3 week field campaign to install runoff experiment at Koija Group Ranch.
![Mt. Kenya](){: .align-left} Trenton Franz and Kelly Caylor are spending 2 weeks field campaign to central Kenyan highlands. <!--more-->The trip is a sort of "fact-finding" expedition, since neither Kelly or Trenton have been to Kenya before. We will be hosted by the Mpala Research Center, which i...
Kelly is a co-convenor for two sessions at the 2005 Annual Meeting of the American Geophysical Union in San Francisco, CA.'