Ecologists at the University of Georgia have developed a model showing that public health surveillance data can be used to signal when a disease is approaching eradication. Their research lays the groundwork for a potential new tool in the fight against infectious diseases.
While the rapid emergence of antibiotic-resistant bacteria has prompted the medical community, non-profit organizations, public health officials and the national media to educate the public to the dangers of misusing and overusing antibiotics, the University of Georgia’s J Vaun McArthur is concerned that there’s more to the problem than the misuse of common medications.
Professor James W. Porter is the co-editor of a new book, Diseases of Coral, which provides comprehensive descriptions and information about diagnostic procedures and treatments for coral disease using a uniform vocabulary.
Researchers at the University of Georgia have developed a model for evaluating a potential new strategy in the fight against drug-resistant diseases.
Evidence has been mounting that female monarch butterflies are better at flying and more successful at migration than males, and researchers from the University of Georgia have now come up with an explanation—but not one they expected.
People feeding white ibises at public parks are turning the normally independent birds into beggars, and now researchers at the University of Georgia say it might also be helping spread disease.
A new analysis by Odum School researchers of scientific studies spanning more than two decades has revealed that predators benefit most from eating invasive prey only if their traditional food sources remain intact--that is, if they are able to maintain their usual diet and eat invaders only as an occasional snack.
A new book, Roads and Ecological Infrastructure: Concepts and Applications for Small Animals, edited by UGA ecologist Kimberly Andrews, addresses the impacts of roads on wildlife populations and explores design and mitigation strategies to avoid or reduce conflict with reptiles, amphibians and small mammals.
The University of Georgia has received a five-year, $2.99 million grant from the National Science Foundation to develop an interdisciplinary graduate training program in disease ecology, led by the Odum School's Vanessa Ezenwa.
Odum School professor Alan Covich and alumnus Marcelo Ardón were recognized for outstanding contributions to ecology on Aug. 10 in a ceremony at the centennial annual meeting of the Ecological Society of America in Baltimore.
The time since introduction of a non-native marine species best explains its global range, according to new research by an international team of scientists led by UGA ecologist James E. Byers.
Researchers at Yale University and the University of Georgia have developed and experimentally tested a new mathematical model based on the work of the late Ken Leonard, PhD '10, that helps explain when and where species are likely to outcompete or coexist with one another.
"Monarchs in a Changing World: Biology and Conservation of an Iconic Insect," a new book co-edited by Sonia Altizer, and with chapters by Altizer and Andy Davis, synthesizes the latest scientific research about monarchs and the threats and challenges they face.
UGA study pinpoints the likeliest rodent sources of future human infectious diseases
Researchers at the University of Georgia Odum School of Ecology have developed a way to predict which species of rodents are likeliest to be sources of new disease outbreaks in humans.
More than 350 scientists from around the world will gather in Athens from May 26-29 when the University of Georgia hosts the 13th annual Conference on the Ecology and Evolution of Infectious Diseases. The meeting is co-chaired by the Odum School's Sonia Altizer and Andrew Park.
Craig Osenberg, a professor in the Odum School of Ecology, has been elected a Fellow of the Ecological Society of America. He is the fifth current or former UGA ecology faculty member so honored since the program began in 2012. Ecology alumnus Peter Groffman, PhD '84, was one of three UGA alumni named Fellows this year.
Continued University of Georgia research on the threatened Caribbean reef-building coral, Orbicella faveolata, finds that latitudinal patterns play a key role in the type of symbiotic algae that the coral associates with.
The evolutionary history, body size and geographic range of an animal species are predictors for the diversity of parasites—or disease—that species carries, according to researchers at the UGA Odum School of Ecology.
Scientists at the Georgia Museum of Natural History at the University of Georgia have confirmed the first known occurrence in North America of Nephila clavata, the East Asian Joro spider.
A team of researchers led by University of Georgia ecologist Amy Rosemond reports in the journal Science that nutrient pollution causes a significant loss of forest-derived carbon from stream ecosystems, reducing the ability of streams to support aquatic life.
The Ebola epidemic in Liberia could likely be eliminated by June 2015 if the current high rate of hospitalization and vigilance can be maintained, according to a new model developed by ecologists at the University of Georgia and Pennsylvania State University.
Parasitic worms have been shown to influence how the immune system responds to diseases like HIV and tuberculosis. In a new study of African buffalo, Vanessa Ezenwa has found that de-worming drastically improved an animal’s chances of surviving bovine tuberculosis—but with the consequence of increasing the spread of TB in the population.
A new study coauthored by Jeb Byers and funded by N.H. Sea Grant indicates that parasitic flatworms called trematodes provide a snapshot of the human-influenced factors affecting marshes, as their populations are impacted by the number of roads near a marsh and the amount of nitrogen in the mud. The paper appears in Ecology.
John Drake, an associate professor in the University of Georgia Odum School of Ecology, will use a five-year, $3.18 million grant to develop an early warning system that could help public health officials prepare for—and possibly prevent—infectious disease outbreaks.
Sonia Altizer, a professor and associate dean for academic affairs in the Odum School of Ecology, has been named the University of Georgia Athletic Association Professor in Ecology.
John L. Gittleman, dean of the University of Georgia Odum School of Ecology and UGA Foundation Professor in Ecology, is the co-editor of a new textbook, “Foundations of Macroecology,” published by the University of Chicago Press as part of its Foundations series.
A team of researchers, led by scientists at the University of Chicago and including Odum School Associate Dean Sonia Altizer, has published a study in Nature that reveals unexpected answers to the origins of monarchs and the genetic basis of their best-known traits.
The Odum School's John Drake will participate in a community forum about Ebola and any potential local impacts. The event is organized by the UGA College of Public Health and Athens Regional Medical Center on Sept. 25.
The Odum School's John Gittleman and Patrick Stephens are contributors to a major new study that finds that species are going extinct today 1,000 times faster than during pre-human times—a rate an order of magnitude higher than the previous estimate.
Gene Helfman, a professor emeritus in the University of Georgia Odum School of Ecology, recently received the inaugural Meritorious Teaching Award in Ichthyology from two major scientific societies for the study of fishes.
Discover Life is partnering with National Moth Week, which takes place from July 19-27 this year, to raise awareness about moths and their ecological significance.
New research by UGA ecologists sheds light on exactly what happens to coral during periods of excessively high water temperatures. Their study, published in the journal Limnology and Oceanography, documents a coral bleaching event in the Caribbean in minute detail and sheds light on how it changed a coral’s community of algae—a change that could have long-term consequences for coral health, as bleaching is predicted to occur more frequently in the future.
New tools to collect and share information could help stem the loss of the world’s threatened species, according to a paper published today in the journal Science. The study, by an international team of scientists that included John L. Gittleman, dean of the University of Georgia Odum School of Ecology, was led by Stuart L. Pimm of Duke University and Clinton N. Jenkins of the Instituto de Pesquisas Ecológicas in Brazil.
John L. Gittleman, founding dean of the Odum School of Ecology, has been named the University of Georgia Foundation Professor in Ecology.
James I. Richardson, instructor and undergraduate coordinator in the University of Georgia Odum School of Ecology, recently received the International Sea Turtle Society's Lifetime Achievement Award at the 34th Annual Symposium on Sea Turtle Biology and Conservation in New Orleans.
Animals that migrate long distances are often implicated in the spread of infectious diseases, but there is growing evidence that long-distance migration may actually lower the risks of pathogen transmission in some cases. Ecologists at the University of Georgia have developed a mathematical model that helps explain this pattern across different species.
Catherine Pringle, Distinguished Research Professor in the UGA Odum School of Ecology, has received the Kilham Award from the International Society of Limnology.
Odum School of Ecology faculty members John M. Drake and Andrew W. Park were recognized on April 10 by the University of Georgia Research Foundation for extraordinary accomplishments in research and scholarship.
The authors of a University of Georgia study on global conservation funding have received an inaugural Conservation Science Award from the Royal Society for the Protection of Birds. Lead author Anthony Waldron, a former postdoctoral associate at the UGA Odum School of Ecology now at Oxford University, accepted the award on behalf of his co-authors.
Protecting a county’s natural resources and its fiscal health may seem to be competing goals, but a recent University of Georgia study provides a blueprint for achieving both.
Droughts might be affecting how Georgia’s blackwater rivers process carbon, according to a new study led by Andrew Mehring, PhD '12, while he was at the University of Georgia.
Southeastern forests may look and function differently in the future as more frequent droughts and forest disturbances combine to affect which tree species thrive, according to a new study led by Odum School ecologist Nina Wurzburger.
Researchers at the University of Georgia Odum School of Ecology have developed a new mathematical model that helps to explain how some parasites predominantly associate with one particular host species—but are still capable of infecting other species
A new publication from the University of Georgia River Basin Center will help local governments and community groups develop programs to protect wetlands and the services they provide.
Daniel Streicker, who received his Ph.D. in ecology from the University of Georgia in 2011, has been named the first grand prize winner of the new Science & SciLifeLab Prize for Young Scientists.
Carl F. Jordan, senior research scientist emeritus in the University of Georgia Odum School of Ecology, will present a seminar on his new book, An Ecosystem Approach to Sustainable Agriculture: Energy Use Efficiency in the American South, on Nov. 12 at 4 p.m. in the ecology auditorium.
Odum School assistant professor Rich Shefferson explored theories of plant senescence in a recent special issue of the Journal of Ecology—in particular, the idea that certain plants might be immune from this seemingly universal phenomenon.
Climate change is affecting the spread of infectious diseases worldwide, according to an international team of leading disease ecologists, with serious impacts to human health and biodiversity conservation. Writing in the journal Science, they propose that modeling the way disease systems respond to climate variables could help public health officials and environmental managers predict and mitigate the spread of lethal diseases.
Ecologists at the University of Georgia have discovered complex and surprising relationships between land cover and rates of transmission, illness and death from hemorrhagic disease in white-tailed deer.
A new University of Georgia study has identified the worst and best countries in the world in terms of funding for biodiversity conservation. The study, published in the Proceedings of the National Academy of Sciences, also suggests how funding should change to help achieve the United Nations 2020 goals on reducing extinction.
If University of Georgia ecologist John Pickering has his way, mothing soon will become as popular as birding, a pastime 48 million Americans enjoy annually, according to the U.S. Fish and Wildlife Service.
UGA ecosystem ecologist Nina Wurzburger has received a $1.39 million grant from the Strategic Environmental Research and Development Program of the U.S. Department of Defense in partnership with the U.S. Department of Energy and the U.S. Environmental Protection Agency to study how the soil-based process of nitrogen fixation facilitates recovery from physical disturbances in longleaf pine ecosystems.
The spread of white-nose syndrome, an emerging fungal disease in bats, may be determined by habitat and climate, ecologists at the University of Georgia have found.
The University of Georgia’s Katie Sheehan, a legal fellow with the River Basin Center, has developed a guidebook, “Valuing Conservation Easement Properties: A Guide for Local Tax Assessors,” to help local tax assessors properly value conservation easement properties.
The number of genetic mutations that follow host shifts in rabies virus impacts the speed of disease emergence in new host species, according to new research by ecologists at the University of Georgia and the U.S. Centers for Disease Control and Prevention.
Seven eminent scientists with ties to the University of Georgia—six of whom are affiliated with the Odum School of Ecology—have been named to the inaugural list of Fellows of the Ecological Society of America.
Scientists from the University of Georgia Savannah River Ecology Laboratory have helped to reintroduce a species of toad declared extinct in the wild to its native range—the world’s first reintroduction of an extinct-in-the-wild amphibian.
Judith L. Meyer, distinguished research professor emerita in the UGA Odum School of Ecology, has been awarded the 2010 Naumann-Thienemann medal from the International Society of Limnology.
New research is revealing surprising connections between animal microbiomes—the communities of microbes that live inside animals’ bodies—and animal behavior, according to a paper by University of Georgia ecologist Vanessa O. Ezenwa and her colleagues.
Researchers in the University of Georgia Odum School of Ecology will work with colleagues from universities across the U.S. Sun Belt on a study of water sustainability in the face of climate change and population growth. The four-year projects is supported by a grant from the National Science Foundation.
In the U.S., most human cases of tick-borne Lyme disease occur in the Northeast—with a smaller cluster in the Midwest—even though the bacteria that cause it are equally common in ticks in both regions. A new study by researchers at the University of Georgia Odum School of Ecology, published in the August issue of the journal Epidemics, combines ecology and immunology to offer an explanation for this puzzling disparity.
Model asks if importing a plant is worth the risk of environmental damage, economic costs
Weedy plants, many introduced to the U.S. for sale through plant nurseries, are responsible for extensive environmental damage and economic costs. Researchers at the University of Georgia Odum School of Ecology and the University of California, Davis have developed a “cost-sensitive” model to determine when importing a given plant is worth the risk.
A new study of rabies in vampire bats in Peru has found that culling bats—a common rabies control strategy—does not reduce rates of rabies exposure in bat colonies and may even be counterproductive. The findings may eventually help public health and agriculture officials in Peru develop more effective methods for preventing rabies infections in humans and livestock.
The rate at which rabies virus evolves in bats may depend heavily upon the ecological traits of its hosts, according to researchers at the University of Georgia, the U.S. Centers for Disease Control and Prevention, and KU Leuven in Belgium.
University of Georgia ecologist Jacqueline Mohan has received a $554,000 grant from the National Science Foundation to help develop more accurate predictions about the impacts of climate change on forests. Her project is part of a five-year collaborative effort led by James Clark of Duke University.
Associate Professor Jeb Byers is one of three University of Georgia faculty named recipients of the Richard B. Russell Awards for Excellence in Undergraduate Teaching.
A new paper by researchers from the University of Georgia and Princeton University sheds light on the critical part played by a little-studied element, molybdenum, in the nutrient cycles of tropical forests. Understanding the role of molybdenum may help scientists more accurately predict how tropical forests will respond to climate change. The findings were recently published in the journal PLoS ONE.
Carl Jordan, professor emeritus in the University of Georgia Odum School of Ecology, has received the 2012 Governor’s Agricultural Environmental Stewardship Award for the Northeast Georgia region.
The Feb. 24 episode of Georgia Outdoors, the award-winning Georgia Public Broadcasting television series, featured Odum School of Ecology Associate Professor Jeb Byers.
Winter may be a relatively quiet season for many farmers in the Georgia Piedmont, but not for Carl Jordan, senior research scientist emeritus at the Odum School of Ecology and the founder of Spring Valley EcoFarms, who is busy preparing for his summer-long course in organic agriculture.
Scientists have for the first time measured how fast large-scale evolution can occur in mammals, showing it takes 24 million generations for a mouse-sized animal to evolve to the size of an elephant.
A paper about climate change and marine invasive species, coauthored by Jeb Byers, was recently covered in the journal Nature Climate Change.
Predicting the risk of extinction is a complicated task, especially for species that migrate between breeding and wintering sites. Researchers at the University of Georgia and Tulane University have developed a mathematical model that may make such predictions more accurate. Their work appears in the early online edition of the Royal Society journal Biology Letters.
O.E. (Gene) Rhodes, Jr. has been appointed director of the University of Georgia Savannah River Ecology Laboratory, a world-renowned environmental research facility on the Department of Energy’s protected Savannah River Site near Aiken, S.C.
Carl F. Jordan, professor emeritus in the Odum School of Ecology, and Spring Valley EcoFarms have received the 2011 Conservationist of the Year award from the Oconee River Soil and Water Conservation District.
James W. Porter has been appointed to the International Scientific Advisory Board on Sea-Dumped Chemical Weapons, which advises the group that implements the U.N. Chemical Weapons Convention.
Scientists at Kansas State University, the University of Georgia, and six other collaborating institutions were recently awarded $3.3 million from the National Science Foundation to conduct a-large scale study of how stream organisms influence water quality across North America.
Researchers have found that a species invasion that starts at the upstream edge of its range may have a major advantage over downstream competitors, at least in environments with a strong prevailing direction of water or wind currents.
DiscoverLife.org, an online interactive encyclopedia created by associate professor John Pickering of the University of Georgia Odum School of Ecology, will reach its first billion hits this fall. To celebrate this milestone and plan for the future, the Discover Life staff and collaborators will hold a symposium entitled “Discover Life: The Next Billion Hits” Oct. 7 from noon to 5 p.m. in the ecology school.
Increased seawater temperatures are known to be a leading cause of the decline of coral reefs all over the world. Now, researchers at the University of Georgia have found that extreme low temperatures affect certain corals in much the same way that high temperatures do, with potentially catastrophic consequences for coral ecosystems.
A long-term study investigating how altering nutrient inputs to streams affected forest-dwelling organisms has yielded surprising results: In a paper published in the Online First edition of the journal Oecologia, researchers at the University of Georgia have shown that although nutrient enrichment led to increased production of aquatic insects, streamside predators that depend upon them as a food source did not benefit. In fact, they received significantly less nutrition from aquatic sources than did their counterparts at a similar untreated stream nearby.
Researchers at the University of Georgia have developed a mathematical model showing a link between land cover pattern and the spatial spread of West Nile virus in New York City.
For more than 20 years, the University of Georgia Interdisciplinary Field Program has allowed undergraduate students to learn geology, ecology and anthropology in a coast-to-coast outdoor classroom. This year, the students are sharing their progress by using SPOT, an online GPS tracking tool, which charts their route in real time.
Researchers at the University of Georgia Savannah River Ecology Laboratory have recently followed up on a study originally conducted in the 1970s and found that one of the most ecologically diverse streams in the world has not been negatively impacted by three decades of Department of Energy continued operations.
Professor Paul Hendrix was honored with the Lifetime Professional Achievement Award from the Soil Ecology Society at the group’s biannual meeting, held in British Columbia in May.
Andrew W. Park, assistant professor in the University of Georgia Odum School of Ecology and the College of Veterinary Medicine Department of Infectious Diseases, has been named the recipient of the 2011 John M. Bowen Award for Excellence in Animal/Biomedical Research.
Black-dotted brown moth can strip the leaves off oaks
Researchers at the University of Georgia are tracking an outbreak of caterpillars that can eat and strip the leaves off oak trees, potentially affecting the tree’s health for a year or more. The leaf-eating caterpillars have been confirmed in several counties surrounding Athens, including Clarke, Madison, Oglethorpe and Oconee. They are also possibly in both Barrow and Gwinnett counties, but UGA researchers fear they are also spreading throughout the state.
A University of Georgia Odum School of Ecology researcher studying invasive ladybugs has developed new models that help explain how these insects have spread so quickly and their potential impacts on native species.
Continued research and syntheses by UGA Odum School of Ecology faculty and alumni
To better understand how global changes are altering the loss of carbon from tropical landscapes through rivers, University of Georgia Odum School of Ecology Ph.D. alumnus Chip Small '10 and professor Catherine Pringle are coordinating an effort to synthesize our understanding of these processes.
Professor Alan Covich of the University of Georgia Odum School of Ecology will present a keynote address on “Sediments and Biodiversity: Bridging the Gap between Science and Policy” at an international conference sponsored by the European Sediment Network in Venice, Italy, on April 7, 2011.
A UGA Odum School of Ecology study that enlisted the help of hundreds of citizen scientists from across the U.S. and Canada has found that parasite infections in monarch butterflies increase during the summer breeding season, a finding that could help improve conservation efforts.
It’s a common assumption that animal migration, like human travel across the globe, can transport pathogens long distances, in some cases increasing disease risks to humans. But in a paper just published in the journal Science, researchers in the UGA Odum School of Ecology report that in some cases, animal migrations could actually help reduce the spread and prevalence of disease and may even promote the evolution of less-virulent disease strains.
A team of researchers that includes Odum School postdoctoral associate John Kominoski, Ph.D. '08, has found that the Southeast, with the exception of Florida, does not have enough water capacity to meet its own needs.
In a paper just published in the journal Ecology Letters, ecologists at the University of Georgia Odum School of Ecology and other researchers studying invasive insects report that the success of new gypsy moth populations is partly dependent upon the size of the patch they occupy—information that could eventually help control the spread of the moths and other invasive pests.
Researchers from the University of Georgia Savannah River Ecology Laboratory, writing in the Proceedings of the Royal Society B, suggest that the breeding periods of several salamander and frog species have shifted over the last thirty years, possibly due to changes in temperature and precipitation patterns.