Research on aquatic plant diseases has created environmentally sound methods of control, including using plant pathogens to manage invasive species. The symposium will address the biology, ecology, and control of aquatic plant diseases in freshwater and marine environments.
The June 2005 issue of Frontiers in Ecology and the Environment highlights various ecological concerns, including Chesapeake Bay tributary restoration, community recovery after disturbances, and threats to marine species. Researchers also explore the nutrition link between pathogens and infected hosts.
A recent study published in Ecology Letters explores the complex relationships between biodiversity and ecosystem function. The research reveals that both high and low levels of biodiversity can have negative consequences for ecosystem health, with intermediate levels often being the most beneficial.
Researchers found that alarm pheromone triggers aphids to produce winged offspring and leave their host plant. Applying pulses of alarm pheromone could help reduce damage caused by aphid infestations in European fields.
Alison Galvani, a Yale Assistant Professor, has been awarded the Young Investigators' Prize by the American Society of Naturalists for her groundbreaking research on how evolutionary forces shape interactions between hosts and pathogens. Her work has significant implications for disease control policies and the persistence of diseases.
The conference aimed to incorporate ecological methods into traditional epidemiological studies, exploring how environmental changes influence disease dynamics. Experts emphasized the need for building a bridge between ecology and epidemiology to address emerging pathogens effectively.
Researchers from eight universities and conservation groups compiled a comprehensive database on nationwide river restoration projects, analyzing over 37,000 current projects. The study found that most projects were implemented in the Pacific Northwest or Chesapeake Bay watershed and had median costs of $57,000 in Georgia.
Research reveals a parallel between global forest productivity patterns and tree birth and death rates. In contrast, highly productive tropical forests undergo rapid tree replacement cycles.
The Stanford study used molecular techniques to survey the inhabitants of the lower digestive tract, finding a diverse range of bacterial species. The researchers discovered nearly two-thirds of identified bacteria were novel, highlighting the complexity of the intestinal ecosystem.
Researchers tested genetic diversity on Italian agile frog tadpoles exposed to a North American virus, finding that disease susceptibility paralleled population genetic variability. The study highlights the risks of population bottlenecks and inbreeding and suggests a method for predicting responses to new infectious diseases.
The introduction of foxes to Aleutian Islands led to the transformation of vegetation from lush grasslands to tundra, with a significant impact on seabird populations. Soil phosphorus levels increased by three times in fox-free islands compared to fox-infested islands, reflecting the loss of marine-derived nutrients.
A professor of environmental studies at U of T is bridging the gap between science and religion to address the environmental crisis. He notes that some religious yet ecology-minded Republicans are involved in a campaign against gas-guzzling SUVs, asking Americans to consider more ecologically sensitive cars.
Researchers used high-altitude airborne imaging spectroscopy to identify two invading plant species, Myrica faya and Kahili ginger, in the Hawaii Volcanoes National Park. The study found that these invaders are altering the forest ecosystem by changing leaf nitrogen and water content, with potential domino effects on native species.
The study found that only 10% of the original marshes survived as fully functioning wetlands after extensive drainage and irrigation, but also identified areas with high restoration potential.
In a unique mating ritual, cricket males offer their wings to females during copulation. This 'love bite' keeps the female occupied while the male transfers sperm, gaining a temporary advantage in the mating process.
Parasitized monarch populations are more susceptible to habitat loss and climate change, leading to a decline in migratory populations. The study's findings suggest that long-distance migration can amplify the effects of parasite infections on hosts.
Researchers discover a novel mechanism of heterosis in naturally occurring plant populations. Human actions inadvertently favor heterozygous volunteers, leading to the persistence of high heterozygosity despite inbreeding.
Blast fishing remains a widespread issue despite Indonesia's ban in 1985. To combat this, programs that decrease destructive fishing practices are critical for ecosystem restoration and economic value., Gentle, low-cost care can help restore coral reefs.
Temperate grasslands like the Great Plains suffer from inadequate land protection, with species-rich ecosystems and habitats for imperiled species at risk. Temperate conifer forests in regions like the Northwest U.S. exhibit robust conservation efforts, even amidst relatively low levels of development.
Species diversity varies greatly across tropical and temperate regions due to differing ecological pressures. Higher rates of evolutionary diversification may contribute to observed gradients in richness.
A groundbreaking study reveals a new type of ecosystem born from the intersection of nature and city life. The Phoenix urban ecosystem is characterized by higher abundance of plants and animals due to consistent access to water resources.
The study of Silicibacter pomeroyi's genome reveals that marine bacterioplankton use inorganic compounds for energy, enabling efficient carbon use in low-nutrient oceans. The research also shows the microbe's adaptability to ocean hot spots, rich areas of organic matter.
Researchers found that microbial diversity increases as the area they occupy increases, suggesting a universal law common to all domains of life. The study has significant implications for understanding ecology and biodiversity of tiny organisms.
The loss of gray wolves in western North America has triggered ecological effects on elk populations, beaver, birds, fish, and even tree species, leading to collapsing health of aspen and other vegetation.
The Yale Environmental Journal has been translated into Chinese to promote high-quality scientific research and communication on the global environment. The 'circular economy' is a crucial aspect of China's environmental policy, emphasizing loop closing and recycling to achieve sustainable economic growth.
Marine scientists aim to fill information gaps on coral reef ecosystems to strengthen global management and policy interventions. The assessment focuses on identifying sources of new marine pathogens, reducing inputs, and developing control measures.
UGA researchers are using evolutionary game theory to study the conflict between humans and viruses, aiming to design better responses to viral diseases. The project applies game theory to understand human behavior in response to disease virulence and how viruses respond to treatment.
Dr. Moran's research focuses on the ecology and diversity of coastal bacteria, which influence sulfur emissions, carbon storage, and energy acquisition in marine surface waters and coastal marshes. The award supports her investigation into these processes, shedding light on global climate regulation.
Research published in Journal of Applied Ecology reveals that less than 1% of contaminated carcasses can cause rapid declines in vulture populations. Diclofenac poisoning is identified as the main cause of these declines, which are among the most rapid ever recorded for any wild bird species.
The NSF's Cyber Trust program awards funding for two new centers: the Center for Internet Epidemiology and Defenses and the STIM Center. The former focuses on understanding internet vulnerabilities to prevent malware outbreaks, while the latter explores network interactions to create effective defenses against cyberattacks.
Macroalgae, particularly Halimeda opuntia, triggers a virulent white plague type II disease in corals. The alga is also found to be a reservoir for the causative agent Aurantimonas coralicida.
The National Science Foundation has funded six projects under its Ecology of Infectious Diseases program to understand the ecological and biological mechanisms behind relationships between human-induced environmental changes and infectious disease emergence. The research will focus on understanding disease transmission, unintended heal...
The Baltimore Ecosystem Study (BES) has revealed unexpected patterns and processes in the city's ecosystem, including how plants influence air quality and forest cover affects water quality. Renewed funding will allow researchers to investigate urban ecology discoveries and share findings with educators and decision makers.
Researchers found that even minor temperature shifts in the deep sea can rapidly alter species richness and functional diversity. The study highlights the vulnerability of deep-sea fauna to environmental alteration, providing new insights into climate change's potential consequences.
Researchers found that 70% of collisions occurred on just 7.7% of roads in the study area, highlighting the need for animal-friendly infrastructure. In another case, conservationists in Germany must reduce road mortality to make reintroduction of the Eurasian lynx effective.
The study suggests that the fear of wolves among herbivores influences vegetation growth in Yellowstone. Restoration goals should focus on recovering natural processes, rather than managing specific species. The findings have implications for other regions with similar ecological dynamics.
Researchers found that buffelgrass, an invasive non-native species, grabs water before foothill palo verde trees can, ultimately killing them. The grass reduces the available water to trees, exacerbating drought conditions and causing self-pruning, a natural defense mechanism for the trees.
The Ecological Society of America has awarded a new SEEDS grant to increase diversity in ecology. The program will expand existing activities, including undergraduate research fellowships and field trips, to reach more students from African American, Latino, and Native American communities.
Scientists at Max Planck Institute for Chemical Ecology gained new insights into chemical signaling within plants after herbivore attack, highlighting the value of genetically modifying plants to study complex ecological interactions. Transgenic Nicotiana attenuata plants were found to attract novel herbivore species despite being defe...
Researchers found that climatic factors are the most important determinant of human pathogen distribution, contradicting conventional assumptions about disease control. Understanding ecological links between disease and environment could inform effective preventive strategies.
Research reveals that European trees are limited in their ability to track climate changes, with many species occupying less than half of their suitable range. This limitation is attributed to dispersal restriction, suggesting that most species will struggle to adapt to future warming.
Researchers found that increasing soil depth and volume leads to increased species occupation and complementary biodiversity effects. The study suggests that intercropping may benefit from deeper soils, but soil erosion could reduce these benefits.
A study found that high nutrient levels lead to increased rams horn snail populations, which in turn cause more parasite infections and deformities in frogs. This research may help explain the recent increase in amphibian malformations and suggest control strategies.
A new study published in Ecology Letters suggests that El Niño impacts ecological dynamics in the Northern Hemisphere. The research found concurrent effects of NAO and ENSO on the long-term dynamics of a natural population, including the globally threatened White-headed Duck in Spain.
New and established remote sensing techniques are being used to assess forest structure and estimate biomass. Additionally, data from various sensors are being incorporated into ecosystem process models to track environmental degradation and inform decision-making.
Researchers say broad body of research shows UV-B radiation can cause severe damage to amphibian species from eggs to adults, including retinal damage and blindness. Amphibian declines are linked to multiple causes, but UV-B remains a significant concern.
The Ecological Society of America presents an action plan to address growing environmental challenges globally. The report emphasizes the need for integrating ecological knowledge into policy and management, fostering an ecologically knowledgeable public, and building infrastructure for ecology.
A facultative symbiont is identified in pea aphids associated with host plant specialization, increasing fecundity on clover and failure to survive on alfalfa. Genetic data suggests the aphid genome, not symbiont, causes specialization.
A recent study on a rocky intertidal shore in Washington State discovered an alternative state where mussels replace algal dominated assemblages. The starfish play a key role in controlling mussel distribution and abundance, leading to two possible outcomes: gradual recovery or persistent transformation.
A recent study published in Ecology Letters found that increased atmospheric carbon dioxide can lead to a significant increase in algal productivity, with up to 40% to 50% more growth in nutrient-rich environments. This could result in more severe nuisance blooms, particularly in freshwater and saltwater systems.
Researchers found that partial defoliation stimulates micro-organisms to release more nitrogen in the soil. This increase in nitrogen availability allows certain trees to grow larger leaves and recover from initial damage.
Commercial fishing methods are causing significant damage to Fijian coral reefs. The study highlights the importance of sustainable fishing practices to protect these critical ecosystems.
A recent study reveals a drastic decline in species diversity and productivity of an ecosystem, with significant consequences for the environment. The research highlights the need for conservation efforts to mitigate these effects and preserve biodiversity.
Conservation efforts in Canada are threatened by growing human populations and economic development. Despite these challenges, conservation initiatives continue to focus on preserving biodiversity and ecosystem health.
Researchers at UC Davis suggest using transposons to introduce genes that block malaria in mosquitoes, which could spread through the population via natural selection and eventually eliminate malaria transmission.
Researchers have identified three new Geophagus fish species in South America, shedding light on the region's biodiversity and ecosystem importance. The discoveries add to ongoing efforts to catalog the approximately 4,475 freshwater fish species found in the region.
A recent study found that invasive North American populations of garlic mustard were outcompeted by those from native European populations. This suggests the species has evolved to be less competitive due to a lack of strong competitors in invaded habitats.
Birds in French Guiana have plumage that matches their environment, with colors similar to the canopy and understorey to avoid predators. Ultraviolet is used for conspicuous signals to select mates, with males displaying more patterns than females.
The article discusses the ongoing threat of rabies in Africa and Asia, where dog rabies epidemics hinder control efforts. Mary Warrell highlights the importance of addressing this issue through improved surveillance and vaccination methods.
New studies reveal a significant decline in UK species diversity, with insects, plants, and birds showing declines of up to 70% over 20 years. The findings support the 'Sixth Extinction' hypothesis and highlight the need for environmental policies to mitigate the effects of human activity.