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  • ecosystems
  • Because these dryland ecosystems are dependent on rainfall pulses for their renewal, understanding the complex effect of ocean conditions may be critical for their management in the future. (pnas.org)
  • This article was partly supported by WISER, Water Bodies in Europe: Integrative Systems to Assess Ecological Status and Recovery (Contract Number 226273), BIOFRESH, Biodiversity of Freshwater Ecosystems: Status, Trends, Pressures, and Conservation Priorities (Contract Number 226874), and REFORM, Restoring Rivers for Effective Catchment Management (Contract Number 282656). (springer.com)
  • His research activities have focused on the fate and effects of trace metals in marine and estuarine ecosystems, the tolerance of organisms to chronic exposure to contaminants, and the application of biomarkers to the assessment of ecotoxicity of emerging contaminants. (routledge.com)
  • May's original model, also published by Nature , sought to challenge the ecological belief that diverse ecosystems were more resistant to perturbations such as invasive species or abrupt climate change. (phys.org)
  • The authors give an overview of the current process of ecological risk assessment for toxic chemicals and of how modeling of populations, ecosystems, and landscapes could improve the status quo. (nhbs.com)
  • Climate Change
  • Such ecological inter-dependencies are seen as interesting to academics and naturalists, but they should be noted by economists too because breaking those links will have serious economic consequences, especially in the context of climate change. (geographical.co.uk)
  • decomposition
  • Chapter 1 investigates nutrient enrichment effect on organic carbon mineralization by sediment microbial respiration rates and above- and below-ground litter decomposition. (uri.edu)
  • Ozone
  • In ecological effects research, there is a rapid increase in the application of passive sampling techniques for measuring ambient ozone (O 3 ) concentrations. (hindawi.com)
  • This document presents the findings of EPA's survey and provisional assessment of studies relevant to assessing the health and ecological effects of O 3 that were published too recently to be included in the 2006 Air Quality Criteria Document for Ozone and Related Photochemical Oxidants. (epa.gov)
  • contaminants
  • Serious health symptoms reported in 1977 by veterans of the Vietnam War spurred both the White House and the Veterans Administration (VA) to institute studies to evaluate the possible long-term health effects of herbicides and contaminants. (encyclopedia.com)
  • His work specifically focuses on (1) the ecological factors regulating contaminant bioaccumulation and trophic transfer, with an emphasis on food web processes and contaminant cycling, (2) land use practices and ecosystem restoration effects on contaminant cycling through food webs, and (3) the sublethal effects of contaminants on individuals and contaminant-induced impairment to reproduction in the wild. (usgs.gov)
  • The FRESC Contaminant Ecology research program evaluates the distribution, movement, and ecological effects of environmental contaminants across the landscape and strives to provide relevant science in support of natural resource conservation, management, and decision making. (usgs.gov)
  • toxic
  • It examines the efficacy of lysosomal biomarkers, immunotoxicity effects, behavioral disturbances, energy metabolism impairments, endocrine disruption measures, and genotoxicity as all indicative of probable toxic effects at higher biological levels. (routledge.com)
  • ecosystem effects
  • Lastly, the project will track potential ecosystem effects of protection from fishing, such as increased coral recruitment and coral cover due to increased herbivorous fish numbers, and reduced incidence of coral disease, due to lower numbers of coral-feeding butterflyfishes inside 'no-take' zones. (edu.au)
  • interactions
  • Considering the different effects to mangrove production by the nutrient enrichment regimes (high vs. intermediate N:P loading), further work is needed to assess N and P interactions that may affect above-ground mangrove production. (uri.edu)
  • Although a few studies have begun to examine neighborhood effects on community interactions, these have not incorporated neighborhood structure as a complementary driver of pairwise interactions within an integrative approach. (frontiersin.org)
  • potentially
  • Biomarkers provide a real possibility of delivering an easily measured marker at a simple level of biological organization that is predictably linked to a potentially ecologically significant effect at higher levels of biological organization. (routledge.com)
  • ecology
  • A commission established in 1970 to study the effects of herbicides on the ecology and population of South Vietnam reported that herbicides had not only destroyed vegetation and food, but 2,4,5-T and its associated dioxin contaminant might possibly have caused birth defects among South Vietnamese people who were exposed to it. (encyclopedia.com)
  • Stable isotope applications to ecosystem energetics, food web ecology, fish and avian foraging ecology, mercury bioaccumulation in aquatic food webs, mercury effects on waterbirds, mercury bioaccumulation in waterbirds, avian reproductive ecology. (usgs.gov)
  • fishes
  • Larger animals such as squid and fishes may also feel the effects of increasing acidity as carbonic acid concentrations rise in their body fluids. (britannica.com)
  • Reviews
  • This book provides a catalog, descriptions And reviews 'Ecological models ranging from statistical extrapolation models to population, Ecosystem and landscape models. (nhbs.com)
  • coastal
  • Monitoring the coupled atmosphere-ocean system may prove to be important in managing and mitigating the effects of large-scale climatic change on coastal drylands in the future. (pnas.org)
  • Increasing trends of nutrient enrichment in tropical coastal waters may have an effect on organic C mineralization by alleviating nutrient limitation of the heterotrophic microbial community, which may lead to a loss of within-stand carbon sequestration. (uri.edu)
  • seen
  • While some effects of marine protected areas can be seen rapidly, there are also long term changes that may develop over 1-2 decades. (edu.au)
  • large
  • Scientific publications on the effects of a large network of marine protected areas. (edu.au)
  • years
  • Surveys of the matched pairs of reefs during the term of the NERP Program will enable the longer-term effects of zoning to be assessed eight and ten years after the new zoning plan came into force. (edu.au)
  • explain
  • They present a classification of ecological models and explain the differences between population, ecosystem, landscape, and toxicity-extrapolation models. (nhbs.com)
  • complex
  • Humanity's social and ecological challenges have become so complex and intertwined that they require interdisciplinary, collaborative knowledge and response, rather than individual research or action. (ucsb.edu)
  • higher
  • Does a change, which affects a few biological macro-molecules, some cells, or a few individuals within a population, have any ecological significance that would allow the prediction of deleterious effects at higher levels of biological organization, namely the population, community, and ultimately the ecosystem? (routledge.com)
  • Linking Lysosomal Biomarkers and Ecotoxicological Effects at Higher Biological Levels. (routledge.com)
  • Nonsteroidal anti-inflammatory drugs, usually abbreviated to NSAIDs or NAIDs, but also referred to as nonsteroidal anti-inflammatory agents/analgesics or nonsteroidal Anti-inflammatory medicines , are drugs with analgesic and antipyretic effects and which have, in higher doses, anti-inflammatory. (absoluteastronomy.com)
  • local
  • This was just as it also raised funds to support a local school and educate the children on the effects of single use plastic on the environment through their annual Fun Day. (vanguardngr.com)
  • marine
  • Provision of updated information to the Great Barrier Reef Marine Park Authority and the Australian community about the developing effects of rezoning the Marine Park in 2004. (edu.au)