15 results on '"Gibbons, D.W."'
Search Results
2. The Effect of Suspended particles on the Rate of Mass Transfer to a Rotating Cylinder Electrode
- Author
-
Gibbons, D.W.
- Published
- 1990
3. One hundred priority questions for landscape restoration in Europe
- Author
-
Ockendon, N., Thomas, D.H.L., Cortina, J., Adams, W.M., Aykroyd, T., Barov, B., Boitani, L., Bonn, Aletta, Branquinho, C., Brombacher, M., Burrell, C., Carver, S., Crick, H.Q.P., Duguy, B., Everett, S., Fokkens, B., Fuller, R.J., Gibbons, D.W., Gokhelashvili, R., Griffin, C., Halley, D.C., Hotham, P., Hughes, F.M.R., Karamanlidis, A.A., McOwen, C.J., Miles, L., Mitchell, R., Rands, M.R.W, Roberts, J., Sandom, C.J., Spencer, J.W., ten Broeke, E., Tew, E.R., Thomas, C.D., Timoshyna, A., Unsworth, R.F.K., Warrington, S., Sutherland, W.J., Ockendon, N., Thomas, D.H.L., Cortina, J., Adams, W.M., Aykroyd, T., Barov, B., Boitani, L., Bonn, Aletta, Branquinho, C., Brombacher, M., Burrell, C., Carver, S., Crick, H.Q.P., Duguy, B., Everett, S., Fokkens, B., Fuller, R.J., Gibbons, D.W., Gokhelashvili, R., Griffin, C., Halley, D.C., Hotham, P., Hughes, F.M.R., Karamanlidis, A.A., McOwen, C.J., Miles, L., Mitchell, R., Rands, M.R.W, Roberts, J., Sandom, C.J., Spencer, J.W., ten Broeke, E., Tew, E.R., Thomas, C.D., Timoshyna, A., Unsworth, R.F.K., Warrington, S., and Sutherland, W.J.
- Abstract
We present the results of a process to attempt to identify 100 questions that, if answered, would make a substantial difference to terrestrial and marine landscape restoration in Europe. Representatives from a wide range of European governmental and non-governmental conservation organisations, universities, independent ecologists and land managers compiled 677 questions relating to all aspects of European landscape restoration for nature and people. The questions were shortlisted by an email vote, followed by a two-day workshop, to produce the final list of 100 questions. Many of the final questions evolved through a process of modification and combination as the workshop progressed. The questions are divided into eight sections: conservation of biodiversity; connectivity, migration and translocations; delivering and evaluating restoration; natural processes; ecosystem services; social and cultural aspects of restoration; policy and governance; and economics. We anticipate that these questions will help identify new directions for researchers and policy-makers and assist funders and programme managers in allocating funds and planning projects, resulting in improved understanding and implementation of landscape-scale ecological restoration in Europe.
- Published
- 2018
4. Rare species, the coincidence of diversity hotspots and conservation strategies
- Author
-
Prendergast, J.R., Quinn, R.M., Lawton, J.H., Eversham, B.C., and Gibbons, D.W.
- Subjects
Biological diversity conservation -- Methods ,Endangered species -- Protection and preservation ,Environmental issues ,Science and technology ,Zoology and wildlife conservation - Abstract
A study was conducted to investigate the degree to which there is a coincidence of the varied taxa in species-rich areas, and whether there are subsistent number of unique species in these areas. The data for this study included British plants and animals maintained by the Biological Research Centre (BRC) and the British Trust for Ornithology (BTO). The results showed that there was no coincidence for varied taxa in the species-rich areas and that there were no unique species in these areas.
- Published
- 1993
5. Regional IUCN Red Listing: the Process as Applied to Birds in the United Kingdom
- Author
-
Eaton, M.A., Gregory, R.D., Noble, D.G., Robinson, J.A., Hughes, J., Procter, D., Brown, A.F., and Gibbons, D.W.
- Subjects
Birds, Protection of -- Methods ,Birds, Protection of -- Management ,Birds, Protection of -- Evaluation ,Endangered species -- Research ,Endangered species -- Protection and preservation ,Company business management ,Environmental issues ,Zoology and wildlife conservation ,International Union for Conservation of Nature and Natural Resources -- Aims and objectives ,International Union for Conservation of Nature and Natural Resources -- Management - Abstract
The article evaluates the efficacy of guidelines created by the International Union for the Conservation of Nature and Natural Resources for assessing a species' risk of extinction on a regional level. Using United Kingdom bird species as an illustration, it was found that the guidelines rely too heavily on subjective interpretation, especially regarding extralimital populations.
- Published
- 2005
6. Systemic insecticides (neonicotinoids and fipronil): trends, uses, mode of action and metabolites: Environmental Science and Pollution Research
- Author
-
Simon-Delso, N., Amaral-Rogers, V., Belzunces, L.P., Bonmatin, J.M., Chagnon, M., Downs, C., Furlan, L., Gibbons, D.W., Giorio, C., Girolami, V., Goulson, D., Kreutzweiser, D.P., Krupke, C.H., Liess, M., Long, E., McField, M., Mineau, P., Mitchell, E.A.D., Morrissey, C.A., Noome, D.A., Pisa, L., Settele, J., Stark, J.D., Tapparo, A., Van Dyck, H., Van Praagh, J., Van der Sluijs, J.P., Whitehorn, P.R., Wiemers, M., and Environmental Sciences
- Subjects
Systemic insecticides ,Metabolites ,Neonicotinoid ,Agriculture ,Fipronil ,Trends ,Mechanism of action ,Seed treatment - Abstract
Since their discovery in the late 1980s, neonicotinoid pesticides have become the most widely used class of insecticides worldwide, with large-scale applications ranging from plant protection (crops, vegetables, fruits), veterinary products, and biocides to invertebrate pest control in fish farming. In this review, we address the phenyl-pyrazole fipronil together with neonicotinoids because of similarities in their toxicity, physicochemical profiles, and presence in the environment. Neonicotinoids and fipronil currently account for approximately one third of the world insecticide market; the annual world production of the archetype neonicotinoid, imidacloprid, was estimated to be ca. 20,000 tonnes active substance in 2010. There were several reasons for the initial success of neonicotinoids and fipronil: (1) there was no known pesticide resistance in target pests, mainly because of their recent development, (2) their physicochemical properties included many advantages over previous generations of insecticides (i.e., organophosphates, carbamates, pyrethroids, etc.), and (3) they shared an assumed reduced operator and consumer risk. Due to their systemic nature, they are taken up by the roots or leaves and translocated to all parts of the plant, which, in turn, makes them effectively toxic to herbivorous insects. The toxicity persists for a variable period of time— depending on the plant, its growth stage, and the amount of pesticide applied. Awide variety of applications are available, including the most common prophylactic non-Good Agricultural Practices (GAP) application by seed coating. As a result of their extensive use and physicochemical properties, these substances can be found in all environmental compartments including soil, water, and air. Neonicotinoids and fipronil operate by disrupting neural transmission in the central nervous system of invertebrates. Neonicotinoids mimic the action of neurotransmitters, while fipronil inhibits neuronal receptors. In doing so, they continuously stimulate neurons leading ultimately to death of target invertebrates. Like virtually all insecticides, they can also have lethal and sublethal impacts on non-target organisms, including insect predators and vertebrates. Furthermore, a range of synergistic effects with other stressors have been documented. Here, we review extensively their metabolic pathways, showing how they form both compound-specific and common metabolites which can themselves be toxic. These may result in prolonged toxicity. Considering their wide commercial expansion, mode of action, the systemic properties in plants, persistence and environmental fate, coupled with limited information about the toxicity profiles of these compounds and their metabolites, neonicotinoids and fipronil may entail significant risks to the environment. A global evaluation of the potential collateral effects of their use is therefore timely. The present paper and subsequent chapters in this review of the global literature explore these risks and show a growing body of evidence that persistent, low concentrations of these insecticides pose serious risks of undesirable environmental impacts.
- Published
- 2015
7. Conclusions of the Worldwide Integrated Assessment on the risks of neonicotinoids and fipronil to biodiversity and ecosystem functioning: Environmental Science and Pollution Research
- Author
-
van der Sluijs, J.P., Amaral-Rogers, V., Belzunces, L.P., Bijleveld van Lexmond, M.F.I.J., Bonmatin, J-M., Chagnon, M., Downs, C.A., Furlan, L., Gibbons, D.W., Giorio, C., Girolami, V., Goulson, D., Kreutzweiser, D.P., Krupke, C., Liess, M., Long, E., McField, M., Mineau, P., Mitchell, E.A.D., Morrissey, C.A., Noome, D.A., Pisa, L., Settele, J., Simon-Delso, N., Stark, J.D., Tapparo, A., Van Dyck, H., van Praagh, J., Whitehorn, P.R., Wiemers, M., and Environmental Sciences
- Abstract
The side effects of the current global use of pesticides on wildlife, particularly at higher levels of biological organization: populations, communities and ecosystems, are poorly understood (Köhler and Triebskorn 2013). Here, we focus on one of the problematic groups of agrochemicals, the systemic insecticides fipronil and those of the neonicotinoid family. The increasing global reliance on the partly prophylactic use of these persistent and potent neurotoxic systemic insecticides has raised concerns about their impacts on biodiversity, ecosystem functioning and ecosystem services provided by a wide range of affected species and environments. The present scale of use, combinedwith the properties of these compounds, has resulted in widespread contamination of agricultural soils, freshwater resources, wetlands, non-target vegetation and estuarine and coastal marine systems, which means that many organisms inhabiting these habitats are being repeatedly and chronically exposed to effective concentrations of these insecticides.
- Published
- 2015
8. Systemic insecticides (neonicotinoids and fipronil): trends, uses, mode of action and metabolites: Environmental Science and Pollution Research
- Author
-
Environmental Sciences, Simon-Delso, N., Amaral-Rogers, V., Belzunces, L.P., Bonmatin, J.M., Chagnon, M., Downs, C., Furlan, L., Gibbons, D.W., Giorio, C., Girolami, V., Goulson, D., Kreutzweiser, D.P., Krupke, C.H., Liess, M., Long, E., McField, M., Mineau, P., Mitchell, E.A.D., Morrissey, C.A., Noome, D.A., Pisa, L., Settele, J., Stark, J.D., Tapparo, A., Van Dyck, H., Van Praagh, J., Van der Sluijs, J.P., Whitehorn, P.R., Wiemers, M., Environmental Sciences, Simon-Delso, N., Amaral-Rogers, V., Belzunces, L.P., Bonmatin, J.M., Chagnon, M., Downs, C., Furlan, L., Gibbons, D.W., Giorio, C., Girolami, V., Goulson, D., Kreutzweiser, D.P., Krupke, C.H., Liess, M., Long, E., McField, M., Mineau, P., Mitchell, E.A.D., Morrissey, C.A., Noome, D.A., Pisa, L., Settele, J., Stark, J.D., Tapparo, A., Van Dyck, H., Van Praagh, J., Van der Sluijs, J.P., Whitehorn, P.R., and Wiemers, M.
- Published
- 2015
9. Conclusions of the Worldwide Integrated Assessment on the risks of neonicotinoids and fipronil to biodiversity and ecosystem functioning: Environmental Science and Pollution Research
- Author
-
Environmental Sciences, van der Sluijs, J.P., Amaral-Rogers, V., Belzunces, L.P., Bijleveld van Lexmond, M.F.I.J., Bonmatin, J-M., Chagnon, M., Downs, C.A., Furlan, L., Gibbons, D.W., Giorio, C., Girolami, V., Goulson, D., Kreutzweiser, D.P., Krupke, C., Liess, M., Long, E., McField, M., Mineau, P., Mitchell, E.A.D., Morrissey, C.A., Noome, D.A., Pisa, L., Settele, J., Simon-Delso, N., Stark, J.D., Tapparo, A., Van Dyck, H., van Praagh, J., Whitehorn, P.R., Wiemers, M., Environmental Sciences, van der Sluijs, J.P., Amaral-Rogers, V., Belzunces, L.P., Bijleveld van Lexmond, M.F.I.J., Bonmatin, J-M., Chagnon, M., Downs, C.A., Furlan, L., Gibbons, D.W., Giorio, C., Girolami, V., Goulson, D., Kreutzweiser, D.P., Krupke, C., Liess, M., Long, E., McField, M., Mineau, P., Mitchell, E.A.D., Morrissey, C.A., Noome, D.A., Pisa, L., Settele, J., Simon-Delso, N., Stark, J.D., Tapparo, A., Van Dyck, H., van Praagh, J., Whitehorn, P.R., and Wiemers, M.
- Published
- 2015
10. Conclusions of the Worldwide Integrated Assessment on the risks of neonicotinoids and fipronil to biodiversity and ecosystem functioning
- Author
-
Van der Sluijs, J.P., Amaral-Rogers, V., Belzunces, L.P., Bijleveld van Lexmond, M.F.I.J., Bonmatin, J.M., Chagnon, M., Downs, C.A., Furlan, L., Gibbons, D.W., Giorio, C., Girolami, V., Goulson, D., Kreutzweiser, D.P., Krupke, C., Liess, Matthias, Long, E., McField, M., Mineau, P., Mitchell, E.A.D., Morrissey, C.A., Noome, D.A., Pisa, L., Settele, Josef, Simon-Delso, N., Stark, J.D., Tapparo, A., Van Dyck, H., Van Praagh, J., Whitehorn, P.R., Wiemers, Martin, Van der Sluijs, J.P., Amaral-Rogers, V., Belzunces, L.P., Bijleveld van Lexmond, M.F.I.J., Bonmatin, J.M., Chagnon, M., Downs, C.A., Furlan, L., Gibbons, D.W., Giorio, C., Girolami, V., Goulson, D., Kreutzweiser, D.P., Krupke, C., Liess, Matthias, Long, E., McField, M., Mineau, P., Mitchell, E.A.D., Morrissey, C.A., Noome, D.A., Pisa, L., Settele, Josef, Simon-Delso, N., Stark, J.D., Tapparo, A., Van Dyck, H., Van Praagh, J., Whitehorn, P.R., and Wiemers, Martin
- Abstract
The side effects of the current global use of pesticides on wildlife, particularly at higher levels of biological organization: populations, communities and ecosystems, are poorly understood (Köhler and Triebskorn 2013). Here, we focus on one of the problematic groups of agrochemicals, the systemic insecticides fipronil and those of the neonicotinoid family. The increasing global reliance on the partly prophylactic use of these persistent and potent neurotoxic systemic insecticides has raised concerns about their impacts on biodiversity, ecosystem functioning and ecosystem services provided by a wide range of affected species and environments. The present scale of use, combined with the properties of these compounds, has resulted in widespread contamination of agricultural soils, freshwater resources, wetlands, non-target vegetation and estuarine and coastal marine systems, which means that many organisms inhabiting these habitats are being repeatedly and chronically expose ...
- Published
- 2014
11. Systemic insecticides (neonicotinoids and fipronil): trends, uses, mode of action and metabolites
- Author
-
Simon-Delso, N., Amaral-Rogers, V., Belzunces, L.P., Bonmatin, J.M., Chagnon, M., Downs, C.A., Furlan, L., Gibbons, D.W., Giorio, C., Girolami, V., Goulson, D., Kreutzweiser, D.P., Krupke, C.H., Liess, Matthias, Long, E., McField, M., Mineau, P., Mitchell, E.A.D., Morrissey, C.A., Noome, D.A., Pisa, L., Settele, Josef, Stark, J.D., Tapparo, A., Van Dyck, H., Van Praagh, J., Van der Sluijs, J.P., Whitehorn, P.R., Wiemers, Martin, Simon-Delso, N., Amaral-Rogers, V., Belzunces, L.P., Bonmatin, J.M., Chagnon, M., Downs, C.A., Furlan, L., Gibbons, D.W., Giorio, C., Girolami, V., Goulson, D., Kreutzweiser, D.P., Krupke, C.H., Liess, Matthias, Long, E., McField, M., Mineau, P., Mitchell, E.A.D., Morrissey, C.A., Noome, D.A., Pisa, L., Settele, Josef, Stark, J.D., Tapparo, A., Van Dyck, H., Van Praagh, J., Van der Sluijs, J.P., Whitehorn, P.R., and Wiemers, Martin
- Abstract
Since their discovery in the late 1980s, neonicotinoid pesticides have become the most widely used class of insecticides worldwide, with large-scale applications ranging from plant protection (crops, vegetables, fruits), veterinary products, and biocides to invertebrate pest control in fish farming. In this review, we address the phenyl-pyrazole fipronil together with neonicotinoids because of similarities in their toxicity, physicochemical profiles, and presence in the environment. Neonicotinoids and fipronil currently account for approximately one third of the world insecticide market; the annual world production of the archetype neonicotinoid, imidacloprid, was estimated to be ca. 20,000 tonnes active substance in 2010. There were several reasons for the initial success of neonicotinoids and fipronil: (1) there was no known pesticide resistance in target pests, mainly because of their recent development, (2) their physicochemical properties included many advantages over previous generations of insecticides (i.e., organophosphates, carbamates, pyrethroids, etc.), and (3) they shared an assumed reduced operator and consumer risk. Due to their systemic nature, they are taken up by the roots or leaves and translocated to all parts of the plant, which, in turn, makes them effectively toxic to herbivorous insects. The toxicity persists for a variable period of time—depending on the plant, its growth stage, and the amount of pesticide applied. A wide variety of applications are available, including the most common prophylactic non-Good Agricultural Practices (GAP) application by seed coating. As a result of their extensive use and physicochemical properties, these substances can be found in all environmental compartments including soil, water, and air. Neonicotinoids and fipronil operate by disrupting neural transmission in the central nervous system of invertebrates. Neonicotinoids mimic the action of neurotransmitters, while fipronil inhibits neuronal recepto
- Published
- 2014
12. State of nature
- Author
-
Burns, F., Eaton, M.A., Gregory, R.D., Al Fulaij, N., August, T., Biggs, J., Bladwell, S., Brereton, T.M., Brooks, D.R., Clubbe, C., Dawson, J., Dunn, E., Edwards, B., Falk, S.J., Gent, T., Gibbons, D.W., Gurney, M., Haysom, K.A., Henshaw, S., Hodgetts, N.G., Isaac, N., McLaughlin, M., Musgrove, A.J., Noble, D.G., O’Mahony, E., Pacheco, M., Roy, D., Sears, J., Shardlow, M., Stringer, C., Taylor, A., Thompson, P., Walker, K.J., Walton, P., Willing, M.J., Wilson, J., Wynde, R., Burns, F., Eaton, M.A., Gregory, R.D., Al Fulaij, N., August, T., Biggs, J., Bladwell, S., Brereton, T.M., Brooks, D.R., Clubbe, C., Dawson, J., Dunn, E., Edwards, B., Falk, S.J., Gent, T., Gibbons, D.W., Gurney, M., Haysom, K.A., Henshaw, S., Hodgetts, N.G., Isaac, N., McLaughlin, M., Musgrove, A.J., Noble, D.G., O’Mahony, E., Pacheco, M., Roy, D., Sears, J., Shardlow, M., Stringer, C., Taylor, A., Thompson, P., Walker, K.J., Walton, P., Willing, M.J., Wilson, J., and Wynde, R.
- Abstract
For the first time ever, the UK’s wildlife organisations have joined forces to undertake a health check of nature in the UK and its Overseas Territories. 60% of the 3,148 UK species we assessed have declined over the last 50 years and 31% have declined strongly. Half of the species assessed have shown strong changes in their numbers or range, indicating that recent environmental changes are having a dramatic impact on nature in the UK. Species with specific habitat requirements seem to be faring worse than generalist species. A new Watchlist Indicator, developed to measure how conservation priority species are faring, shows that their overall numbers have declined by 77% in the last 40 years, with little sign of recovery. Of more than 6,000 species that have been assessed using modern Red List criteria, more than one in 10 are thought to be under threat of extinction in the UK. Our assessment looks back over 50 years at most, yet there were large declines in the UK’s wildlife prior to this, linked to habitat loss. The UK’s Overseas Territories hold a wealth of wildlife of huge international importance and over 90 of these species are at high risk of global extinction. There is a lack of knowledge on the trends of most of the UK’s species. As a result, we can report quantitative trends for only 5% of the 59,000 or so terrestrial and freshwater species in the UK, and for very few of the 8,500 marine species. Much needs to be done to improve our knowledge. What we do know about the state of the UK’s nature is often based upon the efforts of thousands of dedicated volunteer enthusiasts who contribute their time and expertise to monitoring schemes and species recording. The threats to the UK’s wildlife are many and varied, the most severe acting either to destroy valuable habitat or degrade the quality and value of what remains. Climate change is having an increasing impact on nature in the UK. Rising average temperatures are known to be driving range expansion in some s
- Published
- 2013
13. Population Declines and Range Contractions among Lowland Farmland Birds in Britain
- Author
-
Fuller, R.J., primary, Gregory, R.D., additional, Gibbons, D.W., additional, Marchant, J.H., additional, Wilson, J.D., additional, Baillie, S.R., additional, and Carter, N., additional
- Published
- 1995
- Full Text
- View/download PDF
14. High Energy Density aluminum/oxygen cell
- Author
-
Rudd, E.J., primary and Gibbons, D.W., additional
- Published
- 1994
- Full Text
- View/download PDF
15. Conclusions of the Worldwide Integrated Assessment on the risks of neonicotinoids and fipronil to biodiversity and ecosystem functioning
- Author
-
Van Der Sluijs, J.P., Amaral-Rogers, V., Belzunces, L.P., Bijleveld Van Lexmond, M. F. I. J., Bonmatin, J.-M., Chagnon, M., Downs, C.A., Furlan, L., Gibbons, D.W., Giorio, C., Girolami, V., Goulson, D., Kreutzweiser, D.P., Krupke, C., Liess, M., Long, E., McField, M., Mineau, P., Mitchell, E.A.D., Morrissey, C.A., Noome, D.A., Pisa, L., Settele, J., Simon-Delso, N., Stark, J.D., Tapparo, A., Van Dyck, H., Van Praagh, J., Whitehorn, Penelope R., and Wiemers, M.
- Subjects
13. Climate action ,15. Life on land ,6. Clean water
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