Results 81 to 90 of about 12,863 (186)

Distribution, scale, and drivers of mass mortality events in Europe's freshwater bivalves

open access: yesConservation Biology, EarlyView.
Abstract Mass mortality events (MMEs) are decimating populations and compromising key ecosystem functions around the globe. One taxon particularly vulnerable to MMEs is freshwater bivalve mollusks. This group has important ecosystem engineering capacities and includes highly threatened and highly invasive taxa.
Daniel A. Cossey   +39 more
wiley   +1 more source

Du simple relevé de végétation à la gestion des données sur la biodiversité : problèmes liées à la construction d'une base de données sur la flore alpine

open access: yesSciences, Eaux & Territoires, 2010
À partir de l'exemple de constitution de la base de données FloRem sur la flore alpine, cet article nous présente ici les difficultés, les avantages et limites d'une telle base pour la valorisation de données de diversité végétale sur le long terme.
T. SPIEGELBERGER   +2 more
doaj   +1 more source

Drivers of variation in yellow crazy ant (Anoplolepis gracilipes) abundance and impacts on native fauna in an atoll ecosystem

open access: yesConservation Science and Practice, EarlyView.
Yellow crazy ants (Anoplolepis gracilipes; YCA) are widespread invaders of islands across the Pacific and Indian Oceans. We investigated the ecological preferences and impacts of this species on a Polynesian atoll. We show that even at low abundances, this species can have important impacts on the fauna, including seabirds, and require management ...
Miléna Philip   +2 more
wiley   +1 more source

Regard critique sur la mise en place d'indicateurs d'évaluation de l'efficacité des aires marines protégées

open access: yesSciences, Eaux & Territoires, 2010
Les aires marines protégées (AMP) ont été créées pour protéger des espèces rares menacées et/ou préserver des habitats remarquables. Quel est le bilan de ces espaces ? Ont-ils permis de restaurer la biodiversité que l'on a souhaité conserver ?
S. PASQUAUD, J. LOBRY
doaj   +1 more source

Integrating ecological feedbacks across scales and levels of organization

open access: yesEcography, EarlyView.
In ecosystems, species interact in various ways with other species, and with their local environment. In addition, ecosystems are coupled in space by diverse types of flows. From these links connecting different ecological entities can emerge circular pathways of indirect effects: feedback loops.
Benoît Pichon   +4 more
wiley   +1 more source

Mettre en œuvre une nouvelle politique de protection de la biodiversité en forêt, que vont faire les acteurs ?

open access: yesSciences, Eaux & Territoires, 2010
Déterminer le comportement des acteurs en charge de mettre en œuvre les politiques, prévoir la réaction des publics et usagers impactés par leurs mesures, deviennent un atout précieux pour le décideur.
J.P. BOUSSET   +3 more
doaj   +1 more source

Anticipating cosmetic emulsion stability using a novel multi‐analytical approach

open access: yesInternational Journal of Cosmetic Science, EarlyView.
A novel combination of granulometry, turbidimetry and rheology enables early detection of cosmetic emulsion instability—reducing assessment time from 30 to 8 days. This rapid method distinguishes stable from unstable emulsions under identical conditions, offering a powerful tool for formulation screening and industrial quality control.
Axel Viton   +4 more
wiley   +1 more source

Comparative evaluation of the attractiveness of new polyethylene screens versus West African tiny target for the control of tsetse flies

open access: yesMedical and Veterinary Entomology, EarlyView.
The material has no significant difference in captures (non‐shiny cotton‐polyester screens vs. the shiny polyethylene screens), but the vertical screen attracted significantly more G. tachinoides for each type of material. Full white horizontal screen was significantly lower than the reference WATT.
Ernest Wendemanegde Salou   +5 more
wiley   +1 more source

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