Results 31 to 40 of about 2,515 (183)

Variabilité climatique en Afrique de l'Ouest : incidence de l'aide publique au développment sur la sécurité alimentaire

open access: yesRevue Internationale des Économistes de Langue Française, 2020
L ' objectif de ce papier est d ' évaluer l ' effet de l ' aide publique au développement dans l ' atténuation des effets de la variabilité climatique sur la sécurité alimentaire des pays de l ' Afrique de l ' ouest. En utilisant les données de panel sur
Yevessé Dandonougbo   +1 more
doaj   +1 more source

A proposal for simplifying the labelling of sunscreens

open access: yesInternational Journal of Cosmetic Science, EarlyView.
A binary system for classifying the magnitude of protection provided by topical sunscreens is proposed and examples of potential symbols for labelling sunscreens are illustrated here. Phototesting is limited to a single area of sunscreen‐protected skin and avoids assessment of the minimal erythema dose on sunscreen‐protected skin.
Brian Diffey
wiley   +1 more source

Unravelling polyphenol skin permeation: A comparative study using full‐thickness 3D in vitro and ex vivo human skin models

open access: yesInternational Journal of Cosmetic Science, EarlyView.
This study demonstrates that full‐thickness 3D in vitro skin models reliably assess the permeation of cosmetic polyphenols, revealing compound‐specific transport profiles and bridging the gap between conventional cell models and ex vivo human skin, while offering an ethical and robust alternative for dermal absorption screening. Abstract The evaluation
Mariana Marques   +6 more
wiley   +1 more source

Croissance pré-sevrage des agneaux et productivité en milieu traditionnel soudano-sahélien au Mali

open access: yesRevue d’Elevage et de Médecine Vétérinaire des Pays Tropicaux, 1995
Les performances pondérales moyennes des agneaux de La zone soudano-sahélienne du Mali sont confrontées à celles observées dans d'autres troupeaux ovins africains. Bien qu'expression de leurs potentiels génétiques, ces performances sont aussi dépendantes
T. Niaré
doaj   +1 more source

Caractérisation des risques agroclimatiques liés à la culture du maïs (Zea mays) au nord du Togo sous la variabilité climatique

open access: yesRevue Marocaine des Sciences Agronomiques et Vétérinaires, 2023
La présente étude porte sur l’analyse des risques climatiques pouvant compromettre la culture du maïs (Zea mays) au Nord Togo dans ce contexte de variabilité climatique afin de réduire la vulnérabilité des producteurs de maïs dans la région des Savanes ...
Sinandja DIYANI, Issaka LONA
doaj  

Genetic and Ecological Management of Pacific Salmon Fisheries for the 21st Century

open access: yesFisheries Management and Ecology, Volume 33, Issue 4, Page 633-645, August 2026.
ABSTRACT Based on ecological adaptation theory, tremendous effort is being spent on measures that are eliminating salmon hatcheries and fishing opportunities with the intention of protecting wild runs deemed to be of particular genetic importance to the survival of the species.
Randall E. Brummett   +2 more
wiley   +1 more source

Compatibility of personal care thickening polymers in sulphate‐free surfactants

open access: yesInternational Journal of Cosmetic Science, Volume 48, Issue 4, Page 685-699, August 2026.
Phase behaviour for alpha olefin sulfonate surfactant 10–15 wt% combined with 1 wt% sodium carboxy methyl cellulose, clearly indicating the sensitivity in miscibility when adding various levels of background salt. Abstract Objective Formulators today know that when traditional surfactants and polymers are replaced new problems occur. What was before a ‘
Tobias Halthur   +4 more
wiley   +1 more source

La climatologie est morte!; vive la climatologie!; reflexiones sobre el cambio climático

open access: yesEstudios Geográficos, 1999
Este trabajo expone la necesidad de una definición de clima aceptada por la comunidad científica como paso previo a la noción de cambio climático. Se exponen y comentan distintos conceptos de clima, desde los orígenes griegos de la palabra, en los que se
Juan José Sanz Donaire
doaj   +1 more source

Domesticating robots, domesticating language: The hylomorphic paradox of “openness” in large language models

open access: yesJournal of Linguistic Anthropology, Volume 36, Issue 2, August 2026.
Abstract This article examines how openness is interpreted in human–LLM interaction through an ethnographic study of a robotics experiment. Focusing on an episode in which a robot produced an unexpected utterance, I analyze how engineers classify the output as inconsequential noise.
Raffaele Andrea Buono
wiley   +1 more source

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